From b4c0a9ca66b1881fc88e7f7872c99c9f2a51aee2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20S=C3=A1nchez=20L=C3=B3pez?=
 <1175054+carlossanlop@users.noreply.github.com>
Date: Tue, 4 Feb 2025 09:53:24 -0800
Subject: [PATCH 1/5] AspNetCore

---
 .../Microsoft.AspNetCore.App/10.0-preview1.md | 15 +++++++++++
 ...Microsoft.AspNetCore.Components.Routing.md | 15 +++++++++++
 ...review1_Microsoft.AspNetCore.Components.md | 12 +++++++++
 ...crosoft.AspNetCore.Connections.Features.md | 27 +++++++++++++++++++
 ...1_Microsoft.AspNetCore.Http.HttpResults.md | 10 +++++++
 ...iew1_Microsoft.AspNetCore.Http.Metadata.md | 12 +++++++++
 ...10.0-preview1_Microsoft.AspNetCore.Http.md | 15 +++++++++++
 ...w1_Microsoft.AspNetCore.Mvc.ApiExplorer.md | 13 +++++++++
 .../10.0-preview1_Microsoft.AspNetCore.Mvc.md | 19 +++++++++++++
 ...icrosoft.Extensions.DependencyInjection.md | 12 +++++++++
 10 files changed, 150 insertions(+)
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.Routing.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Connections.Features.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.HttpResults.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.Metadata.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.ApiExplorer.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.Extensions.DependencyInjection.md

diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md
new file mode 100644
index 0000000000..e8587d5068
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md
@@ -0,0 +1,15 @@
+# API Difference C:\Users\calope\Downloads\refs\microsoft.aspnetcore.app.ref.9.0.0\ref\net9.0 vs C:\Users\calope\Downloads\refs\Microsoft.AspNetCore.App.Ref.10.0.0-preview.1.25103.6\ref\net10.0
+
+API listing follows standard diff formatting.
+Lines preceded by a '+' are additions and a '-' indicates removal.
+
+* [Microsoft.AspNetCore.Components](10.0-preview1_Microsoft.AspNetCore.Components.md)
+* [Microsoft.AspNetCore.Components.Routing](10.0-preview1_Microsoft.AspNetCore.Components.Routing.md)
+* [Microsoft.AspNetCore.Connections.Features](10.0-preview1_Microsoft.AspNetCore.Connections.Features.md)
+* [Microsoft.AspNetCore.Http](10.0-preview1_Microsoft.AspNetCore.Http.md)
+* [Microsoft.AspNetCore.Http.HttpResults](10.0-preview1_Microsoft.AspNetCore.Http.HttpResults.md)
+* [Microsoft.AspNetCore.Http.Metadata](10.0-preview1_Microsoft.AspNetCore.Http.Metadata.md)
+* [Microsoft.AspNetCore.Mvc](10.0-preview1_Microsoft.AspNetCore.Mvc.md)
+* [Microsoft.AspNetCore.Mvc.ApiExplorer](10.0-preview1_Microsoft.AspNetCore.Mvc.ApiExplorer.md)
+* [Microsoft.Extensions.DependencyInjection](10.0-preview1_Microsoft.Extensions.DependencyInjection.md)
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.Routing.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.Routing.md
new file mode 100644
index 0000000000..5177a85654
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.Routing.md
@@ -0,0 +1,15 @@
+# Microsoft.AspNetCore.Components.Routing
+
+``` diff
+ namespace Microsoft.AspNetCore.Components.Routing {
+     public class Router : IComponent, IDisposable, IHandleAfterRender {
+-        [ObsoleteAttribute("This property is obsolete and configuring it has not effect.")]
+-        [ParameterAttribute]
+-        public bool PreferExactMatches { get; set; }
++        [ObsoleteAttribute("This property is obsolete and configuring it has no effect.")]
++        [ParameterAttribute]
++        public bool PreferExactMatches { get; set; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.md
new file mode 100644
index 0000000000..a35321a420
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Components.md
@@ -0,0 +1,12 @@
+# Microsoft.AspNetCore.Components
+
+``` diff
+ namespace Microsoft.AspNetCore.Components {
+     [AttributeUsageAttribute(4, AllowMultiple=true, Inherited=false)]
+     public sealed class RouteAttribute : Attribute {
+-        public RouteAttribute(string template);
++        public RouteAttribute([StringSyntaxAttribute("Route")] string template);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Connections.Features.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Connections.Features.md
new file mode 100644
index 0000000000..07fdb3b7e1
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Connections.Features.md
@@ -0,0 +1,27 @@
+# Microsoft.AspNetCore.Connections.Features
+
+``` diff
+ namespace Microsoft.AspNetCore.Connections.Features {
+     public interface ITlsHandshakeFeature {
+-        CipherAlgorithmType CipherAlgorithm { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherStrength, HashAlgorithm and HashStrength properties are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        CipherAlgorithmType CipherAlgorithm { get; }
+-        int CipherStrength { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherStrength, HashAlgorithm and HashStrength properties are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        int CipherStrength { get; }
+-        HashAlgorithmType HashAlgorithm { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherStrength, HashAlgorithm and HashStrength properties are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        HashAlgorithmType HashAlgorithm { get; }
+-        int HashStrength { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherStrength, HashAlgorithm and HashStrength properties are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        int HashStrength { get; }
+-        ExchangeAlgorithmType KeyExchangeAlgorithm { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherStrength, HashAlgorithm and HashStrength properties are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        ExchangeAlgorithmType KeyExchangeAlgorithm { get; }
+-        int KeyExchangeStrength { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherStrength, HashAlgorithm and HashStrength properties are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        int KeyExchangeStrength { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.HttpResults.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.HttpResults.md
new file mode 100644
index 0000000000..41d88557c0
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.HttpResults.md
@@ -0,0 +1,10 @@
+# Microsoft.AspNetCore.Http.HttpResults
+
+``` diff
+ namespace Microsoft.AspNetCore.Http.HttpResults {
+     public sealed class RedirectHttpResult : IResult {
++        public static bool IsLocalUrl([NotNullWhenAttribute(true), StringSyntaxAttribute("Uri")] string? url);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.Metadata.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.Metadata.md
new file mode 100644
index 0000000000..20b1cd0562
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.Metadata.md
@@ -0,0 +1,12 @@
+# Microsoft.AspNetCore.Http.Metadata
+
+``` diff
+ namespace Microsoft.AspNetCore.Http.Metadata {
+     public interface IProducesResponseTypeMetadata {
++        string Description { get; }
+-        Type? Type { get; }
++        Type Type { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.md
new file mode 100644
index 0000000000..79867a35a7
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Http.md
@@ -0,0 +1,15 @@
+# Microsoft.AspNetCore.Http
+
+``` diff
+ namespace Microsoft.AspNetCore.Http {
+     [DebuggerDisplayAttribute("{ToString(),nq}")]
+     public sealed class ProducesResponseTypeMetadata : IProducesResponseTypeMetadata {
+-        public ProducesResponseTypeMetadata(int statusCode, Type? type = null, string[]? contentTypes = null);
++        public ProducesResponseTypeMetadata(int statusCode, Type type = null, string[]? contentTypes = null);
++        public string Description { get; set; }
+-        public Type? Type { get; }
++        public Type Type { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.ApiExplorer.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.ApiExplorer.md
new file mode 100644
index 0000000000..34d5e94818
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.ApiExplorer.md
@@ -0,0 +1,13 @@
+# Microsoft.AspNetCore.Mvc.ApiExplorer
+
+``` diff
+ namespace Microsoft.AspNetCore.Mvc.ApiExplorer {
+     public class ApiResponseType {
++        public string Description { get; set; }
+     }
+     public interface IApiResponseMetadataProvider : IFilterMetadata {
++        string Description { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.md
new file mode 100644
index 0000000000..93ad7c2560
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.AspNetCore.Mvc.md
@@ -0,0 +1,19 @@
+# Microsoft.AspNetCore.Mvc
+
+``` diff
+ namespace Microsoft.AspNetCore.Mvc {
+     [AttributeUsageAttribute(68, AllowMultiple=false, Inherited=true)]
+     public class ProducesAttribute : Attribute, IApiResponseMetadataProvider, IFilterMetadata, IOrderedFilter, IResultFilter {
++        public string? Description { get; set; }
+     }
+     [AttributeUsageAttribute(64, AllowMultiple=false, Inherited=true)]
+     public sealed class ProducesDefaultResponseTypeAttribute : Attribute, IApiDefaultResponseMetadataProvider, IApiResponseMetadataProvider, IFilterMetadata {
++        public string? Description { get; set; }
+     }
+     [AttributeUsageAttribute(68, AllowMultiple=true, Inherited=true)]
+     public class ProducesResponseTypeAttribute : Attribute, IApiResponseMetadataProvider, IFilterMetadata {
++        public string? Description { get; set; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.Extensions.DependencyInjection.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.Extensions.DependencyInjection.md
new file mode 100644
index 0000000000..9a1138a9c0
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1_Microsoft.Extensions.DependencyInjection.md
@@ -0,0 +1,12 @@
+# Microsoft.Extensions.DependencyInjection
+
+``` diff
+ namespace Microsoft.Extensions.DependencyInjection {
+-    public delegate T ObjectFactory<T>(IServiceProvider serviceProvider, object?[]? arguments);
++    public delegate T ObjectFactory<out T>(IServiceProvider serviceProvider, object?[]? arguments);
+     public static class ServiceProviderKeyedServiceExtensions {
++        public static object? GetKeyedService(this IServiceProvider provider, Type serviceType, object? serviceKey);
+     }
+ }
+```
+

From e327f15f3938468f0c9b49217cd0e3d06aa2b918 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20S=C3=A1nchez=20L=C3=B3pez?=
 <1175054+carlossanlop@users.noreply.github.com>
Date: Tue, 4 Feb 2025 09:53:29 -0800
Subject: [PATCH 2/5] NETCore

---
 .../Microsoft.NETCore.App/10.0-preview1.md    |  36 +++
 ...0.0-preview1_System.Collections.Generic.md |  17 ++
 ...0-preview1_System.Collections.Immutable.md |  15 +
 ...preview1_System.Collections.ObjectModel.md |  17 ++
 ...preview1_System.Collections.Specialized.md |  13 +
 ...review1_System.Diagnostics.CodeAnalysis.md |  30 ++
 .../10.0-preview1_System.Formats.Asn1.md      |  11 +
 .../10.0-preview1_System.Globalization.md     |  16 +
 .../10.0-preview1_System.IO.md                |  38 +++
 .../10.0-preview1_System.Linq.md              | 211 +++++++++++++
 .../10.0-preview1_System.Net.Quic.md          |  12 +
 .../10.0-preview1_System.Net.Security.md      |  29 ++
 .../10.0-preview1_System.Net.md               |  29 ++
 .../10.0-preview1_System.Numerics.md          | 289 ++++++++++++++++++
 .../10.0-preview1_System.Reflection.Emit.md   |  11 +
 ...0.0-preview1_System.Reflection.Metadata.md |  12 +
 .../10.0-preview1_System.Reflection.md        | 235 ++++++++++++++
 ...eview1_System.Runtime.ExceptionServices.md |  10 +
 ...preview1_System.Runtime.InteropServices.md |  25 ++
 ...-preview1_System.Runtime.Intrinsics.X86.md | 109 +++++++
 ...10.0-preview1_System.Runtime.Intrinsics.md |  95 ++++++
 ...preview1_System.Security.Authentication.md |  16 +
 ....Security.Cryptography.X509Certificates.md |  12 +
 ...0-preview1_System.Security.Cryptography.md |  51 ++++
 .../10.0-preview1_System.Text.Json.Nodes.md   |  11 +
 ...preview1_System.Text.Json.Serialization.md |  20 ++
 .../10.0-preview1_System.Text.Json.md         |  17 ++
 .../10.0-preview1_System.Threading.Tasks.md   |  13 +
 .../10.0-preview1_System.Threading.md         |  11 +
 .../10.0-preview1_System.Xml.md               |  19 ++
 .../10.0-preview1_System.md                   | 248 +++++++++++++++
 31 files changed, 1678 insertions(+)
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Generic.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Immutable.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.ObjectModel.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Specialized.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Diagnostics.CodeAnalysis.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Formats.Asn1.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Globalization.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.IO.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Linq.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Quic.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Security.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Numerics.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Emit.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Metadata.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.ExceptionServices.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.InteropServices.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.X86.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Authentication.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.X509Certificates.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Nodes.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Serialization.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.Tasks.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Xml.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.md

diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md
new file mode 100644
index 0000000000..a883f6d585
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md
@@ -0,0 +1,36 @@
+# API Difference C:\Users\calope\Downloads\refs\microsoft.netcore.app.ref.9.0.0\ref\net9.0 vs C:\Users\calope\Downloads\refs\Microsoft.NETCore.App.Ref.10.0.0-preview.1.25080.5\ref\net10.0
+
+API listing follows standard diff formatting.
+Lines preceded by a '+' are additions and a '-' indicates removal.
+
+* [System](10.0-preview1_System.md)
+* [System.Collections.Generic](10.0-preview1_System.Collections.Generic.md)
+* [System.Collections.Immutable](10.0-preview1_System.Collections.Immutable.md)
+* [System.Collections.ObjectModel](10.0-preview1_System.Collections.ObjectModel.md)
+* [System.Collections.Specialized](10.0-preview1_System.Collections.Specialized.md)
+* [System.Diagnostics.CodeAnalysis](10.0-preview1_System.Diagnostics.CodeAnalysis.md)
+* [System.Formats.Asn1](10.0-preview1_System.Formats.Asn1.md)
+* [System.Globalization](10.0-preview1_System.Globalization.md)
+* [System.IO](10.0-preview1_System.IO.md)
+* [System.Linq](10.0-preview1_System.Linq.md)
+* [System.Net](10.0-preview1_System.Net.md)
+* [System.Net.Quic](10.0-preview1_System.Net.Quic.md)
+* [System.Net.Security](10.0-preview1_System.Net.Security.md)
+* [System.Numerics](10.0-preview1_System.Numerics.md)
+* [System.Reflection](10.0-preview1_System.Reflection.md)
+* [System.Reflection.Emit](10.0-preview1_System.Reflection.Emit.md)
+* [System.Reflection.Metadata](10.0-preview1_System.Reflection.Metadata.md)
+* [System.Runtime.ExceptionServices](10.0-preview1_System.Runtime.ExceptionServices.md)
+* [System.Runtime.InteropServices](10.0-preview1_System.Runtime.InteropServices.md)
+* [System.Runtime.Intrinsics](10.0-preview1_System.Runtime.Intrinsics.md)
+* [System.Runtime.Intrinsics.X86](10.0-preview1_System.Runtime.Intrinsics.X86.md)
+* [System.Security.Authentication](10.0-preview1_System.Security.Authentication.md)
+* [System.Security.Cryptography](10.0-preview1_System.Security.Cryptography.md)
+* [System.Security.Cryptography.X509Certificates](10.0-preview1_System.Security.Cryptography.X509Certificates.md)
+* [System.Text.Json](10.0-preview1_System.Text.Json.md)
+* [System.Text.Json.Nodes](10.0-preview1_System.Text.Json.Nodes.md)
+* [System.Text.Json.Serialization](10.0-preview1_System.Text.Json.Serialization.md)
+* [System.Threading](10.0-preview1_System.Threading.md)
+* [System.Threading.Tasks](10.0-preview1_System.Threading.Tasks.md)
+* [System.Xml](10.0-preview1_System.Xml.md)
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Generic.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Generic.md
new file mode 100644
index 0000000000..4fad84dd34
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Generic.md
@@ -0,0 +1,17 @@
+# System.Collections.Generic
+
+``` diff
+ namespace System.Collections.Generic {
+     public static class CollectionExtensions {
++        public static ReadOnlySet<T> AsReadOnly<T>(this ISet<T> @set);
+     }
+     public class OrderedDictionary<TKey, TValue> : ICollection, ICollection<KeyValuePair<TKey, TValue>>, IDictionary, IDictionary<TKey, TValue>, IEnumerable, IEnumerable<KeyValuePair<TKey, TValue>>, IList, IList<KeyValuePair<TKey, TValue>>, IReadOnlyCollection<KeyValuePair<TKey, TValue>>, IReadOnlyDictionary<TKey, TValue>, IReadOnlyList<KeyValuePair<TKey, TValue>> {
++        public bool TryAdd(TKey key, TValue value, out int index);
++        public bool TryGetValue(TKey key, [MaybeNullWhenAttribute(false)] out TValue value, out int index);
+     }
+     public class PriorityQueue<TElement, TPriority> {
++        public int Capacity { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Immutable.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Immutable.md
new file mode 100644
index 0000000000..2236c3ca2b
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Immutable.md
@@ -0,0 +1,15 @@
+# System.Collections.Immutable
+
+``` diff
+ namespace System.Collections.Immutable {
+     public static class ImmutableArray {
+-        public static ImmutableArray<T> Create<T>(Span<T> items);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static ImmutableArray<T> Create<T>(Span<T> items);
+-        public static ImmutableArray<T> ToImmutableArray<T>(this Span<T> items);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static ImmutableArray<T> ToImmutableArray<T>(this Span<T> items);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.ObjectModel.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.ObjectModel.md
new file mode 100644
index 0000000000..25787c5586
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.ObjectModel.md
@@ -0,0 +1,17 @@
+# System.Collections.ObjectModel
+
+``` diff
+ namespace System.Collections.ObjectModel {
++    public static class ReadOnlyCollection {
++        public static ReadOnlyCollection<T> CreateCollection<T>([ParamCollectionAttribute, ScopedRefAttribute] ReadOnlySpan<T> values);
++        public static ReadOnlySet<T> CreateSet<T>([ParamCollectionAttribute, ScopedRefAttribute] ReadOnlySpan<T> values);
++    }
+-    public class ReadOnlyCollection<T> : ICollection, ICollection<T>, IEnumerable, IEnumerable<T>, IList, IList<T>, IReadOnlyCollection<T>, IReadOnlyList<T>
++    [CollectionBuilderAttribute(typeof(ReadOnlyCollection), "CreateCollection")]
++    public class ReadOnlyCollection<T> : ICollection, ICollection<T>, IEnumerable, IEnumerable<T>, IList, IList<T>, IReadOnlyCollection<T>, IReadOnlyList<T>
+-    public class ReadOnlySet<T> : ICollection, ICollection<T>, IEnumerable, IEnumerable<T>, IReadOnlyCollection<T>, IReadOnlySet<T>, ISet<T>
++    [CollectionBuilderAttribute(typeof(ReadOnlyCollection), "CreateSet")]
++    public class ReadOnlySet<T> : ICollection, ICollection<T>, IEnumerable, IEnumerable<T>, IReadOnlyCollection<T>, IReadOnlySet<T>, ISet<T>
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Specialized.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Specialized.md
new file mode 100644
index 0000000000..03702cd3f8
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Collections.Specialized.md
@@ -0,0 +1,13 @@
+# System.Collections.Specialized
+
+``` diff
+ namespace System.Collections.Specialized {
+     public class StringCollection : ICollection, IEnumerable, IList {
+-        public void AddRange(string[] value);
++        public void AddRange(string?[] value);
+-        public void CopyTo(string[] array, int index);
++        public void CopyTo(string?[] array, int index);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Diagnostics.CodeAnalysis.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Diagnostics.CodeAnalysis.md
new file mode 100644
index 0000000000..23016ff9b2
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Diagnostics.CodeAnalysis.md
@@ -0,0 +1,30 @@
+# System.Diagnostics.CodeAnalysis
+
+``` diff
+ namespace System.Diagnostics.CodeAnalysis {
+     [FlagsAttribute]
+     public enum DynamicallyAccessedMemberTypes {
++        AllConstructors = 1064967,
++        AllEvents = 530432,
++        AllFields = 65632,
++        AllMethods = 32792,
++        AllNestedTypes = 2228608,
++        AllProperties = 263680,
++        NonPublicConstructorsWithInherited = 16388,
++        NonPublicEventsWithInherited = 528384,
++        NonPublicFieldsWithInherited = 65600,
++        NonPublicMethodsWithInherited = 32784,
++        NonPublicNestedTypesWithInherited = 131328,
++        NonPublicPropertiesWithInherited = 263168,
++        PublicConstructorsWithInherited = 1048579,
++        PublicNestedTypesWithInherited = 2097280,
+     }
+     [AttributeUsageAttribute(AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Constructor | AttributeTargets.Delegate | AttributeTargets.Enum | AttributeTargets.Event | AttributeTargets.Field | AttributeTargets.Interface | AttributeTargets.Method | AttributeTargets.Module | AttributeTargets.Property | AttributeTargets.Struct, Inherited=false)]
+     public sealed class ExperimentalAttribute : Attribute {
++        public string Message { get; set; }
+-        public string? UrlFormat { get; set; }
++        public string UrlFormat { get; set; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Formats.Asn1.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Formats.Asn1.md
new file mode 100644
index 0000000000..3aecb1341e
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Formats.Asn1.md
@@ -0,0 +1,11 @@
+# System.Formats.Asn1
+
+``` diff
+ namespace System.Formats.Asn1 {
+     public sealed class AsnWriter {
++        public TReturn Encode<TReturn>(Func<ReadOnlySpan<byte>, TReturn> encodeCallback);
++        public TReturn Encode<TState, TReturn>(TState state, Func<TState, ReadOnlySpan<byte>, TReturn> encodeCallback);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Globalization.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Globalization.md
new file mode 100644
index 0000000000..f1145053c1
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Globalization.md
@@ -0,0 +1,16 @@
+# System.Globalization
+
+``` diff
+ namespace System.Globalization {
+     [FlagsAttribute]
+     public enum CompareOptions {
++        NumericOrdering = 32,
+     }
+     public static class ISOWeek {
++        public static int GetWeekOfYear(DateOnly date);
++        public static int GetYear(DateOnly date);
++        public static DateOnly ToDateOnly(int year, int week, DayOfWeek dayOfWeek);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.IO.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.IO.md
new file mode 100644
index 0000000000..f7b236a854
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.IO.md
@@ -0,0 +1,38 @@
+# System.IO
+
+``` diff
+ namespace System.IO {
+     public class BinaryReader : IDisposable {
++        public virtual void ReadExactly(Span<byte> buffer);
+     }
+     public class StreamReader : TextReader {
+-        public StreamReader(Stream stream, Encoding encoding);
++        public StreamReader(Stream stream, Encoding? encoding);
+-        public StreamReader(Stream stream, Encoding encoding, bool detectEncodingFromByteOrderMarks);
++        public StreamReader(Stream stream, Encoding? encoding, bool detectEncodingFromByteOrderMarks);
+-        public StreamReader(Stream stream, Encoding encoding, bool detectEncodingFromByteOrderMarks, int bufferSize);
++        public StreamReader(Stream stream, Encoding? encoding, bool detectEncodingFromByteOrderMarks, int bufferSize);
+-        public StreamReader(string path, Encoding encoding);
++        public StreamReader(string path, Encoding? encoding);
+-        public StreamReader(string path, Encoding encoding, bool detectEncodingFromByteOrderMarks);
++        public StreamReader(string path, Encoding? encoding, bool detectEncodingFromByteOrderMarks);
+-        public StreamReader(string path, Encoding encoding, bool detectEncodingFromByteOrderMarks, int bufferSize);
++        public StreamReader(string path, Encoding? encoding, bool detectEncodingFromByteOrderMarks, int bufferSize);
+-        public StreamReader(string path, Encoding encoding, bool detectEncodingFromByteOrderMarks, FileStreamOptions options);
++        public StreamReader(string path, Encoding? encoding, bool detectEncodingFromByteOrderMarks, FileStreamOptions options);
+     }
+     public class StreamWriter : TextWriter {
+-        public StreamWriter(Stream stream, Encoding encoding);
++        public StreamWriter(Stream stream, Encoding? encoding);
+-        public StreamWriter(Stream stream, Encoding encoding, int bufferSize);
++        public StreamWriter(Stream stream, Encoding? encoding, int bufferSize);
+-        public StreamWriter(string path, bool append, Encoding encoding);
++        public StreamWriter(string path, bool append, Encoding? encoding);
+-        public StreamWriter(string path, bool append, Encoding encoding, int bufferSize);
++        public StreamWriter(string path, bool append, Encoding? encoding, int bufferSize);
+-        public StreamWriter(string path, Encoding encoding, FileStreamOptions options);
++        public StreamWriter(string path, Encoding? encoding, FileStreamOptions options);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Linq.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Linq.md
new file mode 100644
index 0000000000..59d087f181
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Linq.md
@@ -0,0 +1,211 @@
+# System.Linq
+
+``` diff
+ namespace System.Linq {
++    public static class AsyncEnumerable {
++        public static ValueTask<TResult> AggregateAsync<TSource, TAccumulate, TResult>(this IAsyncEnumerable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, CancellationToken, ValueTask<TAccumulate>> func, Func<TAccumulate, CancellationToken, ValueTask<TResult>> resultSelector, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TResult> AggregateAsync<TSource, TAccumulate, TResult>(this IAsyncEnumerable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, TAccumulate> func, Func<TAccumulate, TResult> resultSelector, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TAccumulate> AggregateAsync<TSource, TAccumulate>(this IAsyncEnumerable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, CancellationToken, ValueTask<TAccumulate>> func, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TAccumulate> AggregateAsync<TSource, TAccumulate>(this IAsyncEnumerable<TSource> source, TAccumulate seed, Func<TAccumulate, TSource, TAccumulate> func, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> AggregateAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, TSource, CancellationToken, ValueTask<TSource>> func, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> AggregateAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, TSource, TSource> func, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<KeyValuePair<TKey, TAccumulate>> AggregateBy<TSource, TKey, TAccumulate>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, Func<TKey, CancellationToken, ValueTask<TAccumulate>> seedSelector, Func<TAccumulate, TSource, CancellationToken, ValueTask<TAccumulate>> func, IEqualityComparer<TKey>? keyComparer = null);
++        public static IAsyncEnumerable<KeyValuePair<TKey, TAccumulate>> AggregateBy<TSource, TKey, TAccumulate>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, TAccumulate seed, Func<TAccumulate, TSource, CancellationToken, ValueTask<TAccumulate>> func, IEqualityComparer<TKey>? keyComparer = null);
++        public static IAsyncEnumerable<KeyValuePair<TKey, TAccumulate>> AggregateBy<TSource, TKey, TAccumulate>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, Func<TKey, TAccumulate> seedSelector, Func<TAccumulate, TSource, TAccumulate> func, IEqualityComparer<TKey>? keyComparer = null);
++        public static IAsyncEnumerable<KeyValuePair<TKey, TAccumulate>> AggregateBy<TSource, TKey, TAccumulate>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, TAccumulate seed, Func<TAccumulate, TSource, TAccumulate> func, IEqualityComparer<TKey>? keyComparer = null);
++        public static ValueTask<bool> AllAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<bool> AllAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<bool> AnyAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<bool> AnyAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<bool> AnyAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TSource> Append<TSource>(this IAsyncEnumerable<TSource> source, TSource element);
++        public static ValueTask<decimal> AverageAsync(this IAsyncEnumerable<decimal> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double> AverageAsync(this IAsyncEnumerable<double> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double> AverageAsync(this IAsyncEnumerable<int> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double> AverageAsync(this IAsyncEnumerable<long> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<decimal?> AverageAsync(this IAsyncEnumerable<decimal?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double?> AverageAsync(this IAsyncEnumerable<double?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double?> AverageAsync(this IAsyncEnumerable<int?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double?> AverageAsync(this IAsyncEnumerable<long?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<float?> AverageAsync(this IAsyncEnumerable<float?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<float> AverageAsync(this IAsyncEnumerable<float> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TResult> Cast<TResult>(this IAsyncEnumerable<object?> source);
++        public static IAsyncEnumerable<TSource[]> Chunk<TSource>(this IAsyncEnumerable<TSource> source, int size);
++        public static IAsyncEnumerable<TSource> Concat<TSource>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TSource> second);
++        public static ValueTask<bool> ContainsAsync<TSource>(this IAsyncEnumerable<TSource> source, TSource value, IEqualityComparer<TSource>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<int> CountAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<int> CountAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<int> CountAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<KeyValuePair<TKey, int>> CountBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? keyComparer = null);
++        public static IAsyncEnumerable<KeyValuePair<TKey, int>> CountBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? keyComparer = null);
++        public static IAsyncEnumerable<TSource?> DefaultIfEmpty<TSource>(this IAsyncEnumerable<TSource> source);
++        public static IAsyncEnumerable<TSource> DefaultIfEmpty<TSource>(this IAsyncEnumerable<TSource> source, TSource defaultValue);
++        public static IAsyncEnumerable<TSource> Distinct<TSource>(this IAsyncEnumerable<TSource> source, IEqualityComparer<TSource>? comparer = null);
++        public static IAsyncEnumerable<TSource> DistinctBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TSource> DistinctBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static ValueTask<TSource> ElementAtAsync<TSource>(this IAsyncEnumerable<TSource> source, Index index, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> ElementAtAsync<TSource>(this IAsyncEnumerable<TSource> source, int index, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> ElementAtOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Index index, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> ElementAtOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, int index, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TResult> Empty<TResult>();
++        public static IAsyncEnumerable<TSource> Except<TSource>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TSource> second, IEqualityComparer<TSource>? comparer = null);
++        public static IAsyncEnumerable<TSource> ExceptBy<TSource, TKey>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TKey> second, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TSource> ExceptBy<TSource, TKey>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TKey> second, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static ValueTask<TSource> FirstAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> FirstAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> FirstAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> FirstOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> FirstOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> FirstOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> FirstOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> FirstOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> FirstOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TResult> GroupBy<TSource, TKey, TElement, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, Func<TSource, CancellationToken, ValueTask<TElement>> elementSelector, Func<TKey, IEnumerable<TElement>, CancellationToken, ValueTask<TResult>> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> GroupBy<TSource, TKey, TElement, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, Func<TSource, TElement> elementSelector, Func<TKey, IEnumerable<TElement>, TResult> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<IGrouping<TKey, TElement>> GroupBy<TSource, TKey, TElement>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, Func<TSource, CancellationToken, ValueTask<TElement>> elementSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<IGrouping<TKey, TElement>> GroupBy<TSource, TKey, TElement>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, Func<TSource, TElement> elementSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> GroupBy<TSource, TKey, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, Func<TKey, IEnumerable<TSource>, CancellationToken, ValueTask<TResult>> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> GroupBy<TSource, TKey, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, Func<TKey, IEnumerable<TSource>, TResult> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<IGrouping<TKey, TSource>> GroupBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<IGrouping<TKey, TSource>> GroupBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> GroupJoin<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, CancellationToken, ValueTask<TKey>> outerKeySelector, Func<TInner, CancellationToken, ValueTask<TKey>> innerKeySelector, Func<TOuter, IEnumerable<TInner>, CancellationToken, ValueTask<TResult>> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> GroupJoin<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter, IEnumerable<TInner>, TResult> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<(int Index, TSource Item)> Index<TSource>(this IAsyncEnumerable<TSource> source);
++        public static IAsyncEnumerable<TSource> Intersect<TSource>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TSource> second, IEqualityComparer<TSource>? comparer = null);
++        public static IAsyncEnumerable<TSource> IntersectBy<TSource, TKey>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TKey> second, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TSource> IntersectBy<TSource, TKey>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TKey> second, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> Join<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, CancellationToken, ValueTask<TKey>> outerKeySelector, Func<TInner, CancellationToken, ValueTask<TKey>> innerKeySelector, Func<TOuter, TInner, CancellationToken, ValueTask<TResult>> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> Join<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter, TInner, TResult> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static ValueTask<TSource> LastAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> LastAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> LastAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> LastOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> LastOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> LastOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> LastOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> LastOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> LastOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TResult> LeftJoin<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, CancellationToken, ValueTask<TKey>> outerKeySelector, Func<TInner, CancellationToken, ValueTask<TKey>> innerKeySelector, Func<TOuter, TInner?, CancellationToken, ValueTask<TResult>> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> LeftJoin<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter, TInner?, TResult> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static ValueTask<long> LongCountAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<long> LongCountAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<long> LongCountAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> MaxAsync<TSource>(this IAsyncEnumerable<TSource> source, IComparer<TSource>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> MaxByAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> MaxByAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> MinAsync<TSource>(this IAsyncEnumerable<TSource> source, IComparer<TSource>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> MinByAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> MinByAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TResult> OfType<TResult>(this IAsyncEnumerable<object?> source);
++        public static IOrderedAsyncEnumerable<T> Order<T>(this IAsyncEnumerable<T> source, IComparer<T>? comparer = null);
++        public static IOrderedAsyncEnumerable<TSource> OrderBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IComparer<TKey>? comparer = null);
++        public static IOrderedAsyncEnumerable<TSource> OrderBy<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IComparer<TKey>? comparer = null);
++        public static IOrderedAsyncEnumerable<TSource> OrderByDescending<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IComparer<TKey>? comparer = null);
++        public static IOrderedAsyncEnumerable<TSource> OrderByDescending<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IComparer<TKey>? comparer = null);
++        public static IOrderedAsyncEnumerable<T> OrderDescending<T>(this IAsyncEnumerable<T> source, IComparer<T>? comparer = null);
++        public static IAsyncEnumerable<TSource> Prepend<TSource>(this IAsyncEnumerable<TSource> source, TSource element);
++        public static IAsyncEnumerable<int> Range(int start, int count);
++        public static IAsyncEnumerable<TResult> Repeat<TResult>(TResult element, int count);
++        public static IAsyncEnumerable<TSource> Reverse<TSource>(this IAsyncEnumerable<TSource> source);
++        public static IAsyncEnumerable<TResult> RightJoin<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, CancellationToken, ValueTask<TKey>> outerKeySelector, Func<TInner, CancellationToken, ValueTask<TKey>> innerKeySelector, Func<TOuter?, TInner, CancellationToken, ValueTask<TResult>> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> RightJoin<TOuter, TInner, TKey, TResult>(this IAsyncEnumerable<TOuter> outer, IAsyncEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter?, TInner, TResult> resultSelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TResult> Select<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<TResult>> selector);
++        public static IAsyncEnumerable<TResult> Select<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, TResult> selector);
++        public static IAsyncEnumerable<TResult> Select<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TResult>> selector);
++        public static IAsyncEnumerable<TResult> Select<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, TResult> selector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, IAsyncEnumerable<TCollection>> collectionSelector, Func<TSource, TCollection, CancellationToken, ValueTask<TResult>> resultSelector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, IAsyncEnumerable<TCollection>> collectionSelector, Func<TSource, TCollection, TResult> resultSelector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, IEnumerable<TCollection>> collectionSelector, Func<TSource, TCollection, TResult> resultSelector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, IAsyncEnumerable<TCollection>> collectionSelector, Func<TSource, TCollection, CancellationToken, ValueTask<TResult>> resultSelector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, IEnumerable<TCollection>> collectionSelector, Func<TSource, TCollection, TResult> resultSelector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<IEnumerable<TCollection>>> collectionSelector, Func<TSource, TCollection, CancellationToken, ValueTask<TResult>> resultSelector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TCollection, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<IEnumerable<TCollection>>> collectionSelector, Func<TSource, TCollection, CancellationToken, ValueTask<TResult>> resultSelector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, IAsyncEnumerable<TResult>> selector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, IEnumerable<TResult>> selector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, IAsyncEnumerable<TResult>> selector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, IEnumerable<TResult>> selector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<IEnumerable<TResult>>> selector);
++        public static IAsyncEnumerable<TResult> SelectMany<TSource, TResult>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<IEnumerable<TResult>>> selector);
++        public static ValueTask<bool> SequenceEqualAsync<TSource>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TSource> second, IEqualityComparer<TSource>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> SingleAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> SingleAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> SingleAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> SingleOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> SingleOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> SingleOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> SingleOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource?> SingleOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<TSource> SingleOrDefaultAsync<TSource>(this IAsyncEnumerable<TSource> source, TSource defaultValue, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TSource> Skip<TSource>(this IAsyncEnumerable<TSource> source, int count);
++        public static IAsyncEnumerable<TSource> SkipLast<TSource>(this IAsyncEnumerable<TSource> source, int count);
++        public static IAsyncEnumerable<TSource> SkipWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate);
++        public static IAsyncEnumerable<TSource> SkipWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, bool> predicate);
++        public static IAsyncEnumerable<TSource> SkipWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<bool>> predicate);
++        public static IAsyncEnumerable<TSource> SkipWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate);
++        public static ValueTask<decimal> SumAsync(this IAsyncEnumerable<decimal> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double> SumAsync(this IAsyncEnumerable<double> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<int> SumAsync(this IAsyncEnumerable<int> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<long> SumAsync(this IAsyncEnumerable<long> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<decimal?> SumAsync(this IAsyncEnumerable<decimal?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<double?> SumAsync(this IAsyncEnumerable<double?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<int?> SumAsync(this IAsyncEnumerable<int?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<long?> SumAsync(this IAsyncEnumerable<long?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<float?> SumAsync(this IAsyncEnumerable<float?> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<float> SumAsync(this IAsyncEnumerable<float> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TSource> Take<TSource>(this IAsyncEnumerable<TSource> source, int count);
++        public static IAsyncEnumerable<TSource> Take<TSource>(this IAsyncEnumerable<TSource> source, Range range);
++        public static IAsyncEnumerable<TSource> TakeLast<TSource>(this IAsyncEnumerable<TSource> source, int count);
++        public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate);
++        public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, bool> predicate);
++        public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<bool>> predicate);
++        public static IAsyncEnumerable<TSource> TakeWhile<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate);
++        public static IOrderedAsyncEnumerable<TSource> ThenBy<TSource, TKey>(this IOrderedAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IComparer<TKey>? comparer = null);
++        public static IOrderedAsyncEnumerable<TSource> ThenBy<TSource, TKey>(this IOrderedAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IComparer<TKey>? comparer = null);
++        public static IOrderedAsyncEnumerable<TSource> ThenByDescending<TSource, TKey>(this IOrderedAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IComparer<TKey>? comparer = null);
++        public static IOrderedAsyncEnumerable<TSource> ThenByDescending<TSource, TKey>(this IOrderedAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IComparer<TKey>? comparer = null);
++        public static ValueTask<TSource[]> ToArrayAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TSource> ToAsyncEnumerable<TSource>(this IEnumerable<TSource> source);
++        public static ValueTask<Dictionary<TKey, TValue>> ToDictionaryAsync<TKey, TValue>(this IAsyncEnumerable<KeyValuePair<TKey, TValue>> source, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<Dictionary<TKey, TValue>> ToDictionaryAsync<TKey, TValue>(this IAsyncEnumerable<(TKey Key, TValue Value)> source, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<Dictionary<TKey, TElement>> ToDictionaryAsync<TSource, TKey, TElement>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, Func<TSource, CancellationToken, ValueTask<TElement>> elementSelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<Dictionary<TKey, TElement>> ToDictionaryAsync<TSource, TKey, TElement>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, Func<TSource, TElement> elementSelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<Dictionary<TKey, TSource>> ToDictionaryAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<Dictionary<TKey, TSource>> ToDictionaryAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<HashSet<TSource>> ToHashSetAsync<TSource>(this IAsyncEnumerable<TSource> source, IEqualityComparer<TSource>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<List<TSource>> ToListAsync<TSource>(this IAsyncEnumerable<TSource> source, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<ILookup<TKey, TElement>> ToLookupAsync<TSource, TKey, TElement>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, Func<TSource, CancellationToken, ValueTask<TElement>> elementSelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<ILookup<TKey, TElement>> ToLookupAsync<TSource, TKey, TElement>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, Func<TSource, TElement> elementSelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<ILookup<TKey, TSource>> ToLookupAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static ValueTask<ILookup<TKey, TSource>> ToLookupAsync<TSource, TKey>(this IAsyncEnumerable<TSource> source, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? comparer = null, CancellationToken cancellationToken = default(CancellationToken));
++        public static IAsyncEnumerable<TSource> Union<TSource>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TSource> second, IEqualityComparer<TSource>? comparer = null);
++        public static IAsyncEnumerable<TSource> UnionBy<TSource, TKey>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TSource> second, Func<TSource, CancellationToken, ValueTask<TKey>> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TSource> UnionBy<TSource, TKey>(this IAsyncEnumerable<TSource> first, IAsyncEnumerable<TSource> second, Func<TSource, TKey> keySelector, IEqualityComparer<TKey>? comparer = null);
++        public static IAsyncEnumerable<TSource> Where<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, bool> predicate);
++        public static IAsyncEnumerable<TSource> Where<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, bool> predicate);
++        public static IAsyncEnumerable<TSource> Where<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, int, CancellationToken, ValueTask<bool>> predicate);
++        public static IAsyncEnumerable<TSource> Where<TSource>(this IAsyncEnumerable<TSource> source, Func<TSource, CancellationToken, ValueTask<bool>> predicate);
++        public static IAsyncEnumerable<TResult> Zip<TFirst, TSecond, TResult>(this IAsyncEnumerable<TFirst> first, IAsyncEnumerable<TSecond> second, Func<TFirst, TSecond, CancellationToken, ValueTask<TResult>> resultSelector);
++        public static IAsyncEnumerable<TResult> Zip<TFirst, TSecond, TResult>(this IAsyncEnumerable<TFirst> first, IAsyncEnumerable<TSecond> second, Func<TFirst, TSecond, TResult> resultSelector);
++        public static IAsyncEnumerable<(TFirst First, TSecond Second, TThird Third)> Zip<TFirst, TSecond, TThird>(this IAsyncEnumerable<TFirst> first, IAsyncEnumerable<TSecond> second, IAsyncEnumerable<TThird> third);
++        public static IAsyncEnumerable<(TFirst First, TSecond Second)> Zip<TFirst, TSecond>(this IAsyncEnumerable<TFirst> first, IAsyncEnumerable<TSecond> second);
++    }
+     public static class Enumerable {
++        public static IEnumerable<TResult> LeftJoin<TOuter, TInner, TKey, TResult>(this IEnumerable<TOuter> outer, IEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter, TInner?, TResult> resultSelector);
++        public static IEnumerable<TResult> LeftJoin<TOuter, TInner, TKey, TResult>(this IEnumerable<TOuter> outer, IEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter, TInner?, TResult> resultSelector, IEqualityComparer<TKey>? comparer);
++        public static IEnumerable<TSource> Reverse<TSource>(this TSource[] source);
++        public static IEnumerable<TResult> RightJoin<TOuter, TInner, TKey, TResult>(this IEnumerable<TOuter> outer, IEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter?, TInner, TResult> resultSelector);
++        public static IEnumerable<TResult> RightJoin<TOuter, TInner, TKey, TResult>(this IEnumerable<TOuter> outer, IEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter?, TInner, TResult> resultSelector, IEqualityComparer<TKey>? comparer);
+     }
++    public interface IOrderedAsyncEnumerable<out TElement> : IAsyncEnumerable<TElement> {
++        IOrderedAsyncEnumerable<TElement> CreateOrderedAsyncEnumerable<TKey>(Func<TElement, CancellationToken, ValueTask<TKey>> keySelector, IComparer<TKey>? comparer, bool descending);
++        IOrderedAsyncEnumerable<TElement> CreateOrderedAsyncEnumerable<TKey>(Func<TElement, TKey> keySelector, IComparer<TKey>? comparer, bool descending);
++    }
+     public static class Queryable {
++        public static IQueryable<TResult> LeftJoin<TOuter, TInner, TKey, TResult>(this IQueryable<TOuter> outer, IEnumerable<TInner> inner, Expression<Func<TOuter, TKey>> outerKeySelector, Expression<Func<TInner, TKey>> innerKeySelector, Expression<Func<TOuter, TInner?, TResult>> resultSelector);
++        public static IQueryable<TResult> LeftJoin<TOuter, TInner, TKey, TResult>(this IQueryable<TOuter> outer, IEnumerable<TInner> inner, Expression<Func<TOuter, TKey>> outerKeySelector, Expression<Func<TInner, TKey>> innerKeySelector, Expression<Func<TOuter, TInner?, TResult>> resultSelector, IEqualityComparer<TKey>? comparer);
++        public static IQueryable<TResult> RightJoin<TOuter, TInner, TKey, TResult>(this IQueryable<TOuter> outer, IEnumerable<TInner> inner, Expression<Func<TOuter, TKey>> outerKeySelector, Expression<Func<TInner, TKey>> innerKeySelector, Expression<Func<TOuter?, TInner, TResult>> resultSelector);
++        public static IQueryable<TResult> RightJoin<TOuter, TInner, TKey, TResult>(this IQueryable<TOuter> outer, IEnumerable<TInner> inner, Expression<Func<TOuter, TKey>> outerKeySelector, Expression<Func<TInner, TKey>> innerKeySelector, Expression<Func<TOuter?, TInner, TResult>> resultSelector, IEqualityComparer<TKey>? comparer);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Quic.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Quic.md
new file mode 100644
index 0000000000..36f69d5d24
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Quic.md
@@ -0,0 +1,12 @@
+# System.Net.Quic
+
+``` diff
+ namespace System.Net.Quic {
+     public sealed class QuicConnection : IAsyncDisposable {
++        [CLSCompliantAttribute(false)]
++        public TlsCipherSuite NegotiatedCipherSuite { get; }
++        public SslProtocols SslProtocol { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Security.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Security.md
new file mode 100644
index 0000000000..17c1340e4d
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.Security.md
@@ -0,0 +1,29 @@
+# System.Net.Security
+
+``` diff
+ namespace System.Net.Security {
+-    public delegate X509Certificate LocalCertificateSelectionCallback(object sender, string targetHost, X509CertificateCollection localCertificates, X509Certificate? remoteCertificate, string[] acceptableIssuers);
++    public delegate X509Certificate? LocalCertificateSelectionCallback(object sender, string targetHost, X509CertificateCollection localCertificates, X509Certificate? remoteCertificate, string[] acceptableIssuers);
+     public class SslStream : AuthenticatedStream {
+-        public virtual CipherAlgorithmType CipherAlgorithm { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public virtual CipherAlgorithmType CipherAlgorithm { get; }
+-        public virtual int CipherStrength { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public virtual int CipherStrength { get; }
+-        public virtual HashAlgorithmType HashAlgorithm { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public virtual HashAlgorithmType HashAlgorithm { get; }
+-        public virtual int HashStrength { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public virtual int HashStrength { get; }
+-        public virtual ExchangeAlgorithmType KeyExchangeAlgorithm { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public virtual ExchangeAlgorithmType KeyExchangeAlgorithm { get; }
+-        public virtual int KeyExchangeStrength { get; }
++        [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public virtual int KeyExchangeStrength { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.md
new file mode 100644
index 0000000000..9ebc33e512
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Net.md
@@ -0,0 +1,29 @@
+# System.Net
+
+``` diff
+ namespace System.Net {
+     public class CookieException : FormatException, ISerializable {
++        public CookieException(string? message);
++        public CookieException(string? message, Exception? innerException);
+     }
+-    public class IPAddress : IFormattable, IParsable<IPAddress>, ISpanFormattable, ISpanParsable<IPAddress>, IUtf8SpanFormattable {
++    public class IPAddress : IFormattable, IParsable<IPAddress>, ISpanFormattable, ISpanParsable<IPAddress>, IUtf8SpanFormattable, IUtf8SpanParsable<IPAddress> {
++        public static bool IsValid(ReadOnlySpan<char> ipSpan);
++        public static bool IsValidUtf8(ReadOnlySpan<byte> utf8Text);
++        public static IPAddress Parse(ReadOnlySpan<byte> utf8Text);
+-        static bool ISpanParsable<IPAddress>.TryParse(ReadOnlySpan<char> s, IFormatProvider provider, out IPAddress result);
++        static bool ISpanParsable<IPAddress>.TryParse(ReadOnlySpan<char> s, IFormatProvider provider, [NotNullWhenAttribute(true)] out IPAddress result);
++        static IPAddress IUtf8SpanParsable<IPAddress>.Parse(ReadOnlySpan<byte> utf8Text, IFormatProvider provider);
++        static bool IUtf8SpanParsable<IPAddress>.TryParse(ReadOnlySpan<byte> utf8Text, IFormatProvider provider, [NotNullWhenAttribute(true)] out IPAddress result);
++        public static bool TryParse(ReadOnlySpan<byte> utf8Text, [NotNullWhenAttribute(true)] out IPAddress? result);
+     }
+-    public readonly struct IPNetwork : IEquatable<IPNetwork>, IFormattable, IParsable<IPNetwork>, ISpanFormattable, ISpanParsable<IPNetwork>, IUtf8SpanFormattable {
++    public readonly struct IPNetwork : IEquatable<IPNetwork>, IFormattable, IParsable<IPNetwork>, ISpanFormattable, ISpanParsable<IPNetwork>, IUtf8SpanFormattable, IUtf8SpanParsable<IPNetwork> {
++        public static IPNetwork Parse(ReadOnlySpan<byte> utf8Text);
++        static IPNetwork IUtf8SpanParsable<IPNetwork>.Parse(ReadOnlySpan<byte> utf8Text, IFormatProvider provider);
++        static bool IUtf8SpanParsable<IPNetwork>.TryParse(ReadOnlySpan<byte> utf8Text, IFormatProvider provider, out IPNetwork result);
++        public static bool TryParse(ReadOnlySpan<byte> utf8Text, out IPNetwork result);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Numerics.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Numerics.md
new file mode 100644
index 0000000000..29fc1c013a
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Numerics.md
@@ -0,0 +1,289 @@
+# System.Numerics
+
+``` diff
+ namespace System.Numerics {
+     public interface INumber<TSelf> : IAdditionOperators<TSelf, TSelf, TSelf>, IAdditiveIdentity<TSelf, TSelf>, IComparable, IComparable<TSelf>, IComparisonOperators<TSelf, TSelf, bool>, IDecrementOperators<TSelf>, IDivisionOperators<TSelf, TSelf, TSelf>, IEqualityOperators<TSelf, TSelf, bool>, IEquatable<TSelf>, IFormattable, IIncrementOperators<TSelf>, IModulusOperators<TSelf, TSelf, TSelf>, IMultiplicativeIdentity<TSelf, TSelf>, IMultiplyOperators<TSelf, TSelf, TSelf>, INumberBase<TSelf>, IParsable<TSelf>, ISpanFormattable, ISpanParsable<TSelf>, ISubtractionOperators<TSelf, TSelf, TSelf>, IUnaryNegationOperators<TSelf, TSelf>, IUnaryPlusOperators<TSelf, TSelf>, IUtf8SpanFormattable, IUtf8SpanParsable<TSelf> where TSelf : INumber<TSelf>? {
++        static TSelf ClampNative(TSelf value, TSelf min, TSelf max);
++        static TSelf MaxNative(TSelf x, TSelf y);
++        static TSelf MinNative(TSelf x, TSelf y);
+     }
+     public struct Matrix4x4 : IEquatable<Matrix4x4> {
++        public static Matrix4x4 CreateBillboardLeftHanded(Vector3 objectPosition, Vector3 cameraPosition, Vector3 cameraUpVector, Vector3 cameraForwardVector);
++        public static Matrix4x4 CreateConstrainedBillboardLeftHanded(Vector3 objectPosition, Vector3 cameraPosition, Vector3 rotateAxis, Vector3 cameraForwardVector, Vector3 objectForwardVector);
+     }
+     public static class Vector {
++        public static bool All<T>(Vector<T> vector, T value);
++        public static bool AllWhereAllBitsSet<T>(Vector<T> vector);
++        public static bool Any<T>(Vector<T> vector, T value);
++        public static bool AnyWhereAllBitsSet<T>(Vector<T> vector);
++        public static int Count<T>(Vector<T> vector, T value);
++        public static int CountWhereAllBitsSet<T>(Vector<T> vector);
++        [CLSCompliantAttribute(false)]
++        public static uint ExtractMostSignificantBits(this Vector2 vector);
++        [CLSCompliantAttribute(false)]
++        public static uint ExtractMostSignificantBits(this Vector3 vector);
++        [CLSCompliantAttribute(false)]
++        public static uint ExtractMostSignificantBits(this Vector4 vector);
++        public static float GetElement(this Vector2 vector, int index);
++        public static float GetElement(this Vector3 vector, int index);
++        public static float GetElement(this Vector4 vector, int index);
++        public static int IndexOf<T>(Vector<T> vector, T value);
++        public static int IndexOfWhereAllBitsSet<T>(Vector<T> vector);
++        public static Vector<T> IsEvenInteger<T>(Vector<T> vector);
++        public static Vector<T> IsFinite<T>(Vector<T> vector);
++        public static Vector<T> IsInfinity<T>(Vector<T> vector);
++        public static Vector<T> IsInteger<T>(Vector<T> vector);
++        public static Vector<T> IsNegativeInfinity<T>(Vector<T> vector);
++        public static Vector<T> IsNormal<T>(Vector<T> vector);
++        public static Vector<T> IsOddInteger<T>(Vector<T> vector);
++        public static Vector<T> IsSubnormal<T>(Vector<T> vector);
++        public static int LastIndexOf<T>(Vector<T> vector, T value);
++        public static int LastIndexOfWhereAllBitsSet<T>(Vector<T> vector);
++        public static bool None<T>(Vector<T> vector, T value);
++        public static bool NoneWhereAllBitsSet<T>(Vector<T> vector);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void Store(this Vector2 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void Store(this Vector3 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void Store(this Vector4 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void StoreAligned(this Vector2 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void StoreAligned(this Vector3 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void StoreAligned(this Vector4 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void StoreAlignedNonTemporal(this Vector2 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void StoreAlignedNonTemporal(this Vector3 source, float* destination);
++        [CLSCompliantAttribute(false)]
++        public unsafe static void StoreAlignedNonTemporal(this Vector4 source, float* destination);
++        public static void StoreUnsafe(this Vector2 source, ref float destination);
++        [CLSCompliantAttribute(false)]
++        public static void StoreUnsafe(this Vector2 source, ref float destination, UIntPtr elementOffset);
++        public static void StoreUnsafe(this Vector3 source, ref float destination);
++        [CLSCompliantAttribute(false)]
++        public static void StoreUnsafe(this Vector3 source, ref float destination, UIntPtr elementOffset);
++        public static void StoreUnsafe(this Vector4 source, ref float destination);
++        [CLSCompliantAttribute(false)]
++        public static void StoreUnsafe(this Vector4 source, ref float destination, UIntPtr elementOffset);
++        public static float ToScalar(this Vector2 vector);
++        public static float ToScalar(this Vector3 vector);
++        public static float ToScalar(this Vector4 vector);
++        public static Vector2 WithElement(this Vector2 vector, int index, float value);
++        public static Vector3 WithElement(this Vector3 vector, int index, float value);
++        public static Vector4 WithElement(this Vector4 vector, int index, float value);
+     }
+     public readonly struct Vector<T> : IEquatable<Vector<T>>, IFormattable {
+-        public Vector(Span<T> values);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public Vector(Span<T> values);
+     }
+     public struct Vector2 : IEquatable<Vector2>, IFormattable {
++        public static Vector2 AllBitsSet { get; }
++        public static bool All(Vector2 vector, float value);
++        public static bool AllWhereAllBitsSet(Vector2 vector);
++        public static Vector2 AndNot(Vector2 left, Vector2 right);
++        public static bool Any(Vector2 vector, float value);
++        public static bool AnyWhereAllBitsSet(Vector2 vector);
++        public static Vector2 BitwiseAnd(Vector2 left, Vector2 right);
++        public static Vector2 BitwiseOr(Vector2 left, Vector2 right);
++        public static Vector2 ConditionalSelect(Vector2 condition, Vector2 left, Vector2 right);
++        public static int Count(Vector2 vector, float value);
++        public static int CountWhereAllBitsSet(Vector2 vector);
++        public static Vector2 Equals(Vector2 left, Vector2 right);
++        public static bool EqualsAll(Vector2 left, Vector2 right);
++        public static bool EqualsAny(Vector2 left, Vector2 right);
++        public static Vector2 GreaterThan(Vector2 left, Vector2 right);
++        public static bool GreaterThanAll(Vector2 left, Vector2 right);
++        public static bool GreaterThanAny(Vector2 left, Vector2 right);
++        public static Vector2 GreaterThanOrEqual(Vector2 left, Vector2 right);
++        public static bool GreaterThanOrEqualAll(Vector2 left, Vector2 right);
++        public static bool GreaterThanOrEqualAny(Vector2 left, Vector2 right);
++        public static int IndexOf(Vector2 vector, float value);
++        public static int IndexOfWhereAllBitsSet(Vector2 vector);
++        public static Vector2 IsEvenInteger(Vector2 vector);
++        public static Vector2 IsFinite(Vector2 vector);
++        public static Vector2 IsInfinity(Vector2 vector);
++        public static Vector2 IsInteger(Vector2 vector);
++        public static Vector2 IsNaN(Vector2 vector);
++        public static Vector2 IsNegative(Vector2 vector);
++        public static Vector2 IsNegativeInfinity(Vector2 vector);
++        public static Vector2 IsNormal(Vector2 vector);
++        public static Vector2 IsOddInteger(Vector2 vector);
++        public static Vector2 IsPositive(Vector2 vector);
++        public static Vector2 IsPositiveInfinity(Vector2 vector);
++        public static Vector2 IsSubnormal(Vector2 vector);
++        public static Vector2 IsZero(Vector2 vector);
++        public static int LastIndexOf(Vector2 vector, float value);
++        public static int LastIndexOfWhereAllBitsSet(Vector2 vector);
++        public static Vector2 LessThan(Vector2 left, Vector2 right);
++        public static bool LessThanAll(Vector2 left, Vector2 right);
++        public static bool LessThanAny(Vector2 left, Vector2 right);
++        public static Vector2 LessThanOrEqual(Vector2 left, Vector2 right);
++        public static bool LessThanOrEqualAll(Vector2 left, Vector2 right);
++        public static bool LessThanOrEqualAny(Vector2 left, Vector2 right);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector2 Load(float* source);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector2 LoadAligned(float* source);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector2 LoadAlignedNonTemporal(float* source);
++        public static Vector2 LoadUnsafe([RequiresLocationAttribute] ref float source);
++        [CLSCompliantAttribute(false)]
++        public static Vector2 LoadUnsafe([RequiresLocationAttribute] ref float source, UIntPtr elementOffset);
++        public static bool None(Vector2 vector, float value);
++        public static bool NoneWhereAllBitsSet(Vector2 vector);
++        public static Vector2 OnesComplement(Vector2 value);
++        public static Vector2 operator &(Vector2 left, Vector2 right);
++        public static Vector2 operator |(Vector2 left, Vector2 right);
++        public static Vector2 operator ^(Vector2 left, Vector2 right);
++        public static Vector2 operator <<(Vector2 value, int shiftAmount);
++        public static Vector2 operator ~(Vector2 value);
++        public static Vector2 operator >>(Vector2 value, int shiftAmount);
++        public static Vector2 operator +(Vector2 value);
++        public static Vector2 operator >>>(Vector2 value, int shiftAmount);
++        public static Vector2 Shuffle(Vector2 vector, byte xIndex, byte yIndex);
++        public static float Sum(Vector2 value);
++        public static Vector2 Xor(Vector2 left, Vector2 right);
+     }
+     public struct Vector3 : IEquatable<Vector3>, IFormattable {
++        public static Vector3 AllBitsSet { get; }
++        public static bool All(Vector3 vector, float value);
++        public static bool AllWhereAllBitsSet(Vector3 vector);
++        public static Vector3 AndNot(Vector3 left, Vector3 right);
++        public static bool Any(Vector3 vector, float value);
++        public static bool AnyWhereAllBitsSet(Vector3 vector);
++        public static Vector3 BitwiseAnd(Vector3 left, Vector3 right);
++        public static Vector3 BitwiseOr(Vector3 left, Vector3 right);
++        public static Vector3 ConditionalSelect(Vector3 condition, Vector3 left, Vector3 right);
++        public static int Count(Vector3 vector, float value);
++        public static int CountWhereAllBitsSet(Vector3 vector);
++        public static Vector3 Equals(Vector3 left, Vector3 right);
++        public static bool EqualsAll(Vector3 left, Vector3 right);
++        public static bool EqualsAny(Vector3 left, Vector3 right);
++        public static Vector3 GreaterThan(Vector3 left, Vector3 right);
++        public static bool GreaterThanAll(Vector3 left, Vector3 right);
++        public static bool GreaterThanAny(Vector3 left, Vector3 right);
++        public static Vector3 GreaterThanOrEqual(Vector3 left, Vector3 right);
++        public static bool GreaterThanOrEqualAll(Vector3 left, Vector3 right);
++        public static bool GreaterThanOrEqualAny(Vector3 left, Vector3 right);
++        public static int IndexOf(Vector3 vector, float value);
++        public static int IndexOfWhereAllBitsSet(Vector3 vector);
++        public static Vector3 IsEvenInteger(Vector3 vector);
++        public static Vector3 IsFinite(Vector3 vector);
++        public static Vector3 IsInfinity(Vector3 vector);
++        public static Vector3 IsInteger(Vector3 vector);
++        public static Vector3 IsNaN(Vector3 vector);
++        public static Vector3 IsNegative(Vector3 vector);
++        public static Vector3 IsNegativeInfinity(Vector3 vector);
++        public static Vector3 IsNormal(Vector3 vector);
++        public static Vector3 IsOddInteger(Vector3 vector);
++        public static Vector3 IsPositive(Vector3 vector);
++        public static Vector3 IsPositiveInfinity(Vector3 vector);
++        public static Vector3 IsSubnormal(Vector3 vector);
++        public static Vector3 IsZero(Vector3 vector);
++        public static int LastIndexOf(Vector3 vector, float value);
++        public static int LastIndexOfWhereAllBitsSet(Vector3 vector);
++        public static Vector3 LessThan(Vector3 left, Vector3 right);
++        public static bool LessThanAll(Vector3 left, Vector3 right);
++        public static bool LessThanAny(Vector3 left, Vector3 right);
++        public static Vector3 LessThanOrEqual(Vector3 left, Vector3 right);
++        public static bool LessThanOrEqualAll(Vector3 left, Vector3 right);
++        public static bool LessThanOrEqualAny(Vector3 left, Vector3 right);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector3 Load(float* source);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector3 LoadAligned(float* source);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector3 LoadAlignedNonTemporal(float* source);
++        public static Vector3 LoadUnsafe([RequiresLocationAttribute] ref float source);
++        [CLSCompliantAttribute(false)]
++        public static Vector3 LoadUnsafe([RequiresLocationAttribute] ref float source, UIntPtr elementOffset);
++        public static bool None(Vector3 vector, float value);
++        public static bool NoneWhereAllBitsSet(Vector3 vector);
++        public static Vector3 OnesComplement(Vector3 value);
++        public static Vector3 operator &(Vector3 left, Vector3 right);
++        public static Vector3 operator |(Vector3 left, Vector3 right);
++        public static Vector3 operator ^(Vector3 left, Vector3 right);
++        public static Vector3 operator <<(Vector3 value, int shiftAmount);
++        public static Vector3 operator ~(Vector3 value);
++        public static Vector3 operator >>(Vector3 value, int shiftAmount);
++        public static Vector3 operator +(Vector3 value);
++        public static Vector3 operator >>>(Vector3 value, int shiftAmount);
++        public static Vector3 Shuffle(Vector3 vector, byte xIndex, byte yIndex, byte zIndex);
++        public static float Sum(Vector3 value);
++        public static Vector3 Xor(Vector3 left, Vector3 right);
+     }
+     public struct Vector4 : IEquatable<Vector4>, IFormattable {
++        public static Vector4 AllBitsSet { get; }
++        public static bool All(Vector4 vector, float value);
++        public static bool AllWhereAllBitsSet(Vector4 vector);
++        public static Vector4 AndNot(Vector4 left, Vector4 right);
++        public static bool Any(Vector4 vector, float value);
++        public static bool AnyWhereAllBitsSet(Vector4 vector);
++        public static Vector4 BitwiseAnd(Vector4 left, Vector4 right);
++        public static Vector4 BitwiseOr(Vector4 left, Vector4 right);
++        public static Vector4 ConditionalSelect(Vector4 condition, Vector4 left, Vector4 right);
++        public static int Count(Vector4 vector, float value);
++        public static int CountWhereAllBitsSet(Vector4 vector);
++        public static Vector4 Equals(Vector4 left, Vector4 right);
++        public static bool EqualsAll(Vector4 left, Vector4 right);
++        public static bool EqualsAny(Vector4 left, Vector4 right);
++        public static Vector4 GreaterThan(Vector4 left, Vector4 right);
++        public static bool GreaterThanAll(Vector4 left, Vector4 right);
++        public static bool GreaterThanAny(Vector4 left, Vector4 right);
++        public static Vector4 GreaterThanOrEqual(Vector4 left, Vector4 right);
++        public static bool GreaterThanOrEqualAll(Vector4 left, Vector4 right);
++        public static bool GreaterThanOrEqualAny(Vector4 left, Vector4 right);
++        public static int IndexOf(Vector4 vector, float value);
++        public static int IndexOfWhereAllBitsSet(Vector4 vector);
++        public static Vector4 IsEvenInteger(Vector4 vector);
++        public static Vector4 IsFinite(Vector4 vector);
++        public static Vector4 IsInfinity(Vector4 vector);
++        public static Vector4 IsInteger(Vector4 vector);
++        public static Vector4 IsNaN(Vector4 vector);
++        public static Vector4 IsNegative(Vector4 vector);
++        public static Vector4 IsNegativeInfinity(Vector4 vector);
++        public static Vector4 IsNormal(Vector4 vector);
++        public static Vector4 IsOddInteger(Vector4 vector);
++        public static Vector4 IsPositive(Vector4 vector);
++        public static Vector4 IsPositiveInfinity(Vector4 vector);
++        public static Vector4 IsSubnormal(Vector4 vector);
++        public static Vector4 IsZero(Vector4 vector);
++        public static int LastIndexOf(Vector4 vector, float value);
++        public static int LastIndexOfWhereAllBitsSet(Vector4 vector);
++        public static Vector4 LessThan(Vector4 left, Vector4 right);
++        public static bool LessThanAll(Vector4 left, Vector4 right);
++        public static bool LessThanAny(Vector4 left, Vector4 right);
++        public static Vector4 LessThanOrEqual(Vector4 left, Vector4 right);
++        public static bool LessThanOrEqualAll(Vector4 left, Vector4 right);
++        public static bool LessThanOrEqualAny(Vector4 left, Vector4 right);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector4 Load(float* source);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector4 LoadAligned(float* source);
++        [CLSCompliantAttribute(false)]
++        public unsafe static Vector4 LoadAlignedNonTemporal(float* source);
++        public static Vector4 LoadUnsafe([RequiresLocationAttribute] ref float source);
++        [CLSCompliantAttribute(false)]
++        public static Vector4 LoadUnsafe([RequiresLocationAttribute] ref float source, UIntPtr elementOffset);
++        public static bool None(Vector4 vector, float value);
++        public static bool NoneWhereAllBitsSet(Vector4 vector);
++        public static Vector4 OnesComplement(Vector4 value);
++        public static Vector4 operator &(Vector4 left, Vector4 right);
++        public static Vector4 operator |(Vector4 left, Vector4 right);
++        public static Vector4 operator ^(Vector4 left, Vector4 right);
++        public static Vector4 operator <<(Vector4 value, int shiftAmount);
++        public static Vector4 operator ~(Vector4 value);
++        public static Vector4 operator >>(Vector4 value, int shiftAmount);
++        public static Vector4 operator +(Vector4 value);
++        public static Vector4 operator >>>(Vector4 value, int shiftAmount);
++        public static Vector4 Shuffle(Vector4 vector, byte xIndex, byte yIndex, byte zIndex, byte wIndex);
++        public static float Sum(Vector4 value);
++        public static Vector4 Xor(Vector4 left, Vector4 right);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Emit.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Emit.md
new file mode 100644
index 0000000000..b55aee0b68
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Emit.md
@@ -0,0 +1,11 @@
+# System.Reflection.Emit
+
+``` diff
+ namespace System.Reflection.Emit {
+     public abstract class TypeBuilder : TypeInfo {
+-        protected override PropertyInfo GetPropertyImpl(string name, BindingFlags bindingAttr, Binder? binder, Type? returnType, Type[]? types, ParameterModifier[]? modifiers);
++        protected override PropertyInfo? GetPropertyImpl(string name, BindingFlags bindingAttr, Binder? binder, Type? returnType, Type[]? types, ParameterModifier[]? modifiers);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Metadata.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Metadata.md
new file mode 100644
index 0000000000..89e97ee30f
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.Metadata.md
@@ -0,0 +1,12 @@
+# System.Reflection.Metadata
+
+``` diff
+ namespace System.Reflection.Metadata {
+     public static class MetadataUpdater {
+-        public static bool IsSupported { get; }
++        [FeatureSwitchDefinitionAttribute("System.Reflection.Metadata.MetadataUpdater.IsSupported")]
++        public static bool IsSupported { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.md
new file mode 100644
index 0000000000..09b72dd201
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Reflection.md
@@ -0,0 +1,235 @@
+# System.Reflection
+
+``` diff
+ namespace System.Reflection {
+-    public static class AssemblyExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class AssemblyExtensions {
+-        [RequiresUnreferencedCodeAttribute("Types might be removed")]
+-        public static Type[] GetExportedTypes(this Assembly assembly);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        [RequiresUnreferencedCodeAttribute("Types might be removed")]
++        public static Type[] GetExportedTypes(this Assembly assembly);
+-        public static Module[] GetModules(this Assembly assembly);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static Module[] GetModules(this Assembly assembly);
+-        [RequiresUnreferencedCodeAttribute("Types might be removed")]
+-        public static Type[] GetTypes(this Assembly assembly);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        [RequiresUnreferencedCodeAttribute("Types might be removed")]
++        public static Type[] GetTypes(this Assembly assembly);
+     }
+-    public static class EventInfoExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class EventInfoExtensions {
+-        public static MethodInfo? GetAddMethod(this EventInfo eventInfo);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetAddMethod(this EventInfo eventInfo);
+-        public static MethodInfo? GetAddMethod(this EventInfo eventInfo, bool nonPublic);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetAddMethod(this EventInfo eventInfo, bool nonPublic);
+-        public static MethodInfo? GetRaiseMethod(this EventInfo eventInfo);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetRaiseMethod(this EventInfo eventInfo);
+-        public static MethodInfo? GetRaiseMethod(this EventInfo eventInfo, bool nonPublic);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetRaiseMethod(this EventInfo eventInfo, bool nonPublic);
+-        public static MethodInfo? GetRemoveMethod(this EventInfo eventInfo);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetRemoveMethod(this EventInfo eventInfo);
+-        public static MethodInfo? GetRemoveMethod(this EventInfo eventInfo, bool nonPublic);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetRemoveMethod(this EventInfo eventInfo, bool nonPublic);
+     }
+-    public static class MemberInfoExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class MemberInfoExtensions {
+-        public static int GetMetadataToken(this MemberInfo member);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static int GetMetadataToken(this MemberInfo member);
+-        public static bool HasMetadataToken(this MemberInfo member);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static bool HasMetadataToken(this MemberInfo member);
+     }
+-    public static class MethodInfoExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class MethodInfoExtensions {
+-        public static MethodInfo GetBaseDefinition(this MethodInfo method);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo GetBaseDefinition(this MethodInfo method);
+     }
+-    public static class ModuleExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class ModuleExtensions {
+-        public static Guid GetModuleVersionId(this Module module);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static Guid GetModuleVersionId(this Module module);
+-        public static bool HasModuleVersionId(this Module module);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static bool HasModuleVersionId(this Module module);
+     }
+-    public static class PropertyInfoExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class PropertyInfoExtensions {
+-        public static MethodInfo[] GetAccessors(this PropertyInfo property);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo[] GetAccessors(this PropertyInfo property);
+-        public static MethodInfo[] GetAccessors(this PropertyInfo property, bool nonPublic);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo[] GetAccessors(this PropertyInfo property, bool nonPublic);
+-        public static MethodInfo? GetGetMethod(this PropertyInfo property);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetGetMethod(this PropertyInfo property);
+-        public static MethodInfo? GetGetMethod(this PropertyInfo property, bool nonPublic);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetGetMethod(this PropertyInfo property, bool nonPublic);
+-        public static MethodInfo? GetSetMethod(this PropertyInfo property);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetSetMethod(this PropertyInfo property);
+-        public static MethodInfo? GetSetMethod(this PropertyInfo property, bool nonPublic);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetSetMethod(this PropertyInfo property, bool nonPublic);
+     }
+-    public static class RuntimeReflectionExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class RuntimeReflectionExtensions {
+-        public static MethodInfo GetMethodInfo(this Delegate del);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo GetMethodInfo(this Delegate del);
+-        public static MethodInfo? GetRuntimeBaseDefinition(this MethodInfo method);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetRuntimeBaseDefinition(this MethodInfo method);
+-        public static EventInfo? GetRuntimeEvent(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static EventInfo? GetRuntimeEvent(this Type type, string name);
+-        public static IEnumerable<EventInfo> GetRuntimeEvents(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static IEnumerable<EventInfo> GetRuntimeEvents(this Type type);
+-        public static FieldInfo? GetRuntimeField(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static FieldInfo? GetRuntimeField(this Type type, string name);
+-        public static IEnumerable<FieldInfo> GetRuntimeFields(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static IEnumerable<FieldInfo> GetRuntimeFields(this Type type);
+-        public static InterfaceMapping GetRuntimeInterfaceMap(this TypeInfo typeInfo, Type interfaceType);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static InterfaceMapping GetRuntimeInterfaceMap(this TypeInfo typeInfo, Type interfaceType);
+-        public static MethodInfo? GetRuntimeMethod(this Type type, string name, Type[] parameters);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetRuntimeMethod(this Type type, string name, Type[] parameters);
+-        public static IEnumerable<MethodInfo> GetRuntimeMethods(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static IEnumerable<MethodInfo> GetRuntimeMethods(this Type type);
+-        public static IEnumerable<PropertyInfo> GetRuntimeProperties(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static IEnumerable<PropertyInfo> GetRuntimeProperties(this Type type);
+-        public static PropertyInfo? GetRuntimeProperty(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static PropertyInfo? GetRuntimeProperty(this Type type, string name);
+     }
+-    public static class TypeExtensions {
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    public static class TypeExtensions {
+-        public static ConstructorInfo? GetConstructor(this Type type, Type[] types);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static ConstructorInfo? GetConstructor(this Type type, Type[] types);
+-        public static ConstructorInfo[] GetConstructors(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static ConstructorInfo[] GetConstructors(this Type type);
+-        public static ConstructorInfo[] GetConstructors(this Type type, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static ConstructorInfo[] GetConstructors(this Type type, BindingFlags bindingAttr);
+-        public static MemberInfo[] GetDefaultMembers(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MemberInfo[] GetDefaultMembers(this Type type);
+-        public static EventInfo? GetEvent(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static EventInfo? GetEvent(this Type type, string name);
+-        public static EventInfo? GetEvent(this Type type, string name, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static EventInfo? GetEvent(this Type type, string name, BindingFlags bindingAttr);
+-        public static EventInfo[] GetEvents(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static EventInfo[] GetEvents(this Type type);
+-        public static EventInfo[] GetEvents(this Type type, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static EventInfo[] GetEvents(this Type type, BindingFlags bindingAttr);
+-        public static FieldInfo? GetField(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static FieldInfo? GetField(this Type type, string name);
+-        public static FieldInfo? GetField(this Type type, string name, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static FieldInfo? GetField(this Type type, string name, BindingFlags bindingAttr);
+-        public static FieldInfo[] GetFields(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static FieldInfo[] GetFields(this Type type);
+-        public static FieldInfo[] GetFields(this Type type, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static FieldInfo[] GetFields(this Type type, BindingFlags bindingAttr);
+-        public static Type[] GetGenericArguments(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static Type[] GetGenericArguments(this Type type);
+-        public static Type[] GetInterfaces(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static Type[] GetInterfaces(this Type type);
+-        public static MemberInfo[] GetMember(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MemberInfo[] GetMember(this Type type, string name);
+-        public static MemberInfo[] GetMember(this Type type, string name, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MemberInfo[] GetMember(this Type type, string name, BindingFlags bindingAttr);
+-        public static MemberInfo[] GetMembers(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MemberInfo[] GetMembers(this Type type);
+-        public static MemberInfo[] GetMembers(this Type type, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MemberInfo[] GetMembers(this Type type, BindingFlags bindingAttr);
+-        public static MethodInfo? GetMethod(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetMethod(this Type type, string name);
+-        public static MethodInfo? GetMethod(this Type type, string name, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetMethod(this Type type, string name, BindingFlags bindingAttr);
+-        public static MethodInfo? GetMethod(this Type type, string name, Type[] types);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo? GetMethod(this Type type, string name, Type[] types);
+-        public static MethodInfo[] GetMethods(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo[] GetMethods(this Type type);
+-        public static MethodInfo[] GetMethods(this Type type, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static MethodInfo[] GetMethods(this Type type, BindingFlags bindingAttr);
+-        public static Type? GetNestedType(this Type type, string name, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static Type? GetNestedType(this Type type, string name, BindingFlags bindingAttr);
+-        public static Type[] GetNestedTypes(this Type type, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static Type[] GetNestedTypes(this Type type, BindingFlags bindingAttr);
+-        public static PropertyInfo[] GetProperties(this Type type);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static PropertyInfo[] GetProperties(this Type type);
+-        public static PropertyInfo[] GetProperties(this Type type, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static PropertyInfo[] GetProperties(this Type type, BindingFlags bindingAttr);
+-        public static PropertyInfo? GetProperty(this Type type, string name);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static PropertyInfo? GetProperty(this Type type, string name);
+-        public static PropertyInfo? GetProperty(this Type type, string name, BindingFlags bindingAttr);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static PropertyInfo? GetProperty(this Type type, string name, BindingFlags bindingAttr);
+-        public static PropertyInfo? GetProperty(this Type type, string name, Type? returnType);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static PropertyInfo? GetProperty(this Type type, string name, Type? returnType);
+-        public static PropertyInfo? GetProperty(this Type type, string name, Type? returnType, Type[] types);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static PropertyInfo? GetProperty(this Type type, string name, Type? returnType, Type[] types);
+-        public static bool IsAssignableFrom(this Type type, [NotNullWhenAttribute(true)] Type? c);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static bool IsAssignableFrom(this Type type, [NotNullWhenAttribute(true)] Type? c);
+-        public static bool IsInstanceOfType(this Type type, [NotNullWhenAttribute(true)] object? o);
++        [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++        public static bool IsInstanceOfType(this Type type, [NotNullWhenAttribute(true)] object? o);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.ExceptionServices.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.ExceptionServices.md
new file mode 100644
index 0000000000..e6deb22dec
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.ExceptionServices.md
@@ -0,0 +1,10 @@
+# System.Runtime.ExceptionServices
+
+``` diff
+ namespace System.Runtime.ExceptionServices {
++    public static class ExceptionHandling {
++        public static void SetUnhandledExceptionHandler(Func<Exception, bool> handler);
++    }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.InteropServices.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.InteropServices.md
new file mode 100644
index 0000000000..4673bd28ef
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.InteropServices.md
@@ -0,0 +1,25 @@
+# System.Runtime.InteropServices
+
+``` diff
+ namespace System.Runtime.InteropServices {
+-    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
+-    public class ComAwareEventInfo : EventInfo
++    [EditorBrowsableAttribute(EditorBrowsableState.Never)]
++    [RequiresUnreferencedCodeAttribute("Built-in COM support is not trim compatible", Url="https://aka.ms/dotnet-illink/com")]
++    public class ComAwareEventInfo : EventInfo
+     public static class JsonMarshal {
++        public static ReadOnlySpan<byte> GetRawUtf8PropertyName(JsonProperty property);
+     }
+     public static class Marshal {
+-        public static string? GenerateProgIdForType(Type type);
++        [RequiresUnreferencedCodeAttribute("Built-in COM support is not trim compatible", Url="https://aka.ms/dotnet-illink/com")]
++        public static string? GenerateProgIdForType(Type type);
+     }
+     public readonly struct NFloat : IAdditionOperators<NFloat, NFloat, NFloat>, IAdditiveIdentity<NFloat, NFloat>, IBinaryFloatingPointIeee754<NFloat>, IBinaryNumber<NFloat>, IBitwiseOperators<NFloat, NFloat, NFloat>, IComparable, IComparable<NFloat>, IComparisonOperators<NFloat, NFloat, bool>, IDecrementOperators<NFloat>, IDivisionOperators<NFloat, NFloat, NFloat>, IEqualityOperators<NFloat, NFloat, bool>, IEquatable<NFloat>, IExponentialFunctions<NFloat>, IFloatingPoint<NFloat>, IFloatingPointConstants<NFloat>, IFloatingPointIeee754<NFloat>, IFormattable, IHyperbolicFunctions<NFloat>, IIncrementOperators<NFloat>, ILogarithmicFunctions<NFloat>, IMinMaxValue<NFloat>, IModulusOperators<NFloat, NFloat, NFloat>, IMultiplicativeIdentity<NFloat, NFloat>, IMultiplyOperators<NFloat, NFloat, NFloat>, INumber<NFloat>, INumberBase<NFloat>, IParsable<NFloat>, IPowerFunctions<NFloat>, IRootFunctions<NFloat>, ISignedNumber<NFloat>, ISpanFormattable, ISpanParsable<NFloat>, ISubtractionOperators<NFloat, NFloat, NFloat>, ITrigonometricFunctions<NFloat>, IUnaryNegationOperators<NFloat, NFloat>, IUnaryPlusOperators<NFloat, NFloat>, IUtf8SpanFormattable, IUtf8SpanParsable<NFloat> {
++        public static NFloat ClampNative(NFloat value, NFloat min, NFloat max);
++        public static NFloat MaxNative(NFloat x, NFloat y);
++        public static NFloat MinNative(NFloat x, NFloat y);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.X86.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.X86.md
new file mode 100644
index 0000000000..a30b99e432
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.X86.md
@@ -0,0 +1,109 @@
+# System.Runtime.Intrinsics.X86
+
+``` diff
+ namespace System.Runtime.Intrinsics.X86 {
++    [CLSCompliantAttribute(false)]
++    public abstract class Avx10v2 : Avx10v1 {
++        public static new bool IsSupported { get; }
++        public static Vector256<double> Add(Vector256<double> left, Vector256<double> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> Add(Vector256<float> left, Vector256<float> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<int> ConvertToByteWithSaturationAndZeroExtendToInt32(Vector128<float> value);
++        public static Vector256<int> ConvertToByteWithSaturationAndZeroExtendToInt32(Vector256<float> value);
++        public static Vector256<int> ConvertToByteWithSaturationAndZeroExtendToInt32(Vector256<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<int> ConvertToByteWithTruncatedSaturationAndZeroExtendToInt32(Vector128<float> value);
++        public static Vector256<int> ConvertToByteWithTruncatedSaturationAndZeroExtendToInt32(Vector256<float> value);
++        public static Vector128<int> ConvertToSByteWithSaturationAndZeroExtendToInt32(Vector128<float> value);
++        public static Vector256<int> ConvertToSByteWithSaturationAndZeroExtendToInt32(Vector256<float> value);
++        public static Vector256<int> ConvertToSByteWithSaturationAndZeroExtendToInt32(Vector256<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<int> ConvertToSByteWithTruncatedSaturationAndZeroExtendToInt32(Vector128<float> value);
++        public static Vector256<int> ConvertToSByteWithTruncatedSaturationAndZeroExtendToInt32(Vector256<float> value);
++        public static Vector128<int> ConvertToVector128Int32(Vector256<double> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<float> ConvertToVector128Single(Vector256<double> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<float> ConvertToVector128Single(Vector256<long> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<float> ConvertToVector128Single(Vector256<ulong> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<ushort> ConvertToVector128UInt16(Vector128<ushort> value);
++        public static Vector128<uint> ConvertToVector128UInt32(Vector128<uint> value);
++        public static Vector128<uint> ConvertToVector128UInt32(Vector256<double> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<double> ConvertToVector256Double(Vector256<long> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<double> ConvertToVector256Double(Vector256<ulong> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<int> ConvertToVector256Int32(Vector256<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<long> ConvertToVector256Int64(Vector128<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<long> ConvertToVector256Int64(Vector256<double> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> ConvertToVector256Single(Vector256<int> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> ConvertToVector256Single(Vector256<uint> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<uint> ConvertToVector256UInt32(Vector256<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<ulong> ConvertToVector256UInt64(Vector128<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<ulong> ConvertToVector256UInt64(Vector256<double> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<double> Divide(Vector256<double> left, Vector256<double> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> Divide(Vector256<float> left, Vector256<float> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector128<double> MinMax(Vector128<double> left, Vector128<double> right, [ConstantExpectedAttribute] byte control);
++        public static Vector128<float> MinMax(Vector128<float> left, Vector128<float> right, [ConstantExpectedAttribute] byte control);
++        public static Vector256<double> MinMax(Vector256<double> left, Vector256<double> right, [ConstantExpectedAttribute] byte control);
++        public static Vector256<float> MinMax(Vector256<float> left, Vector256<float> right, [ConstantExpectedAttribute] byte control);
++        public static Vector128<double> MinMaxScalar(Vector128<double> left, Vector128<double> right, [ConstantExpectedAttribute] byte control);
++        public static Vector128<float> MinMaxScalar(Vector128<float> left, Vector128<float> right, [ConstantExpectedAttribute] byte control);
++        public static Vector256<double> Multiply(Vector256<double> left, Vector256<double> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> Multiply(Vector256<float> left, Vector256<float> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<double> Scale(Vector256<double> left, Vector256<double> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> Scale(Vector256<float> left, Vector256<float> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<double> Sqrt(Vector256<double> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> Sqrt(Vector256<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<double> Subtract(Vector256<double> left, Vector256<double> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public static Vector256<float> Subtract(Vector256<float> left, Vector256<float> right, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++        public new abstract class V512 : Avx10v1.V512 {
++            public static new bool IsSupported { get; }
++            public static Vector512<int> ConvertToByteWithSaturationAndZeroExtendToInt32(Vector512<float> value);
++            public static Vector512<int> ConvertToByteWithSaturationAndZeroExtendToInt32(Vector512<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++            public static Vector512<int> ConvertToByteWithTruncatedSaturationAndZeroExtendToInt32(Vector512<float> value);
++            public static Vector512<int> ConvertToSByteWithSaturationAndZeroExtendToInt32(Vector512<float> value);
++            public static Vector512<int> ConvertToSByteWithSaturationAndZeroExtendToInt32(Vector512<float> value, [ConstantExpectedAttribute(Max=FloatRoundingMode.ToZero)] FloatRoundingMode mode);
++            public static Vector512<int> ConvertToSByteWithTruncatedSaturationAndZeroExtendToInt32(Vector512<float> value);
++            public static Vector512<double> MinMax(Vector512<double> left, Vector512<double> right, [ConstantExpectedAttribute] byte control);
++            public static Vector512<float> MinMax(Vector512<float> left, Vector512<float> right, [ConstantExpectedAttribute] byte control);
++            public static Vector512<ushort> MultipleSumAbsoluteDifferences(Vector512<byte> left, Vector512<byte> right, [ConstantExpectedAttribute] byte mask);
++            public new abstract class X64 : Avx10v1.V512.X64 {
++                public static new bool IsSupported { get; }
++            }
++        }
++        public new abstract class X64 : Avx10v1.X64 {
++            public static new bool IsSupported { get; }
++        }
++    }
++    [CLSCompliantAttribute(false)]
++    public abstract class Gfni : Sse41 {
++        public static new bool IsSupported { get; }
++        public static Vector128<byte> GaloisFieldAffineTransform(Vector128<byte> x, Vector128<byte> a, [ConstantExpectedAttribute] byte b);
++        public static Vector128<byte> GaloisFieldAffineTransformInverse(Vector128<byte> x, Vector128<byte> a, [ConstantExpectedAttribute] byte b);
++        public static Vector128<byte> GaloisFieldMultiply(Vector128<byte> left, Vector128<byte> right);
++        public abstract class V256 {
++            public static bool IsSupported { get; }
++            public static Vector256<byte> GaloisFieldAffineTransform(Vector256<byte> x, Vector256<byte> a, [ConstantExpectedAttribute] byte b);
++            public static Vector256<byte> GaloisFieldAffineTransformInverse(Vector256<byte> x, Vector256<byte> a, [ConstantExpectedAttribute] byte b);
++            public static Vector256<byte> GaloisFieldMultiply(Vector256<byte> left, Vector256<byte> right);
++        }
++        public abstract class V512 {
++            public static bool IsSupported { get; }
++            public static Vector512<byte> GaloisFieldAffineTransform(Vector512<byte> x, Vector512<byte> a, [ConstantExpectedAttribute] byte b);
++            public static Vector512<byte> GaloisFieldAffineTransformInverse(Vector512<byte> x, Vector512<byte> a, [ConstantExpectedAttribute] byte b);
++            public static Vector512<byte> GaloisFieldMultiply(Vector512<byte> left, Vector512<byte> right);
++        }
++        public new abstract class X64 : Sse41.X64 {
++            public static new bool IsSupported { get; }
++        }
++    }
+     [CLSCompliantAttribute(false)]
+     public abstract class Pclmulqdq : Sse2 {
++        public abstract class V256 {
++            public static bool IsSupported { get; }
++            public static Vector256<long> CarrylessMultiply(Vector256<long> left, Vector256<long> right, [ConstantExpectedAttribute] byte control);
++            public static Vector256<ulong> CarrylessMultiply(Vector256<ulong> left, Vector256<ulong> right, [ConstantExpectedAttribute] byte control);
++        }
++        public abstract class V512 {
++            public static bool IsSupported { get; }
++            public static Vector512<long> CarrylessMultiply(Vector512<long> left, Vector512<long> right, [ConstantExpectedAttribute] byte control);
++            public static Vector512<ulong> CarrylessMultiply(Vector512<ulong> left, Vector512<ulong> right, [ConstantExpectedAttribute] byte control);
++        }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.md
new file mode 100644
index 0000000000..b4c53f4b51
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Runtime.Intrinsics.md
@@ -0,0 +1,95 @@
+# System.Runtime.Intrinsics
+
+``` diff
+ namespace System.Runtime.Intrinsics {
+     public static class Vector128 {
++        public static bool All<T>(Vector128<T> vector, T value);
++        public static bool AllWhereAllBitsSet<T>(Vector128<T> vector);
++        public static bool Any<T>(Vector128<T> vector, T value);
++        public static bool AnyWhereAllBitsSet<T>(Vector128<T> vector);
++        public static int Count<T>(Vector128<T> vector, T value);
++        public static int CountWhereAllBitsSet<T>(Vector128<T> vector);
++        public static int IndexOf<T>(Vector128<T> vector, T value);
++        public static int IndexOfWhereAllBitsSet<T>(Vector128<T> vector);
++        public static Vector128<T> IsEvenInteger<T>(Vector128<T> vector);
++        public static Vector128<T> IsFinite<T>(Vector128<T> vector);
++        public static Vector128<T> IsInfinity<T>(Vector128<T> vector);
++        public static Vector128<T> IsInteger<T>(Vector128<T> vector);
++        public static Vector128<T> IsNegativeInfinity<T>(Vector128<T> vector);
++        public static Vector128<T> IsNormal<T>(Vector128<T> vector);
++        public static Vector128<T> IsOddInteger<T>(Vector128<T> vector);
++        public static Vector128<T> IsSubnormal<T>(Vector128<T> vector);
++        public static int LastIndexOf<T>(Vector128<T> vector, T value);
++        public static int LastIndexOfWhereAllBitsSet<T>(Vector128<T> vector);
++        public static bool None<T>(Vector128<T> vector, T value);
++        public static bool NoneWhereAllBitsSet<T>(Vector128<T> vector);
+     }
+     public static class Vector256 {
++        public static bool All<T>(Vector256<T> vector, T value);
++        public static bool AllWhereAllBitsSet<T>(Vector256<T> vector);
++        public static bool Any<T>(Vector256<T> vector, T value);
++        public static bool AnyWhereAllBitsSet<T>(Vector256<T> vector);
++        public static int Count<T>(Vector256<T> vector, T value);
++        public static int CountWhereAllBitsSet<T>(Vector256<T> vector);
++        public static int IndexOf<T>(Vector256<T> vector, T value);
++        public static int IndexOfWhereAllBitsSet<T>(Vector256<T> vector);
++        public static Vector256<T> IsEvenInteger<T>(Vector256<T> vector);
++        public static Vector256<T> IsFinite<T>(Vector256<T> vector);
++        public static Vector256<T> IsInfinity<T>(Vector256<T> vector);
++        public static Vector256<T> IsInteger<T>(Vector256<T> vector);
++        public static Vector256<T> IsNegativeInfinity<T>(Vector256<T> vector);
++        public static Vector256<T> IsNormal<T>(Vector256<T> vector);
++        public static Vector256<T> IsOddInteger<T>(Vector256<T> vector);
++        public static Vector256<T> IsSubnormal<T>(Vector256<T> vector);
++        public static int LastIndexOf<T>(Vector256<T> vector, T value);
++        public static int LastIndexOfWhereAllBitsSet<T>(Vector256<T> vector);
++        public static bool None<T>(Vector256<T> vector, T value);
++        public static bool NoneWhereAllBitsSet<T>(Vector256<T> vector);
+     }
+     public static class Vector512 {
++        public static bool All<T>(Vector512<T> vector, T value);
++        public static bool AllWhereAllBitsSet<T>(Vector512<T> vector);
++        public static bool Any<T>(Vector512<T> vector, T value);
++        public static bool AnyWhereAllBitsSet<T>(Vector512<T> vector);
++        public static int Count<T>(Vector512<T> vector, T value);
++        public static int CountWhereAllBitsSet<T>(Vector512<T> vector);
++        public static int IndexOf<T>(Vector512<T> vector, T value);
++        public static int IndexOfWhereAllBitsSet<T>(Vector512<T> vector);
++        public static Vector512<T> IsEvenInteger<T>(Vector512<T> vector);
++        public static Vector512<T> IsFinite<T>(Vector512<T> vector);
++        public static Vector512<T> IsInfinity<T>(Vector512<T> vector);
++        public static Vector512<T> IsInteger<T>(Vector512<T> vector);
++        public static Vector512<T> IsNegativeInfinity<T>(Vector512<T> vector);
++        public static Vector512<T> IsNormal<T>(Vector512<T> vector);
++        public static Vector512<T> IsOddInteger<T>(Vector512<T> vector);
++        public static Vector512<T> IsSubnormal<T>(Vector512<T> vector);
++        public static int LastIndexOf<T>(Vector512<T> vector, T value);
++        public static int LastIndexOfWhereAllBitsSet<T>(Vector512<T> vector);
++        public static bool None<T>(Vector512<T> vector, T value);
++        public static bool NoneWhereAllBitsSet<T>(Vector512<T> vector);
+     }
+     public static class Vector64 {
++        public static bool All<T>(Vector64<T> vector, T value);
++        public static bool AllWhereAllBitsSet<T>(Vector64<T> vector);
++        public static bool Any<T>(Vector64<T> vector, T value);
++        public static bool AnyWhereAllBitsSet<T>(Vector64<T> vector);
++        public static int Count<T>(Vector64<T> vector, T value);
++        public static int CountWhereAllBitsSet<T>(Vector64<T> vector);
++        public static int IndexOf<T>(Vector64<T> vector, T value);
++        public static int IndexOfWhereAllBitsSet<T>(Vector64<T> vector);
++        public static Vector64<T> IsEvenInteger<T>(Vector64<T> vector);
++        public static Vector64<T> IsFinite<T>(Vector64<T> vector);
++        public static Vector64<T> IsInfinity<T>(Vector64<T> vector);
++        public static Vector64<T> IsInteger<T>(Vector64<T> vector);
++        public static Vector64<T> IsNegativeInfinity<T>(Vector64<T> vector);
++        public static Vector64<T> IsNormal<T>(Vector64<T> vector);
++        public static Vector64<T> IsOddInteger<T>(Vector64<T> vector);
++        public static Vector64<T> IsSubnormal<T>(Vector64<T> vector);
++        public static int LastIndexOf<T>(Vector64<T> vector, T value);
++        public static int LastIndexOfWhereAllBitsSet<T>(Vector64<T> vector);
++        public static bool None<T>(Vector64<T> vector, T value);
++        public static bool NoneWhereAllBitsSet<T>(Vector64<T> vector);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Authentication.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Authentication.md
new file mode 100644
index 0000000000..9bef2b7aec
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Authentication.md
@@ -0,0 +1,16 @@
+# System.Security.Authentication
+
+``` diff
+ namespace System.Security.Authentication {
+-    public enum CipherAlgorithmType
++    [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++    public enum CipherAlgorithmType
+-    public enum ExchangeAlgorithmType
++    [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++    public enum ExchangeAlgorithmType
+-    public enum HashAlgorithmType
++    [ObsoleteAttribute("KeyExchangeAlgorithm, KeyExchangeStrength, CipherAlgorithm, CipherAlgorithmStrength, HashAlgorithm and HashStrength properties of SslStream are obsolete. Use NegotiatedCipherSuite instead.", DiagnosticId="SYSLIB0058", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++    public enum HashAlgorithmType
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.X509Certificates.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.X509Certificates.md
new file mode 100644
index 0000000000..d0940a9cf2
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.X509Certificates.md
@@ -0,0 +1,12 @@
+# System.Security.Cryptography.X509Certificates
+
+``` diff
+ namespace System.Security.Cryptography.X509Certificates {
+     public class X509Certificate2Collection : X509CertificateCollection, IEnumerable, IEnumerable<X509Certificate2> {
++        public X509Certificate2Collection FindByThumbprint(HashAlgorithmName hashAlgorithm, ReadOnlySpan<byte> thumbprintBytes);
++        public X509Certificate2Collection FindByThumbprint(HashAlgorithmName hashAlgorithm, ReadOnlySpan<char> thumbprintHex);
++        public X509Certificate2Collection FindByThumbprint(HashAlgorithmName hashAlgorithm, string thumbprintHex);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.md
new file mode 100644
index 0000000000..91ff2a260b
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Security.Cryptography.md
@@ -0,0 +1,51 @@
+# System.Security.Cryptography
+
+``` diff
+ namespace System.Security.Cryptography {
+     public static class PemEncoding {
++        public static PemFields FindUtf8(ReadOnlySpan<byte> pemData);
++        public static bool TryFindUtf8(ReadOnlySpan<byte> pemData, out PemFields fields);
++        public static bool TryWriteUtf8(ReadOnlySpan<byte> utf8Label, ReadOnlySpan<byte> data, Span<byte> destination, out int bytesWritten);
++        public static byte[] WriteUtf8(ReadOnlySpan<byte> utf8Label, ReadOnlySpan<byte> data);
+     }
+-    public class PKCS1MaskGenerationMethod : MaskGenerationMethod {
++    [RequiresUnreferencedCodeAttribute("PKCS1MaskGenerationMethod is not trim compatible because the algorithm implementation referenced by HashName might be removed.")]
++    public class PKCS1MaskGenerationMethod : MaskGenerationMethod {
+-        [RequiresUnreferencedCodeAttribute("PKCS1MaskGenerationMethod is not trim compatible because the algorithm implementation referenced by HashName might be removed.")]
+-        public PKCS1MaskGenerationMethod();
++        public PKCS1MaskGenerationMethod();
+     }
+     public class Rfc2898DeriveBytes : DeriveBytes {
+-        [ObsoleteAttribute("The default hash algorithm and iteration counts in Rfc2898DeriveBytes constructors are outdated and insecure. Use a constructor that accepts the hash algorithm and the number of iterations.", DiagnosticId="SYSLIB0041", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
+-        public Rfc2898DeriveBytes(byte[] password, byte[] salt, int iterations);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(byte[] password, byte[] salt, int iterations);
+-        public Rfc2898DeriveBytes(byte[] password, byte[] salt, int iterations, HashAlgorithmName hashAlgorithm);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(byte[] password, byte[] salt, int iterations, HashAlgorithmName hashAlgorithm);
+-        [ObsoleteAttribute("The default hash algorithm and iteration counts in Rfc2898DeriveBytes constructors are outdated and insecure. Use a constructor that accepts the hash algorithm and the number of iterations.", DiagnosticId="SYSLIB0041", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
+-        public Rfc2898DeriveBytes(string password, byte[] salt);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(string password, byte[] salt);
+-        [ObsoleteAttribute("The default hash algorithm and iteration counts in Rfc2898DeriveBytes constructors are outdated and insecure. Use a constructor that accepts the hash algorithm and the number of iterations.", DiagnosticId="SYSLIB0041", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
+-        public Rfc2898DeriveBytes(string password, byte[] salt, int iterations);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(string password, byte[] salt, int iterations);
+-        public Rfc2898DeriveBytes(string password, byte[] salt, int iterations, HashAlgorithmName hashAlgorithm);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(string password, byte[] salt, int iterations, HashAlgorithmName hashAlgorithm);
+-        [ObsoleteAttribute("The default hash algorithm and iteration counts in Rfc2898DeriveBytes constructors are outdated and insecure. Use a constructor that accepts the hash algorithm and the number of iterations.", DiagnosticId="SYSLIB0041", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
+-        public Rfc2898DeriveBytes(string password, int saltSize);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(string password, int saltSize);
+-        [ObsoleteAttribute("The default hash algorithm and iteration counts in Rfc2898DeriveBytes constructors are outdated and insecure. Use a constructor that accepts the hash algorithm and the number of iterations.", DiagnosticId="SYSLIB0041", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
+-        public Rfc2898DeriveBytes(string password, int saltSize, int iterations);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(string password, int saltSize, int iterations);
+-        public Rfc2898DeriveBytes(string password, int saltSize, int iterations, HashAlgorithmName hashAlgorithm);
++        [ObsoleteAttribute("The constructors on Rfc2898DeriveBytes are obsolete. Use the static Pbkdf2 method instead.", DiagnosticId="SYSLIB0060", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public Rfc2898DeriveBytes(string password, int saltSize, int iterations, HashAlgorithmName hashAlgorithm);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Nodes.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Nodes.md
new file mode 100644
index 0000000000..e764c58f0c
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Nodes.md
@@ -0,0 +1,11 @@
+# System.Text.Json.Nodes
+
+``` diff
+ namespace System.Text.Json.Nodes {
+     public sealed class JsonArray : JsonNode, ICollection<JsonNode?>, IEnumerable, IEnumerable<JsonNode?>, IList<JsonNode?> {
++        public int RemoveAll(Func<JsonNode?, bool> match);
++        public void RemoveRange(int index, int count);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Serialization.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Serialization.md
new file mode 100644
index 0000000000..0f549879ee
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.Serialization.md
@@ -0,0 +1,20 @@
+# System.Text.Json.Serialization
+
+``` diff
+ namespace System.Text.Json.Serialization {
+     public enum JsonIgnoreCondition {
++        WhenReading = 5,
++        WhenWriting = 4,
+     }
++    public enum JsonKnownReferenceHandler {
++        IgnoreCycles = 2,
++        Preserve = 1,
++        Unspecified = 0,
++    }
+     [AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple=false)]
+     public sealed class JsonSourceGenerationOptionsAttribute : JsonAttribute {
++        public JsonKnownReferenceHandler ReferenceHandler { get; set; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.md
new file mode 100644
index 0000000000..d4b2bb2acc
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Text.Json.md
@@ -0,0 +1,17 @@
+# System.Text.Json
+
+``` diff
+ namespace System.Text.Json {
+     public static class JsonSerializer {
+-        public static bool IsReflectionEnabledByDefault { get; }
++        [FeatureSwitchDefinitionAttribute("System.Text.Json.JsonSerializer.IsReflectionEnabledByDefault")]
++        public static bool IsReflectionEnabledByDefault { get; }
+     }
+     public sealed class Utf8JsonWriter : IAsyncDisposable, IDisposable {
++        public void WriteBase64StringSegment(ReadOnlySpan<byte> value, bool isFinalSegment);
++        public void WriteStringValueSegment(ReadOnlySpan<byte> value, bool isFinalSegment);
++        public void WriteStringValueSegment(ReadOnlySpan<char> value, bool isFinalSegment);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.Tasks.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.Tasks.md
new file mode 100644
index 0000000000..1d57fc7c1c
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.Tasks.md
@@ -0,0 +1,13 @@
+# System.Threading.Tasks
+
+``` diff
+ namespace System.Threading.Tasks {
+     public class Task : IAsyncResult, IDisposable {
+-        public static IAsyncEnumerable<Task> WhenEach(ReadOnlySpan<Task> tasks);
++        public static IAsyncEnumerable<Task> WhenEach([ParamCollectionAttribute, ScopedRefAttribute] ReadOnlySpan<Task> tasks);
+-        public static IAsyncEnumerable<Task<TResult>> WhenEach<TResult>(ReadOnlySpan<Task<TResult>> tasks);
++        public static IAsyncEnumerable<Task<TResult>> WhenEach<TResult>([ParamCollectionAttribute, ScopedRefAttribute] ReadOnlySpan<Task<TResult>> tasks);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.md
new file mode 100644
index 0000000000..abacf93be6
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Threading.md
@@ -0,0 +1,11 @@
+# System.Threading
+
+``` diff
+ namespace System.Threading {
+     public static class Volatile {
++        public static void ReadBarrier();
++        public static void WriteBarrier();
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Xml.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Xml.md
new file mode 100644
index 0000000000..3bd8bf9b66
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.Xml.md
@@ -0,0 +1,19 @@
+# System.Xml
+
+``` diff
+ namespace System.Xml {
+-    [ObsoleteAttribute("XmlDataDocument has been deprecated and is not supported.")]
+-    public class XmlDataDocument : XmlDocument {
++    [ObsoleteAttribute("XmlDataDocument has been deprecated and is not supported.")]
++    [RequiresUnreferencedCodeAttribute("Members from serialized types may be trimmed if not referenced directly.")]
++    public class XmlDataDocument : XmlDocument {
+-        [RequiresUnreferencedCodeAttribute("XmlDataDocument is used for serialization and deserialization. Members from serialized types may be trimmed if not referenced directly.")]
+-        public XmlDataDocument();
++        public XmlDataDocument();
+-        [RequiresUnreferencedCodeAttribute("XmlDataDocument is used for serialization and deserialization. Members from serialized types may be trimmed if not referenced directly.")]
+-        public XmlDataDocument(DataSet dataset);
++        public XmlDataDocument(DataSet dataset);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.md
new file mode 100644
index 0000000000..4f0847c709
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1_System.md
@@ -0,0 +1,248 @@
+# System
+
+``` diff
+ namespace System {
+     public static class Console {
++        public static void Write(ReadOnlySpan<char> value);
++        public static void WriteLine(ReadOnlySpan<char> value);
+     }
+     public readonly struct Double : IAdditionOperators<double, double, double>, IAdditiveIdentity<double, double>, IBinaryFloatingPointIeee754<double>, IBinaryNumber<double>, IBitwiseOperators<double, double, double>, IComparable, IComparable<double>, IComparisonOperators<double, double, bool>, IConvertible, IDecrementOperators<double>, IDivisionOperators<double, double, double>, IEqualityOperators<double, double, bool>, IEquatable<double>, IExponentialFunctions<double>, IFloatingPoint<double>, IFloatingPointConstants<double>, IFloatingPointIeee754<double>, IFormattable, IHyperbolicFunctions<double>, IIncrementOperators<double>, ILogarithmicFunctions<double>, IMinMaxValue<double>, IModulusOperators<double, double, double>, IMultiplicativeIdentity<double, double>, IMultiplyOperators<double, double, double>, INumber<double>, INumberBase<double>, IParsable<double>, IPowerFunctions<double>, IRootFunctions<double>, ISignedNumber<double>, ISpanFormattable, ISpanParsable<double>, ISubtractionOperators<double, double, double>, ITrigonometricFunctions<double>, IUnaryNegationOperators<double, double>, IUnaryPlusOperators<double, double>, IUtf8SpanFormattable, IUtf8SpanParsable<double> {
++        public static double ClampNative(double value, double min, double max);
++        public static double MaxNative(double x, double y);
++        public static double MinNative(double x, double y);
+     }
+     public readonly struct Half : IAdditionOperators<Half, Half, Half>, IAdditiveIdentity<Half, Half>, IBinaryFloatingPointIeee754<Half>, IBinaryNumber<Half>, IBitwiseOperators<Half, Half, Half>, IComparable, IComparable<Half>, IComparisonOperators<Half, Half, bool>, IDecrementOperators<Half>, IDivisionOperators<Half, Half, Half>, IEqualityOperators<Half, Half, bool>, IEquatable<Half>, IExponentialFunctions<Half>, IFloatingPoint<Half>, IFloatingPointConstants<Half>, IFloatingPointIeee754<Half>, IFormattable, IHyperbolicFunctions<Half>, IIncrementOperators<Half>, ILogarithmicFunctions<Half>, IMinMaxValue<Half>, IModulusOperators<Half, Half, Half>, IMultiplicativeIdentity<Half, Half>, IMultiplyOperators<Half, Half, Half>, INumber<Half>, INumberBase<Half>, IParsable<Half>, IPowerFunctions<Half>, IRootFunctions<Half>, ISignedNumber<Half>, ISpanFormattable, ISpanParsable<Half>, ISubtractionOperators<Half, Half, Half>, ITrigonometricFunctions<Half>, IUnaryNegationOperators<Half, Half>, IUnaryPlusOperators<Half, Half>, IUtf8SpanFormattable, IUtf8SpanParsable<Half> {
++        public static Half ClampNative(Half value, Half min, Half max);
++        public static Half MaxNative(Half x, Half y);
++        public static Half MinNative(Half x, Half y);
+     }
+     public static class MemoryExtensions {
+-        public static int BinarySearch<T, TComparable>(this Span<T> span, TComparable comparable) where TComparable : IComparable<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int BinarySearch<T, TComparable>(this Span<T> span, TComparable comparable) where TComparable : IComparable<T>;
+-        public static int BinarySearch<T, TComparer>(this Span<T> span, T value, TComparer comparer) where TComparer : IComparer<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int BinarySearch<T, TComparer>(this Span<T> span, T value, TComparer comparer) where TComparer : IComparer<T>;
+-        public static int BinarySearch<T>(this Span<T> span, IComparable<T> comparable);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int BinarySearch<T>(this Span<T> span, IComparable<T> comparable);
+-        public static int CommonPrefixLength<T>(this Span<T> span, ReadOnlySpan<T> other);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int CommonPrefixLength<T>(this Span<T> span, ReadOnlySpan<T> other);
+-        public static int CommonPrefixLength<T>(this Span<T> span, ReadOnlySpan<T> other, IEqualityComparer<T>? comparer);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int CommonPrefixLength<T>(this Span<T> span, ReadOnlySpan<T> other, IEqualityComparer<T>? comparer);
++        public static bool Contains<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
+-        public static bool Contains<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool Contains<T>(this Span<T> span, T value) where T : IEquatable<T>?;
+-        public static bool ContainsAny(this Span<char> span, SearchValues<string> values);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAny(this Span<char> span, SearchValues<string> values);
++        public static bool ContainsAny<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> values, IEqualityComparer<T>? comparer = null);
++        public static bool ContainsAny<T>(this ReadOnlySpan<T> span, T value0, T value1, IEqualityComparer<T>? comparer = null);
++        public static bool ContainsAny<T>(this ReadOnlySpan<T> span, T value0, T value1, T value2, IEqualityComparer<T>? comparer = null);
+-        public static bool ContainsAny<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAny<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
+-        public static bool ContainsAny<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAny<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
+-        public static bool ContainsAny<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAny<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
+-        public static bool ContainsAny<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAny<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        public static bool ContainsAnyExcept<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> values, IEqualityComparer<T>? comparer = null);
++        public static bool ContainsAnyExcept<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
++        public static bool ContainsAnyExcept<T>(this ReadOnlySpan<T> span, T value0, T value1, IEqualityComparer<T>? comparer = null);
++        public static bool ContainsAnyExcept<T>(this ReadOnlySpan<T> span, T value0, T value1, T value2, IEqualityComparer<T>? comparer = null);
+-        public static bool ContainsAnyExcept<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAnyExcept<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
+-        public static bool ContainsAnyExcept<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAnyExcept<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
+-        public static bool ContainsAnyExcept<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAnyExcept<T>(this Span<T> span, T value) where T : IEquatable<T>?;
+-        public static bool ContainsAnyExcept<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAnyExcept<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
+-        public static bool ContainsAnyExcept<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAnyExcept<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
+-        public static bool ContainsAnyExceptInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAnyExceptInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
+-        public static bool ContainsAnyInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool ContainsAnyInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        public static int Count<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> value, IEqualityComparer<T>? comparer = null);
++        public static int Count<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
+-        public static int Count<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int Count<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
+-        public static int Count<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int Count<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        public static bool EndsWith<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> value, IEqualityComparer<T>? comparer = null);
++        public static bool EndsWith<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
+-        public static bool EndsWith<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool EndsWith<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
+-        public static SpanLineEnumerator EnumerateLines(this Span<char> span);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static SpanLineEnumerator EnumerateLines(this Span<char> span);
+-        public static SpanRuneEnumerator EnumerateRunes(this Span<char> span);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static SpanRuneEnumerator EnumerateRunes(this Span<char> span);
++        public static int IndexOf<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> value, IEqualityComparer<T>? comparer = null);
++        public static int IndexOf<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
+-        public static int IndexOf<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOf<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
+-        public static int IndexOf<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOf<T>(this Span<T> span, T value) where T : IEquatable<T>?;
+-        public static int IndexOfAny(this Span<char> span, SearchValues<string> values);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAny(this Span<char> span, SearchValues<string> values);
++        public static int IndexOfAny<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> values, IEqualityComparer<T>? comparer = null);
++        public static int IndexOfAny<T>(this ReadOnlySpan<T> span, T value0, T value1, IEqualityComparer<T>? comparer = null);
++        public static int IndexOfAny<T>(this ReadOnlySpan<T> span, T value0, T value1, T value2, IEqualityComparer<T>? comparer = null);
+-        public static int IndexOfAny<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAny<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
+-        public static int IndexOfAny<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAny<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
+-        public static int IndexOfAny<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAny<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
+-        public static int IndexOfAny<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAny<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        public static int IndexOfAnyExcept<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> values, IEqualityComparer<T>? comparer = null);
++        public static int IndexOfAnyExcept<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
++        public static int IndexOfAnyExcept<T>(this ReadOnlySpan<T> span, T value0, T value1, IEqualityComparer<T>? comparer = null);
++        public static int IndexOfAnyExcept<T>(this ReadOnlySpan<T> span, T value0, T value1, T value2, IEqualityComparer<T>? comparer = null);
+-        public static int IndexOfAnyExcept<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAnyExcept<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
+-        public static int IndexOfAnyExcept<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAnyExcept<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
+-        public static int IndexOfAnyExcept<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAnyExcept<T>(this Span<T> span, T value) where T : IEquatable<T>?;
+-        public static int IndexOfAnyExcept<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAnyExcept<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
+-        public static int IndexOfAnyExcept<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAnyExcept<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
+-        public static int IndexOfAnyExceptInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAnyExceptInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
+-        public static int IndexOfAnyInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int IndexOfAnyInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        public static int LastIndexOf<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> value, IEqualityComparer<T>? comparer = null);
++        public static int LastIndexOf<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
+-        public static int LastIndexOf<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOf<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
+-        public static int LastIndexOf<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOf<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        public static int LastIndexOfAny<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> values, IEqualityComparer<T>? comparer = null);
++        public static int LastIndexOfAny<T>(this ReadOnlySpan<T> span, T value0, T value1, IEqualityComparer<T>? comparer = null);
++        public static int LastIndexOfAny<T>(this ReadOnlySpan<T> span, T value0, T value1, T value2, IEqualityComparer<T>? comparer = null);
+-        public static int LastIndexOfAny<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAny<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
+-        public static int LastIndexOfAny<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAny<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
+-        public static int LastIndexOfAny<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAny<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
+-        public static int LastIndexOfAny<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAny<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        public static int LastIndexOfAnyExcept<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> values, IEqualityComparer<T>? comparer = null);
++        public static int LastIndexOfAnyExcept<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
++        public static int LastIndexOfAnyExcept<T>(this ReadOnlySpan<T> span, T value0, T value1, IEqualityComparer<T>? comparer = null);
++        public static int LastIndexOfAnyExcept<T>(this ReadOnlySpan<T> span, T value0, T value1, T value2, IEqualityComparer<T>? comparer = null);
+-        public static int LastIndexOfAnyExcept<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAnyExcept<T>(this Span<T> span, SearchValues<T> values) where T : IEquatable<T>?;
+-        public static int LastIndexOfAnyExcept<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAnyExcept<T>(this Span<T> span, ReadOnlySpan<T> values) where T : IEquatable<T>?;
+-        public static int LastIndexOfAnyExcept<T>(this Span<T> span, T value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAnyExcept<T>(this Span<T> span, T value) where T : IEquatable<T>?;
+-        public static int LastIndexOfAnyExcept<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAnyExcept<T>(this Span<T> span, T value0, T value1) where T : IEquatable<T>?;
+-        public static int LastIndexOfAnyExcept<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAnyExcept<T>(this Span<T> span, T value0, T value1, T value2) where T : IEquatable<T>?;
+-        public static int LastIndexOfAnyExceptInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAnyExceptInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
+-        public static int LastIndexOfAnyInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int LastIndexOfAnyInRange<T>(this Span<T> span, T lowInclusive, T highInclusive) where T : IComparable<T>;
+-        public static bool Overlaps<T>(this Span<T> span, ReadOnlySpan<T> other);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool Overlaps<T>(this Span<T> span, ReadOnlySpan<T> other);
+-        public static bool Overlaps<T>(this Span<T> span, ReadOnlySpan<T> other, out int elementOffset);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool Overlaps<T>(this Span<T> span, ReadOnlySpan<T> other, out int elementOffset);
++        public static void Replace<T>(this ReadOnlySpan<T> source, Span<T> destination, T oldValue, T newValue, IEqualityComparer<T>? comparer = null);
++        public static void Replace<T>(this Span<T> span, T oldValue, T newValue, IEqualityComparer<T>? comparer = null);
++        public static int SequenceCompareTo<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> other, IComparer<T>? comparer = null);
+-        public static int SequenceCompareTo<T>(this Span<T> span, ReadOnlySpan<T> other) where T : IComparable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static int SequenceCompareTo<T>(this Span<T> span, ReadOnlySpan<T> other) where T : IComparable<T>?;
+-        public static bool SequenceEqual<T>(this Span<T> span, ReadOnlySpan<T> other) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool SequenceEqual<T>(this Span<T> span, ReadOnlySpan<T> other) where T : IEquatable<T>?;
+-        public static bool SequenceEqual<T>(this Span<T> span, ReadOnlySpan<T> other, IEqualityComparer<T>? comparer = null);
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool SequenceEqual<T>(this Span<T> span, ReadOnlySpan<T> other, IEqualityComparer<T>? comparer = null);
++        public static bool StartsWith<T>(this ReadOnlySpan<T> span, ReadOnlySpan<T> value, IEqualityComparer<T>? comparer = null);
++        public static bool StartsWith<T>(this ReadOnlySpan<T> span, T value, IEqualityComparer<T>? comparer = null);
+-        public static bool StartsWith<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
++        [OverloadResolutionPriorityAttribute(-1)]
++        public static bool StartsWith<T>(this Span<T> span, ReadOnlySpan<T> value) where T : IEquatable<T>?;
+     }
+     public readonly struct Single : IAdditionOperators<float, float, float>, IAdditiveIdentity<float, float>, IBinaryFloatingPointIeee754<float>, IBinaryNumber<float>, IBitwiseOperators<float, float, float>, IComparable, IComparable<float>, IComparisonOperators<float, float, bool>, IConvertible, IDecrementOperators<float>, IDivisionOperators<float, float, float>, IEqualityOperators<float, float, bool>, IEquatable<float>, IExponentialFunctions<float>, IFloatingPoint<float>, IFloatingPointConstants<float>, IFloatingPointIeee754<float>, IFormattable, IHyperbolicFunctions<float>, IIncrementOperators<float>, ILogarithmicFunctions<float>, IMinMaxValue<float>, IModulusOperators<float, float, float>, IMultiplicativeIdentity<float, float>, IMultiplyOperators<float, float, float>, INumber<float>, INumberBase<float>, IParsable<float>, IPowerFunctions<float>, IRootFunctions<float>, ISignedNumber<float>, ISpanFormattable, ISpanParsable<float>, ISubtractionOperators<float, float, float>, ITrigonometricFunctions<float>, IUnaryNegationOperators<float, float>, IUnaryPlusOperators<float, float>, IUtf8SpanFormattable, IUtf8SpanParsable<float> {
++        public static float ClampNative(float value, float min, float max);
++        public static float MaxNative(float x, float y);
++        public static float MinNative(float x, float y);
+     }
+     public static class StringNormalizationExtensions {
++        public static int GetNormalizedLength(this ReadOnlySpan<char> source, NormalizationForm normalizationForm = NormalizationForm.FormC);
++        public static bool IsNormalized(this ReadOnlySpan<char> source, NormalizationForm normalizationForm = NormalizationForm.FormC);
++        public static bool TryNormalize(this ReadOnlySpan<char> source, Span<char> destination, out int charsWritten, NormalizationForm normalizationForm = NormalizationForm.FormC);
+     }
+     public readonly struct TimeSpan : IComparable, IComparable<TimeSpan>, IEquatable<TimeSpan>, IFormattable, IParsable<TimeSpan>, ISpanFormattable, ISpanParsable<TimeSpan>, IUtf8SpanFormattable {
++        public static TimeSpan FromMilliseconds(long milliseconds);
+-        public static TimeSpan FromMilliseconds(long milliseconds, long microseconds = (long)0);
++        public static TimeSpan FromMilliseconds(long milliseconds, long microseconds);
+     }
+-    public sealed class Version : ICloneable, IComparable, IComparable<Version?>, IEquatable<Version?>, IFormattable, ISpanFormattable, IUtf8SpanFormattable {
++    public sealed class Version : ICloneable, IComparable, IComparable<Version?>, IEquatable<Version?>, IFormattable, ISpanFormattable, IUtf8SpanFormattable, IUtf8SpanParsable<Version> {
++        public static Version Parse(ReadOnlySpan<byte> utf8Text);
++        static Version IUtf8SpanParsable<Version>.Parse(ReadOnlySpan<byte> utf8Text, IFormatProvider provider);
++        static bool IUtf8SpanParsable<Version>.TryParse(ReadOnlySpan<byte> utf8Text, IFormatProvider provider, [NotNullWhenAttribute(true)] out Version result);
++        public static bool TryParse(ReadOnlySpan<byte> utf8Text, [NotNullWhenAttribute(true)] out Version? result);
+     }
+ }
+```
+

From 22959849e9b9e725008f54f3ee0e28f941e1ccd9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20S=C3=A1nchez=20L=C3=B3pez?=
 <1175054+carlossanlop@users.noreply.github.com>
Date: Tue, 4 Feb 2025 09:53:36 -0800
Subject: [PATCH 3/5] WindowsDesktop

---
 .../10.0-preview1.md                          |   15 +
 ...eview1_Microsoft.VisualBasic.MyServices.md |   16 +
 .../10.0-preview1_Microsoft.Win32.md          |   12 +
 .../10.0-preview1_System.Drawing.Text.md      |   10 +
 .../10.0-preview1_System.Drawing.md           |    8 +
 ...0-preview1_System.Security.Cryptography.md |   15 +
 ....0-preview1_System.Windows.Forms.Design.md |   11 +
 .../10.0-preview1_System.Windows.Forms.md     | 1426 +++++++++++++++++
 ...preview1_System.Windows.Media.Animation.md |   11 +
 .../10.0-preview1_System.Windows.md           |   11 +
 10 files changed, 1535 insertions(+)
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.VisualBasic.MyServices.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.Win32.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.Text.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Security.Cryptography.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.Design.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Media.Animation.md
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.md

diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md
new file mode 100644
index 0000000000..66e987e52d
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md
@@ -0,0 +1,15 @@
+# API Difference C:\Users\calope\Downloads\refs\microsoft.windowsdesktop.app.ref.9.0.0\ref\net9.0 vs C:\Users\calope\Downloads\refs\Microsoft.WindowsDesktop.App.Ref.10.0.0-preview.1.25080.4\ref\net10.0
+
+API listing follows standard diff formatting.
+Lines preceded by a '+' are additions and a '-' indicates removal.
+
+* [Microsoft.VisualBasic.MyServices](10.0-preview1_Microsoft.VisualBasic.MyServices.md)
+* [Microsoft.Win32](10.0-preview1_Microsoft.Win32.md)
+* [System.Drawing](10.0-preview1_System.Drawing.md)
+* [System.Drawing.Text](10.0-preview1_System.Drawing.Text.md)
+* [System.Security.Cryptography](10.0-preview1_System.Security.Cryptography.md)
+* [System.Windows](10.0-preview1_System.Windows.md)
+* [System.Windows.Forms](10.0-preview1_System.Windows.Forms.md)
+* [System.Windows.Forms.Design](10.0-preview1_System.Windows.Forms.Design.md)
+* [System.Windows.Media.Animation](10.0-preview1_System.Windows.Media.Animation.md)
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.VisualBasic.MyServices.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.VisualBasic.MyServices.md
new file mode 100644
index 0000000000..eeaee7cf78
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.VisualBasic.MyServices.md
@@ -0,0 +1,16 @@
+# Microsoft.VisualBasic.MyServices
+
+``` diff
+ namespace Microsoft.VisualBasic.MyServices {
+     [EditorBrowsableAttribute(1)]
+     public class ClipboardProxy {
+-        public object GetData(string format);
++        [ObsoleteAttribute("`ClipboardProxy.GetData(As String)` method is obsolete. Use `ClipboardProxy.TryGetData(Of T)(As String, As T)` instead.", false, DiagnosticId="WFDEV005", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public object GetData(string format);
++        public void SetDataAsJson<T>(string format, T data);
++        public bool TryGetData<T>(string format, Func<TypeName, Type> resolver, out T data);
++        public bool TryGetData<T>(string format, out T data);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.Win32.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.Win32.md
new file mode 100644
index 0000000000..486b06f2fc
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_Microsoft.Win32.md
@@ -0,0 +1,12 @@
+# Microsoft.Win32
+
+``` diff
+ namespace Microsoft.Win32 {
+     public sealed class SystemEvents {
+-        public static event EventHandler EventsThreadShutdown;
++        [ObsoleteAttribute("SystemEvents.EventsThreadShutdown callbacks are not run before the process exits. Use AppDomain.ProcessExit instead.", DiagnosticId="SYSLIB0059", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
++        public static event EventHandler EventsThreadShutdown;
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.Text.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.Text.md
new file mode 100644
index 0000000000..0b6df9c9d9
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.Text.md
@@ -0,0 +1,10 @@
+# System.Drawing.Text
+
+``` diff
+ namespace System.Drawing.Text {
+     public sealed class InstalledFontCollection : FontCollection {
++        protected override void Dispose(bool disposing);
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.md
new file mode 100644
index 0000000000..f814810f6a
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Drawing.md
@@ -0,0 +1,8 @@
+# System.Drawing
+
+``` diff
+ namespace System.Drawing {
++    public static class IIconExtensions
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Security.Cryptography.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Security.Cryptography.md
new file mode 100644
index 0000000000..e6a4ece860
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Security.Cryptography.md
@@ -0,0 +1,15 @@
+# System.Security.Cryptography
+
+``` diff
+ namespace System.Security.Cryptography {
+     public static class ProtectedData {
++        public static byte[] Protect(ReadOnlySpan<byte> userData, DataProtectionScope scope, ReadOnlySpan<byte> optionalEntropy = default(ReadOnlySpan<byte>));
++        public static int Protect(ReadOnlySpan<byte> userData, DataProtectionScope scope, Span<byte> destination, ReadOnlySpan<byte> optionalEntropy = default(ReadOnlySpan<byte>));
++        public static bool TryProtect(ReadOnlySpan<byte> userData, DataProtectionScope scope, Span<byte> destination, out int bytesWritten, ReadOnlySpan<byte> optionalEntropy = default(ReadOnlySpan<byte>));
++        public static bool TryUnprotect(ReadOnlySpan<byte> encryptedData, DataProtectionScope scope, Span<byte> destination, out int bytesWritten, ReadOnlySpan<byte> optionalEntropy = default(ReadOnlySpan<byte>));
++        public static byte[] Unprotect(ReadOnlySpan<byte> encryptedData, DataProtectionScope scope, ReadOnlySpan<byte> optionalEntropy = default(ReadOnlySpan<byte>));
++        public static int Unprotect(ReadOnlySpan<byte> encryptedData, DataProtectionScope scope, Span<byte> destination, ReadOnlySpan<byte> optionalEntropy = default(ReadOnlySpan<byte>));
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.Design.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.Design.md
new file mode 100644
index 0000000000..744b16fa4d
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.Design.md
@@ -0,0 +1,11 @@
+# System.Windows.Forms.Design
+
+``` diff
+ namespace System.Windows.Forms.Design {
+     public class ComponentDocumentDesigner : ComponentDesigner, IDesigner, IDisposable, IOleDragClient, IRootDesigner, IToolboxUser, ITypeDescriptorFilterService {
+-        ViewTechnology[] System.ComponentModel.Design.IRootDesigner.SupportedTechnologies { get; }
++        ViewTechnology[] IRootDesigner.SupportedTechnologies { get; }
+     }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.md
new file mode 100644
index 0000000000..c117efa05d
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Forms.md
@@ -0,0 +1,1426 @@
+# System.Windows.Forms
+
+``` diff
+ namespace System.Windows.Forms {
+     public static class Clipboard {
+-        public static object? GetData(string format);
++        [ObsoleteAttribute("`Clipboard.GetData(string)` method is obsolete. Use `Clipboard.TryGetData<T>` methods instead.", false, DiagnosticId="WFDEV005", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public static object? GetData(string format);
++        [RequiresUnreferencedCodeAttribute("Uses default System.Text.Json behavior which is not trim-compatible.")]
++        public static void SetDataAsJson<T>(string format, T data);
++        [CLSCompliantAttribute(false)]
++        public static bool TryGetData<T>(string format, Func<TypeName, Type> resolver, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        public static bool TryGetData<T>(string format, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
+     }
++    [BrowsableAttribute(false)]
++    [DefaultEventAttribute("Popup")]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ContextMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ContextMenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class ContextMenu : Menu {
++        public ContextMenu();
++        public ContextMenu(MenuItem[] menuItems);
++        [DefaultValueAttribute(RightToLeft.No)]
++        [LocalizableAttribute(true)]
++        public virtual RightToLeft RightToLeft { get; set; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        public Control SourceControl { get; }
++        public event EventHandler Collapse;
++        public event EventHandler Popup;
++        protected internal virtual void OnCollapse(EventArgs e);
++        protected internal virtual void OnPopup(EventArgs e);
++        protected internal virtual bool ProcessCmdKey(ref Message msg, Keys keyData, Control control);
++        public void Show(Control control, Point pos);
++        public void Show(Control control, Point pos, LeftRightAlignment alignment);
++    }
+     [DefaultEventAttribute("Click")]
+     [DefaultPropertyAttribute("Text")]
+     [DesignerAttribute("System.Windows.Forms.Design.ControlDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
+     [DesignerSerializerAttribute("System.Windows.Forms.Design.ControlCodeDomSerializer, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", "System.ComponentModel.Design.Serialization.CodeDomSerializer, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
+     [ToolboxItemFilterAttribute("System.Windows.Forms")]
+     public class Control : Component, IArrangedElement, IBindableComponent, IComponent, IDisposable, IDropTarget, IHandle<HWND>, IKeyboardToolTip, IOleControl.Interface, IOleInPlaceActiveObject.Interface, IOleInPlaceObject.Interface, IOleObject.Interface, IOleWindow.Interface, IPersist.Interface, IPersistPropertyBag.Interface, IPersistStorage.Interface, IPersistStreamInit.Interface, IQuickActivate.Interface, ISupportOleDropSource, ISynchronizeInvoke, IViewObject.Interface, IViewObject2.Interface, IWin32Window {
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`ContextMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ContextMenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public virtual ContextMenu ContextMenu { get; set; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`ContextMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ContextMenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public event EventHandler ContextMenuChanged;
++        public DragDropEffects DoDragDropAsJson<T>(T data, DragDropEffects allowedEffects);
++        public DragDropEffects DoDragDropAsJson<T>(T data, DragDropEffects allowedEffects, Bitmap dragImage, Point cursorOffset, bool useDefaultDragImage);
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`ContextMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ContextMenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        protected virtual void OnContextMenuChanged(EventArgs e);
+     }
++    [BrowsableAttribute(false)]
++    [ClassInterfaceAttribute(1)]
++    [ComVisibleAttribute(true)]
++    [ComplexBindingPropertiesAttribute("DataSource", "DataMember")]
++    [DefaultEventAttribute("Navigate")]
++    [DefaultPropertyAttribute("DataSource")]
++    [DesignerAttribute("System.Windows.Forms.Design.DataGridDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class DataGrid : Control, IDataGridEditingService, ISupportInitialize {
++        public DataGrid();
++        [DefaultValueAttribute(true)]
++        public bool AllowNavigation { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool AllowSorting { get; set; }
++        public Color AlternatingBackColor { get; set; }
++        public Color BackgroundColor { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Image BackgroundImage { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override ImageLayout BackgroundImageLayout { get; set; }
++        [DefaultValueAttribute(BorderStyle.Fixed3D)]
++        [DispIdAttribute(-504)]
++        public BorderStyle BorderStyle { get; set; }
++        public Color CaptionBackColor { get; set; }
++        [AmbientValueAttribute(null)]
++        [LocalizableAttribute(true)]
++        public Font CaptionFont { get; set; }
++        public Color CaptionForeColor { get; set; }
++        [DefaultValueAttribute("")]
++        [LocalizableAttribute(true)]
++        public string CaptionText { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool CaptionVisible { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool ColumnHeadersVisible { get; set; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        public DataGridCell CurrentCell { get; set; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        public int CurrentRowIndex { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Cursor Cursor { get; set; }
++        [DefaultValueAttribute(null)]
++        [EditorAttribute("System.Windows.Forms.Design.DataMemberListEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
++        public string DataMember { get; set; }
++        [AttributeProviderAttribute(typeof(IListSource))]
++        [DefaultValueAttribute(null)]
++        [RefreshPropertiesAttribute(2)]
++        public object DataSource { get; set; }
++        [BrowsableAttribute(false)]
++        public int FirstVisibleColumn { get; }
++        [DefaultValueAttribute(false)]
++        public bool FlatMode { get; set; }
++        public Color GridLineColor { get; set; }
++        [DefaultValueAttribute(DataGridLineStyle.Solid)]
++        public DataGridLineStyle GridLineStyle { get; set; }
++        public Color HeaderBackColor { get; set; }
++        public Font HeaderFont { get; set; }
++        public Color HeaderForeColor { get; set; }
++        protected ScrollBar HorizScrollBar { get; }
++        public Color LinkColor { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public Color LinkHoverColor { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(2)]
++        protected internal CurrencyManager ListManager { get; set; }
++        public Color ParentRowsBackColor { get; set; }
++        public Color ParentRowsForeColor { get; set; }
++        [DefaultValueAttribute(DataGridParentRowsLabelStyle.Both)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        public DataGridParentRowsLabelStyle ParentRowsLabelStyle { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool ParentRowsVisible { get; set; }
++        [DefaultValueAttribute(75)]
++        [TypeConverterAttribute(typeof(DataGridPreferredColumnWidthTypeConverter))]
++        public int PreferredColumnWidth { get; set; }
++        public int PreferredRowHeight { get; set; }
++        [DefaultValueAttribute(false)]
++        public bool ReadOnly { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool RowHeadersVisible { get; set; }
++        [DefaultValueAttribute(35)]
++        public int RowHeaderWidth { get; set; }
++        public Color SelectionBackColor { get; set; }
++        public Color SelectionForeColor { get; set; }
++        [DesignerSerializationVisibilityAttribute(2)]
++        [LocalizableAttribute(true)]
++        public GridTableStylesCollection TableStyles { get; }
++        [BindableAttribute(false)]
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(1)]
++        public override string Text { get; set; }
++        public object this[int rowIndex, int columnIndex] { get; set; }
++        public object this[DataGridCell cell] { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(2)]
++        protected ScrollBar VertScrollBar { get; }
++        [BrowsableAttribute(false)]
++        public int VisibleColumnCount { get; }
++        [BrowsableAttribute(false)]
++        public int VisibleRowCount { get; }
++        public event EventHandler AllowNavigationChanged;
++        public event EventHandler BackButtonClick;
++        public event EventHandler BackgroundColorChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackgroundImageChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackgroundImageLayoutChanged;
++        public event EventHandler BorderStyleChanged;
++        public event EventHandler CaptionVisibleChanged;
++        public event EventHandler CurrentCellChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler CursorChanged;
++        public event EventHandler DataSourceChanged;
++        public event EventHandler FlatModeChanged;
++        public event NavigateEventHandler Navigate;
++        public event EventHandler ParentRowsLabelStyleChanged;
++        public event EventHandler ParentRowsVisibleChanged;
++        public event EventHandler ReadOnlyChanged;
++        protected event EventHandler RowHeaderClick;
++        public event EventHandler Scroll;
++        public event EventHandler ShowParentDetailsButtonClick;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler TextChanged;
++        public bool BeginEdit(DataGridColumnStyle gridColumn, int rowNumber);
++        public void BeginInit();
++        protected virtual void CancelEditing();
++        public void Collapse(int row);
++        protected internal virtual void ColumnStartedEditing(Rectangle bounds);
++        protected internal virtual void ColumnStartedEditing(Control editingControl);
++        protected virtual DataGridColumnStyle CreateGridColumn(PropertyDescriptor prop);
++        protected virtual DataGridColumnStyle CreateGridColumn(PropertyDescriptor prop, bool isDefault);
++        public bool EndEdit(DataGridColumnStyle gridColumn, int rowNumber, bool shouldAbort);
++        public void EndInit();
++        public void Expand(int row);
++        public Rectangle GetCellBounds(int row, int col);
++        public Rectangle GetCellBounds(DataGridCell dgc);
++        public Rectangle GetCurrentCellBounds();
++        protected virtual string GetOutputTextDelimiter();
++        protected virtual void GridHScrolled(object sender, ScrollEventArgs se);
++        protected virtual void GridVScrolled(object sender, ScrollEventArgs se);
++        public DataGrid.HitTestInfo HitTest(Point position);
++        public DataGrid.HitTestInfo HitTest(int x, int y);
++        public bool IsExpanded(int rowNumber);
++        public bool IsSelected(int row);
++        public void NavigateBack();
++        public void NavigateTo(int rowNumber, string relationName);
++        protected virtual void OnAllowNavigationChanged(EventArgs e);
++        protected void OnBackButtonClicked(object sender, EventArgs e);
++        protected virtual void OnBackgroundColorChanged(EventArgs e);
++        protected virtual void OnBorderStyleChanged(EventArgs e);
++        protected virtual void OnCaptionVisibleChanged(EventArgs e);
++        protected virtual void OnCurrentCellChanged(EventArgs e);
++        protected virtual void OnDataSourceChanged(EventArgs e);
++        protected virtual void OnFlatModeChanged(EventArgs e);
++        protected void OnNavigate(NavigateEventArgs e);
++        protected virtual void OnParentRowsLabelStyleChanged(EventArgs e);
++        protected virtual void OnParentRowsVisibleChanged(EventArgs e);
++        protected virtual void OnReadOnlyChanged(EventArgs e);
++        protected void OnRowHeaderClick(EventArgs e);
++        protected void OnScroll(EventArgs e);
++        protected void OnShowParentDetailsButtonClicked(object sender, EventArgs e);
++        protected bool ProcessGridKey(KeyEventArgs ke);
++        protected bool ProcessTabKey(Keys keyData);
++        public void ResetAlternatingBackColor();
++        public void ResetGridLineColor();
++        public void ResetHeaderBackColor();
++        public void ResetHeaderFont();
++        public void ResetHeaderForeColor();
++        public void ResetLinkColor();
++        public void ResetLinkHoverColor();
++        protected void ResetSelection();
++        public void ResetSelectionBackColor();
++        public void ResetSelectionForeColor();
++        public void Select(int row);
++        public void SetDataBinding(object dataSource, string dataMember);
++        protected virtual bool ShouldSerializeAlternatingBackColor();
++        protected virtual bool ShouldSerializeBackgroundColor();
++        protected virtual bool ShouldSerializeCaptionBackColor();
++        protected virtual bool ShouldSerializeCaptionForeColor();
++        protected virtual bool ShouldSerializeGridLineColor();
++        protected virtual bool ShouldSerializeHeaderBackColor();
++        protected bool ShouldSerializeHeaderFont();
++        protected virtual bool ShouldSerializeHeaderForeColor();
++        protected virtual bool ShouldSerializeLinkHoverColor();
++        protected virtual bool ShouldSerializeParentRowsBackColor();
++        protected virtual bool ShouldSerializeParentRowsForeColor();
++        protected bool ShouldSerializePreferredRowHeight();
++        protected bool ShouldSerializeSelectionBackColor();
++        protected virtual bool ShouldSerializeSelectionForeColor();
++        public void SubObjectsSiteChange(bool site);
++        public void UnSelect(int row);
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public sealed class HitTestInfo {
++            public static readonly DataGrid.HitTestInfo Nowhere;
++            public int Column { get; }
++            public int Row { get; }
++            public DataGrid.HitTestType Type { get; }
++        }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [FlagsAttribute]
++        [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public enum HitTestType {
++            Caption = 32,
++            Cell = 1,
++            ColumnHeader = 2,
++            ColumnResize = 8,
++            None = 0,
++            ParentRows = 64,
++            RowHeader = 4,
++            RowResize = 16,
++        }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class DataGridBoolColumn : DataGridColumnStyle {
++        public DataGridBoolColumn();
++        public DataGridBoolColumn(PropertyDescriptor prop);
++        public DataGridBoolColumn(PropertyDescriptor prop, bool isDefault);
++        [DefaultValueAttribute(true)]
++        public bool AllowNull { get; set; }
++        [DefaultValueAttribute(false)]
++        [TypeConverterAttribute(typeof(StringConverter))]
++        public object FalseValue { get; set; }
++        [TypeConverterAttribute(typeof(StringConverter))]
++        public object NullValue { get; set; }
++        [DefaultValueAttribute(true)]
++        [TypeConverterAttribute(typeof(StringConverter))]
++        public object TrueValue { get; set; }
++        public event EventHandler AllowNullChanged;
++        public event EventHandler FalseValueChanged;
++        public event EventHandler TrueValueChanged;
++        protected internal override void Abort(int rowNum);
++        protected internal override bool Commit(CurrencyManager dataSource, int rowNum);
++        protected internal override void Edit(CurrencyManager source, int rowNum, Rectangle bounds, bool readOnly, string displayText, bool cellIsVisible);
++        protected internal override int GetMinimumHeight();
++        protected internal override int GetPreferredHeight(Graphics g, object value);
++        protected internal override Size GetPreferredSize(Graphics g, object value);
++        protected internal override void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum);
++        protected internal override void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum, bool alignToRight);
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public struct DataGridCell {
++        public DataGridCell(int r, int c);
++        public int ColumnNumber { get; set; }
++        public int RowNumber { get; set; }
++    }
++    [BrowsableAttribute(false)]
++    [DefaultPropertyAttribute("Header")]
++    [DesignTimeVisibleAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemAttribute(false)]
++    public abstract class DataGridColumnStyle : Component, IDataGridColumnStyleEditingNotificationService {
++        public DataGridColumnStyle();
++        public DataGridColumnStyle(PropertyDescriptor prop);
++        [DefaultValueAttribute(HorizontalAlignment.Left)]
++        [LocalizableAttribute(true)]
++        public virtual HorizontalAlignment Alignment { get; set; }
++        [BrowsableAttribute(false)]
++        public virtual DataGridTableStyle DataGridTableStyle { get; }
++        protected int FontHeight { get; }
++        [BrowsableAttribute(false)]
++        public AccessibleObject HeaderAccessibleObject { get; }
++        [LocalizableAttribute(true)]
++        public virtual string HeaderText { get; set; }
++        [DefaultValueAttribute("")]
++        [EditorAttribute("System.Windows.Forms.Design.DataGridColumnStyleMappingNameEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
++        [LocalizableAttribute(true)]
++        public string MappingName { get; set; }
++        [LocalizableAttribute(true)]
++        public virtual string NullText { get; set; }
++        [BrowsableAttribute(false)]
++        [DefaultValueAttribute(null)]
++        [EditorBrowsableAttribute(2)]
++        public virtual PropertyDescriptor PropertyDescriptor { get; set; }
++        [DefaultValueAttribute(false)]
++        public virtual bool ReadOnly { get; set; }
++        [DefaultValueAttribute(100)]
++        [LocalizableAttribute(true)]
++        public virtual int Width { get; set; }
++        public event EventHandler AlignmentChanged;
++        public event EventHandler FontChanged;
++        public event EventHandler HeaderTextChanged;
++        public event EventHandler MappingNameChanged;
++        public event EventHandler NullTextChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(2)]
++        public event EventHandler PropertyDescriptorChanged;
++        public event EventHandler ReadOnlyChanged;
++        public event EventHandler WidthChanged;
++        protected internal abstract void Abort(int rowNum);
++        protected void BeginUpdate();
++        protected void CheckValidDataSource(CurrencyManager value);
++        protected internal virtual void ColumnStartedEditing(Control editingControl);
++        protected internal abstract bool Commit(CurrencyManager dataSource, int rowNum);
++        protected internal virtual void ConcedeFocus();
++        protected virtual AccessibleObject CreateHeaderAccessibleObject();
++        protected internal virtual void Edit(CurrencyManager source, int rowNum, Rectangle bounds, bool readOnly);
++        protected internal virtual void Edit(CurrencyManager source, int rowNum, Rectangle bounds, bool readOnly, string displayText);
++        protected internal abstract void Edit(CurrencyManager source, int rowNum, Rectangle bounds, bool readOnly, string displayText, bool cellIsVisible);
++        protected void EndUpdate();
++        protected internal virtual void EnterNullValue();
++        protected internal virtual object GetColumnValueAtRow(CurrencyManager source, int rowNum);
++        protected internal abstract int GetMinimumHeight();
++        protected internal abstract int GetPreferredHeight(Graphics g, object value);
++        protected internal abstract Size GetPreferredSize(Graphics g, object value);
++        protected virtual void Invalidate();
++        protected internal abstract void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum);
++        protected internal abstract void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum, bool alignToRight);
++        protected internal virtual void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum, Brush backBrush, Brush foreBrush, bool alignToRight);
++        protected internal virtual void ReleaseHostedControl();
++        public void ResetHeaderText();
++        protected internal virtual void SetColumnValueAtRow(CurrencyManager source, int rowNum, object value);
++        protected virtual void SetDataGrid(DataGrid value);
++        protected virtual void SetDataGridInColumn(DataGrid value);
++        void IDataGridColumnStyleEditingNotificationService.ColumnStartedEditing(Control editingControl);
++        protected internal virtual void UpdateUI(CurrencyManager source, int rowNum, string displayText);
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        protected class CompModSwitches {
++            public CompModSwitches();
++            public static TraceSwitch DGEditColumnEditing { get; }
++        }
++        [BrowsableAttribute(false)]
++        [ComVisibleAttribute(true)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        protected class DataGridColumnHeaderAccessibleObject : AccessibleObject {
++            public DataGridColumnHeaderAccessibleObject();
++            public DataGridColumnHeaderAccessibleObject(DataGridColumnStyle owner);
++            protected DataGridColumnStyle Owner { get; }
++        }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum DataGridLineStyle {
++        None = 0,
++        Solid = 1,
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum DataGridParentRowsLabelStyle {
++        Both = 3,
++        ColumnName = 2,
++        None = 0,
++        TableName = 1,
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class DataGridPreferredColumnWidthTypeConverter : TypeConverter {
++        public DataGridPreferredColumnWidthTypeConverter();
++    }
++    [BrowsableAttribute(false)]
++    [DesignTimeVisibleAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemAttribute(false)]
++    public class DataGridTableStyle : Component, IDataGridEditingService {
++        public static readonly DataGridTableStyle DefaultTableStyle;
++        public DataGridTableStyle();
++        public DataGridTableStyle(bool isDefaultTableStyle);
++        public DataGridTableStyle(CurrencyManager listManager);
++        [DefaultValueAttribute(true)]
++        public bool AllowSorting { get; set; }
++        public Color AlternatingBackColor { get; set; }
++        public Color BackColor { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool ColumnHeadersVisible { get; set; }
++        [BrowsableAttribute(false)]
++        public virtual DataGrid DataGrid { get; set; }
++        public Color ForeColor { get; set; }
++        [DesignerSerializationVisibilityAttribute(2)]
++        [LocalizableAttribute(true)]
++        public virtual GridColumnStylesCollection GridColumnStyles { get; }
++        public Color GridLineColor { get; set; }
++        [DefaultValueAttribute(DataGridLineStyle.Solid)]
++        public DataGridLineStyle GridLineStyle { get; set; }
++        public Color HeaderBackColor { get; set; }
++        [AmbientValueAttribute(null)]
++        [LocalizableAttribute(true)]
++        public Font HeaderFont { get; set; }
++        public Color HeaderForeColor { get; set; }
++        public Color LinkColor { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public Color LinkHoverColor { get; set; }
++        [DefaultValueAttribute("")]
++        [EditorAttribute("System.Windows.Forms.Design.DataGridTableStyleMappingNameEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
++        public string MappingName { get; set; }
++        [DefaultValueAttribute(75)]
++        [LocalizableAttribute(true)]
++        [TypeConverterAttribute(typeof(DataGridPreferredColumnWidthTypeConverter))]
++        public int PreferredColumnWidth { get; set; }
++        [LocalizableAttribute(true)]
++        public int PreferredRowHeight { get; set; }
++        [DefaultValueAttribute(false)]
++        public virtual bool ReadOnly { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool RowHeadersVisible { get; set; }
++        [DefaultValueAttribute(35)]
++        [LocalizableAttribute(true)]
++        public int RowHeaderWidth { get; set; }
++        public Color SelectionBackColor { get; set; }
++        [DescriptionAttribute("The foreground color for the current data grid row")]
++        public Color SelectionForeColor { get; set; }
++        public event EventHandler AllowSortingChanged;
++        public event EventHandler AlternatingBackColorChanged;
++        public event EventHandler BackColorChanged;
++        public event EventHandler ColumnHeadersVisibleChanged;
++        public event EventHandler ForeColorChanged;
++        public event EventHandler GridLineColorChanged;
++        public event EventHandler GridLineStyleChanged;
++        public event EventHandler HeaderBackColorChanged;
++        public event EventHandler HeaderFontChanged;
++        public event EventHandler HeaderForeColorChanged;
++        public event EventHandler LinkColorChanged;
++        public event EventHandler LinkHoverColorChanged;
++        public event EventHandler MappingNameChanged;
++        public event EventHandler PreferredColumnWidthChanged;
++        public event EventHandler PreferredRowHeightChanged;
++        public event EventHandler ReadOnlyChanged;
++        public event EventHandler RowHeadersVisibleChanged;
++        public event EventHandler RowHeaderWidthChanged;
++        public event EventHandler SelectionBackColorChanged;
++        public event EventHandler SelectionForeColorChanged;
++        public bool BeginEdit(DataGridColumnStyle gridColumn, int rowNumber);
++        protected internal virtual DataGridColumnStyle CreateGridColumn(PropertyDescriptor prop);
++        protected internal virtual DataGridColumnStyle CreateGridColumn(PropertyDescriptor prop, bool isDefault);
++        public bool EndEdit(DataGridColumnStyle gridColumn, int rowNumber, bool shouldAbort);
++        protected virtual void OnAllowSortingChanged(EventArgs e);
++        protected virtual void OnAlternatingBackColorChanged(EventArgs e);
++        protected virtual void OnBackColorChanged(EventArgs e);
++        protected virtual void OnColumnHeadersVisibleChanged(EventArgs e);
++        protected virtual void OnForeColorChanged(EventArgs e);
++        protected virtual void OnGridLineColorChanged(EventArgs e);
++        protected virtual void OnGridLineStyleChanged(EventArgs e);
++        protected virtual void OnHeaderBackColorChanged(EventArgs e);
++        protected virtual void OnHeaderFontChanged(EventArgs e);
++        protected virtual void OnHeaderForeColorChanged(EventArgs e);
++        protected virtual void OnLinkColorChanged(EventArgs e);
++        protected virtual void OnLinkHoverColorChanged(EventArgs e);
++        protected virtual void OnMappingNameChanged(EventArgs e);
++        protected virtual void OnPreferredColumnWidthChanged(EventArgs e);
++        protected virtual void OnPreferredRowHeightChanged(EventArgs e);
++        protected virtual void OnReadOnlyChanged(EventArgs e);
++        protected virtual void OnRowHeadersVisibleChanged(EventArgs e);
++        protected virtual void OnRowHeaderWidthChanged(EventArgs e);
++        protected virtual void OnSelectionBackColorChanged(EventArgs e);
++        protected virtual void OnSelectionForeColorChanged(EventArgs e);
++        public void ResetAlternatingBackColor();
++        public void ResetBackColor();
++        public void ResetForeColor();
++        public void ResetGridLineColor();
++        public void ResetHeaderBackColor();
++        public void ResetHeaderFont();
++        public void ResetHeaderForeColor();
++        public void ResetLinkColor();
++        public void ResetLinkHoverColor();
++        public void ResetSelectionBackColor();
++        public void ResetSelectionForeColor();
++        protected virtual bool ShouldSerializeAlternatingBackColor();
++        protected bool ShouldSerializeBackColor();
++        protected bool ShouldSerializeForeColor();
++        protected virtual bool ShouldSerializeGridLineColor();
++        protected virtual bool ShouldSerializeHeaderBackColor();
++        protected virtual bool ShouldSerializeHeaderForeColor();
++        protected virtual bool ShouldSerializeLinkColor();
++        protected virtual bool ShouldSerializeLinkHoverColor();
++        protected bool ShouldSerializePreferredRowHeight();
++        protected bool ShouldSerializeSelectionBackColor();
++        protected virtual bool ShouldSerializeSelectionForeColor();
++    }
++    [BrowsableAttribute(false)]
++    [ClassInterfaceAttribute(1)]
++    [ComVisibleAttribute(true)]
++    [DefaultPropertyAttribute("GridEditName")]
++    [DesignTimeVisibleAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemAttribute(false)]
++    public class DataGridTextBox : TextBox {
++        public DataGridTextBox();
++        public bool IsInEditOrNavigateMode { get; set; }
++        public void SetDataGrid(DataGrid parentGrid);
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class DataGridTextBoxColumn : DataGridColumnStyle {
++        public DataGridTextBoxColumn();
++        public DataGridTextBoxColumn(PropertyDescriptor prop);
++        public DataGridTextBoxColumn(PropertyDescriptor prop, bool isDefault);
++        public DataGridTextBoxColumn(PropertyDescriptor prop, string format);
++        public DataGridTextBoxColumn(PropertyDescriptor prop, string format, bool isDefault);
++        [DefaultValueAttribute(null)]
++        [EditorAttribute("System.Windows.Forms.Design.DataGridColumnStyleFormatEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
++        public string Format { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(2)]
++        public IFormatProvider FormatInfo { get; set; }
++        [DefaultValueAttribute(null)]
++        public override PropertyDescriptor PropertyDescriptor { set; }
++        [BrowsableAttribute(false)]
++        public virtual TextBox TextBox { get; }
++        protected internal override void Abort(int rowNum);
++        protected internal override bool Commit(CurrencyManager dataSource, int rowNum);
++        protected internal override void Edit(CurrencyManager source, int rowNum, Rectangle bounds, bool readOnly, string displayText, bool cellIsVisible);
++        protected void EndEdit();
++        protected internal override int GetMinimumHeight();
++        protected internal override int GetPreferredHeight(Graphics g, object value);
++        protected internal override Size GetPreferredSize(Graphics g, object value);
++        protected void HideEditBox();
++        protected internal override void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum);
++        protected internal override void Paint(Graphics g, Rectangle bounds, CurrencyManager source, int rowNum, bool alignToRight);
++        protected void PaintText(Graphics g, Rectangle bounds, string text, bool alignToRight);
++        protected void PaintText(Graphics g, Rectangle textBounds, string text, Brush backBrush, Brush foreBrush, bool alignToRight);
++    }
+     [EditorAttribute("System.Windows.Forms.Design.DataGridViewCellStyleEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
+     [TypeConverterAttribute(typeof(DataGridViewCellStyleConverter))]
+     public class DataGridViewCellStyle : ICloneable {
+-        [SRCategoryAttribute("CatAppearance")]
+-        [AllowNullAttribute]
+-        public Font Font { get; set; }
++        [SRCategoryAttribute("CatAppearance")]
++        public Font? Font { get; set; }
+     }
+-    [ClassInterfaceAttribute(0)]
+-    public class DataObject : IDataObject, IDataObject, IDataObject.Interface, IManagedWrapper, IManagedWrapper<IDataObject> {
++    [ClassInterfaceAttribute(0)]
++    public class DataObject : IDataObject, IDataObject, IDataObject.Interface, IDataObjectInternal, IManagedWrapper, IManagedWrapper<IDataObject>, ITypedDataObject {
+-        public virtual object? GetData(string format);
++        [ObsoleteAttribute("`DataObject.GetData` methods are obsolete. Use the corresponding `DataObject.TryGetData<T>` instead.", false, DiagnosticId="WFDEV005", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public virtual object? GetData(string format);
+-        public virtual object? GetData(string format, bool autoConvert);
++        [ObsoleteAttribute("`DataObject.GetData` methods are obsolete. Use the corresponding `DataObject.TryGetData<T>` instead.", false, DiagnosticId="WFDEV005", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public virtual object? GetData(string format, bool autoConvert);
+-        public virtual object? GetData(Type format);
++        [ObsoleteAttribute("`DataObject.GetData` methods are obsolete. Use the corresponding `DataObject.TryGetData<T>` instead.", false, DiagnosticId="WFDEV005", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public virtual object? GetData(Type format);
++        [RequiresUnreferencedCodeAttribute("Uses default System.Text.Json behavior which is not trim-compatible.")]
++        public void SetDataAsJson<T>(string format, bool autoConvert, T data);
++        [RequiresUnreferencedCodeAttribute("Uses default System.Text.Json behavior which is not trim-compatible.")]
++        public void SetDataAsJson<T>(string format, T data);
++        [RequiresUnreferencedCodeAttribute("Uses default System.Text.Json behavior which is not trim-compatible.")]
++        public void SetDataAsJson<T>(T data);
++        public bool TryGetData<T>(string format, bool autoConvert, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        [CLSCompliantAttribute(false)]
++        public bool TryGetData<T>(string format, Func<TypeName, Type> resolver, bool autoConvert, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        public bool TryGetData<T>(string format, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        public bool TryGetData<T>([MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        [CLSCompliantAttribute(false)]
++        protected virtual bool TryGetDataCore<T>(string format, Func<TypeName, Type>? resolver, bool autoConvert, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
+     }
++    public static class DataObjectExtensions {
++        public static bool TryGetData<T>(this IDataObject dataObject, string format, bool autoConvert, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        [CLSCompliantAttribute(false)]
++        public static bool TryGetData<T>(this IDataObject dataObject, string format, Func<TypeName, Type> resolver, bool autoConvert, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        public static bool TryGetData<T>(this IDataObject dataObject, string format, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        public static bool TryGetData<T>(this IDataObject dataObject, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++    }
+     [DefaultEventAttribute("Load")]
+     [DesignTimeVisibleAttribute(false)]
+     [DesignerAttribute("System.Windows.Forms.Design.FormDocumentDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(IRootDesigner))]
+     [DesignerCategoryAttribute("Form")]
+     [InitializationEventAttribute("Load")]
+     [ToolboxItemAttribute(false)]
+     [ToolboxItemFilterAttribute("System.Windows.Forms.Control.TopLevel")]
+     public class Form : ContainerControl {
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`MainMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `MenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public MainMenu Menu { get; set; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`MainMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `MenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public MainMenu MergedMenu { get; }
+-        [BrowsableAttribute(false)]
+-        [EditorBrowsableAttribute(1)]
+-        [SRCategoryAttribute("CatBehavior")]
+-        [SRDescriptionAttribute("FormOnClosedDescr")]
+-        public event EventHandler Closed;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("Form.OnClosing, Form.OnClosed and the corresponding events are obsolete. Use Form.OnFormClosing, Form.OnFormClosed, Form.FormClosing and Form.FormClosed instead.", false, DiagnosticId="WFDEV004", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        [SRCategoryAttribute("CatBehavior")]
++        [SRDescriptionAttribute("FormOnClosedDescr")]
++        public event EventHandler Closed;
+-        [BrowsableAttribute(false)]
+-        [EditorBrowsableAttribute(1)]
+-        [SRCategoryAttribute("CatBehavior")]
+-        [SRDescriptionAttribute("FormOnClosingDescr")]
+-        public event CancelEventHandler Closing;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("Form.OnClosing, Form.OnClosed and the corresponding events are obsolete. Use Form.OnFormClosing, Form.OnFormClosed, Form.FormClosing and Form.FormClosed instead.", false, DiagnosticId="WFDEV004", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        [SRCategoryAttribute("CatBehavior")]
++        [SRDescriptionAttribute("FormOnClosingDescr")]
++        public event CancelEventHandler Closing;
+-        [EditorBrowsableAttribute(2)]
+-        protected virtual void OnClosed(EventArgs e);
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("Form.OnClosing, Form.OnClosed and the corresponding events are obsolete. Use Form.OnFormClosing, Form.OnFormClosed, Form.FormClosing and Form.FormClosed instead.", false, DiagnosticId="WFDEV004", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        protected virtual void OnClosed(EventArgs e);
+-        [EditorBrowsableAttribute(2)]
+-        protected virtual void OnClosing(CancelEventArgs e);
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("Form.OnClosing, Form.OnClosed and the corresponding events are obsolete. Use Form.OnFormClosing, Form.OnFormClosed, Form.FormClosing and Form.FormClosed instead.", false, DiagnosticId="WFDEV004", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        protected virtual void OnClosing(CancelEventArgs e);
+     }
++    [BrowsableAttribute(false)]
++    [EditorAttribute("System.Windows.Forms.Design.DataGridColumnCollectionEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
++    [EditorBrowsableAttribute(1)]
++    [ListBindableAttribute(false)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class GridColumnStylesCollection : BaseCollection, ICollection, IEnumerable, IList {
++        int System.Collections.ICollection.Count { get; }
++        bool System.Collections.ICollection.IsSynchronized { get; }
++        object System.Collections.ICollection.SyncRoot { get; }
++        bool System.Collections.IList.IsFixedSize { get; }
++        bool System.Collections.IList.IsReadOnly { get; }
++        object System.Collections.IList.this[int index] { get; set; }
++        public DataGridColumnStyle this[PropertyDescriptor propertyDesciptor] { get; }
++        public DataGridColumnStyle this[int index] { get; }
++        public DataGridColumnStyle this[string columnName] { get; }
++        public event CollectionChangeEventHandler CollectionChanged;
++        public virtual int Add(DataGridColumnStyle column);
++        public void AddRange(DataGridColumnStyle[] columns);
++        public void Clear();
++        public bool Contains(PropertyDescriptor propertyDescriptor);
++        public bool Contains(string name);
++        public bool Contains(DataGridColumnStyle column);
++        public int IndexOf(DataGridColumnStyle element);
++        protected void OnCollectionChanged(CollectionChangeEventArgs e);
++        public void Remove(DataGridColumnStyle column);
++        public void RemoveAt(int index);
++        public void ResetPropertyDescriptors();
++        void ICollection.CopyTo(Array array, int index);
++        IEnumerator IEnumerable.GetEnumerator();
++        int IList.Add(object value);
++        void IList.Clear();
++        bool IList.Contains(object value);
++        int IList.IndexOf(object value);
++        void IList.Insert(int index, object value);
++        void IList.Remove(object value);
++        void IList.RemoveAt(int index);
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public sealed class GridTablesFactory {
++        public static DataGridTableStyle[] CreateGridTables(DataGridTableStyle gridTable, object dataSource, string dataMember, BindingContext bindingManager);
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ListBindableAttribute(false)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class GridTableStylesCollection : BaseCollection, ICollection, IEnumerable, IList {
++        int System.Collections.ICollection.Count { get; }
++        bool System.Collections.ICollection.IsSynchronized { get; }
++        object System.Collections.ICollection.SyncRoot { get; }
++        bool System.Collections.IList.IsFixedSize { get; }
++        bool System.Collections.IList.IsReadOnly { get; }
++        object System.Collections.IList.this[int index] { get; set; }
++        public DataGridTableStyle this[int index] { get; }
++        public DataGridTableStyle this[string tableName] { get; }
++        public event CollectionChangeEventHandler CollectionChanged;
++        public virtual int Add(DataGridTableStyle table);
++        public virtual void AddRange(DataGridTableStyle[] tables);
++        public void Clear();
++        public bool Contains(string name);
++        public bool Contains(DataGridTableStyle table);
++        protected void OnCollectionChanged(CollectionChangeEventArgs e);
++        public void Remove(DataGridTableStyle table);
++        public void RemoveAt(int index);
++        void ICollection.CopyTo(Array array, int index);
++        IEnumerator IEnumerable.GetEnumerator();
++        int IList.Add(object value);
++        void IList.Clear();
++        bool IList.Contains(object value);
++        int IList.IndexOf(object value);
++        void IList.Insert(int index, object value);
++        void IList.Remove(object value);
++        void IList.RemoveAt(int index);
++    }
+     public sealed class HtmlElement {
+-        public HtmlElement? InsertAdjacentElement(HtmlElementInsertionOrientation orient, HtmlElement newElement);
++        public HtmlElement? InsertAdjacentElement(HtmlElementInsertionOrientation orientation, HtmlElement newElement);
+     }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`DataGrid` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `DataGridView` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public interface IDataGridEditingService {
++        bool BeginEdit(DataGridColumnStyle gridColumn, int rowNumber);
++        bool EndEdit(DataGridColumnStyle gridColumn, int rowNumber, bool shouldAbort);
++    }
++    public interface ITypedDataObject : IDataObject {
++        bool TryGetData<T>(string format, bool autoConvert, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        bool TryGetData<T>(string format, Func<TypeName, Type> resolver, bool autoConvert, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        bool TryGetData<T>(string format, [MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++        bool TryGetData<T>([MaybeNullWhenAttribute(false), NotNullWhenAttribute(true)] out T data);
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`MainMenu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `MenuStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemFilterAttribute("System.Windows.Forms.MainMenu")]
++    public class MainMenu : Menu {
++        public MainMenu();
++        public MainMenu(IContainer container);
++        public MainMenu(MenuItem[] items);
++        [AmbientValueAttribute(RightToLeft.Inherit)]
++        [LocalizableAttribute(true)]
++        public virtual RightToLeft RightToLeft { get; set; }
++        public event EventHandler Collapse;
++        public virtual MainMenu CloneMenu();
++        public Form GetForm();
++        protected internal virtual void OnCollapse(EventArgs e);
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ListBindableAttribute(false)]
++    [ObsoleteAttribute("`Menu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStripDropDown` and `ToolStripDropDownMenu` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemFilterAttribute("System.Windows.Forms")]
++    public abstract class Menu : Component {
++        public const int FindHandle = 0;
++        public const int FindShortcut = 1;
++        protected Menu(MenuItem[] items);
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(2)]
++        public IntPtr Handle { get; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        public virtual bool IsParent { get; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        public MenuItem MdiListItem { get; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(2)]
++        [MergablePropertyAttribute(false)]
++        public Menu.MenuItemCollection MenuItems { get; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        public string Name { get; set; }
++        [BindableAttribute(true)]
++        [DefaultValueAttribute(null)]
++        [LocalizableAttribute(false)]
++        [TypeConverterAttribute(typeof(StringConverter))]
++        public object Tag { get; set; }
++        protected internal void CloneMenu(Menu menuSrc);
++        protected virtual IntPtr CreateMenuHandle();
++        public MenuItem FindMenuItem(int type, IntPtr value);
++        protected int FindMergePosition(int mergeOrder);
++        public ContextMenu GetContextMenu();
++        public MainMenu GetMainMenu();
++        public virtual void MergeMenu(Menu menuSrc);
++        protected internal virtual bool ProcessCmdKey(ref Message msg, Keys keyData);
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [ListBindableAttribute(false)]
++        [ObsoleteAttribute("`Menu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStripDropDown` and `ToolStripDropDownMenu` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public class MenuItemCollection : ICollection, IEnumerable, IList {
++            public MenuItemCollection(Menu owner);
++            public int Count { get; }
++            public bool IsReadOnly { get; }
++            bool System.Collections.ICollection.IsSynchronized { get; }
++            object System.Collections.ICollection.SyncRoot { get; }
++            bool System.Collections.IList.IsFixedSize { get; }
++            object System.Collections.IList.this[int index] { get; set; }
++            public virtual MenuItem this[int index] { get; }
++            public virtual MenuItem this[string key] { get; }
++            public virtual int Add(int index, MenuItem item);
++            public virtual MenuItem Add(string caption);
++            public virtual MenuItem Add(string caption, EventHandler onClick);
++            public virtual MenuItem Add(string caption, MenuItem[] items);
++            public virtual int Add(MenuItem item);
++            public virtual void AddRange(MenuItem[] items);
++            public virtual void Clear();
++            public bool Contains(MenuItem value);
++            public virtual bool ContainsKey(string key);
++            public void CopyTo(Array dest, int index);
++            public MenuItem[] Find(string key, bool searchAllChildren);
++            public IEnumerator GetEnumerator();
++            public int IndexOf(MenuItem value);
++            public virtual int IndexOfKey(string key);
++            public virtual void Remove(MenuItem item);
++            public virtual void RemoveAt(int index);
++            public virtual void RemoveByKey(string key);
++            int IList.Add(object value);
++            bool IList.Contains(object value);
++            int IList.IndexOf(object value);
++            void IList.Insert(int index, object value);
++            void IList.Remove(object value);
++        }
++    }
++    [BrowsableAttribute(false)]
++    [DefaultEventAttribute("Click")]
++    [DefaultPropertyAttribute("Text")]
++    [DesignTimeVisibleAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`Menu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStripDropDown` and `ToolStripDropDownMenu` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemAttribute(false)]
++    public class MenuItem : Menu {
++        public MenuItem();
++        public MenuItem(string text);
++        public MenuItem(string text, EventHandler onClick);
++        public MenuItem(string text, EventHandler onClick, Shortcut shortcut);
++        public MenuItem(string text, MenuItem[] items);
++        public MenuItem(MenuMerge mergeType, int mergeOrder, Shortcut shortcut, string text, EventHandler onClick, EventHandler onPopup, EventHandler onSelect, MenuItem[] items);
++        [BrowsableAttribute(false)]
++        [DefaultValueAttribute(false)]
++        public bool BarBreak { get; set; }
++        [BrowsableAttribute(false)]
++        [DefaultValueAttribute(false)]
++        public bool Break { get; set; }
++        [DefaultValueAttribute(false)]
++        public bool Checked { get; set; }
++        [DefaultValueAttribute(false)]
++        public bool DefaultItem { get; set; }
++        [DefaultValueAttribute(true)]
++        [LocalizableAttribute(true)]
++        public bool Enabled { get; set; }
++        [BrowsableAttribute(false)]
++        public int Index { get; set; }
++        [BrowsableAttribute(false)]
++        public override bool IsParent { get; }
++        [DefaultValueAttribute(false)]
++        public bool MdiList { get; set; }
++        protected int MenuID { get; }
++        [DefaultValueAttribute(0)]
++        public int MergeOrder { get; set; }
++        [DefaultValueAttribute(MenuMerge.Add)]
++        public MenuMerge MergeType { get; set; }
++        [BrowsableAttribute(false)]
++        public char Mnemonic { get; }
++        [DefaultValueAttribute(false)]
++        public bool OwnerDraw { get; set; }
++        [BrowsableAttribute(false)]
++        public Menu Parent { get; }
++        [DefaultValueAttribute(false)]
++        public bool RadioCheck { get; set; }
++        [DefaultValueAttribute(Shortcut.None)]
++        [LocalizableAttribute(true)]
++        public Shortcut Shortcut { get; set; }
++        [DefaultValueAttribute(true)]
++        [LocalizableAttribute(true)]
++        public bool ShowShortcut { get; set; }
++        [LocalizableAttribute(true)]
++        public string Text { get; set; }
++        [DefaultValueAttribute(true)]
++        [LocalizableAttribute(true)]
++        public bool Visible { get; set; }
++        public event EventHandler Click;
++        public event DrawItemEventHandler DrawItem;
++        public event MeasureItemEventHandler MeasureItem;
++        public event EventHandler Popup;
++        public event EventHandler Select;
++        public virtual MenuItem CloneMenu();
++        protected void CloneMenu(MenuItem itemSrc);
++        public virtual MenuItem MergeMenu();
++        public void MergeMenu(MenuItem itemSrc);
++        protected virtual void OnClick(EventArgs e);
++        protected virtual void OnDrawItem(DrawItemEventArgs e);
++        protected virtual void OnInitMenuPopup(EventArgs e);
++        protected virtual void OnMeasureItem(MeasureItemEventArgs e);
++        protected virtual void OnPopup(EventArgs e);
++        protected virtual void OnSelect(EventArgs e);
++        public void PerformClick();
++        public virtual void PerformSelect();
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`Menu` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStripDropDown` and `ToolStripDropDownMenu` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum MenuMerge {
++        Add = 0,
++        MergeItems = 2,
++        Remove = 3,
++        Replace = 1,
++    }
++    [BrowsableAttribute(false)]
++    [ClassInterfaceAttribute(1)]
++    [ComVisibleAttribute(true)]
++    [DefaultEventAttribute("PanelClick")]
++    [DefaultPropertyAttribute("Text")]
++    [DesignerAttribute("System.Windows.Forms.Design.StatusBarDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class StatusBar : Control {
++        public StatusBar();
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Color BackColor { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Image BackgroundImage { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override ImageLayout BackgroundImageLayout { get; set; }
++        [DefaultValueAttribute(DockStyle.Bottom)]
++        [LocalizableAttribute(true)]
++        public override DockStyle Dock { get; set; }
++        [EditorBrowsableAttribute(1)]
++        protected override bool DoubleBuffered { get; set; }
++        [LocalizableAttribute(true)]
++        public override Font Font { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Color ForeColor { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new ImeMode ImeMode { get; set; }
++        [DesignerSerializationVisibilityAttribute(2)]
++        [LocalizableAttribute(true)]
++        [MergablePropertyAttribute(false)]
++        public StatusBar.StatusBarPanelCollection Panels { get; }
++        [DefaultValueAttribute(false)]
++        public bool ShowPanels { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool SizingGrip { get; set; }
++        [DefaultValueAttribute(false)]
++        public new bool TabStop { get; set; }
++        [LocalizableAttribute(true)]
++        public override string Text { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackColorChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackgroundImageChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackgroundImageLayoutChanged;
++        public event StatusBarDrawItemEventHandler DrawItem;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler ForeColorChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler ImeModeChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event PaintEventHandler Paint;
++        public event StatusBarPanelClickEventHandler PanelClick;
++        protected virtual void OnDrawItem(StatusBarDrawItemEventArgs sbdievent);
++        protected virtual void OnPanelClick(StatusBarPanelClickEventArgs e);
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [ListBindableAttribute(false)]
++        [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public class StatusBarPanelCollection : ICollection, IEnumerable, IList {
++            public StatusBarPanelCollection(StatusBar owner);
++            [BrowsableAttribute(false)]
++            [EditorBrowsableAttribute(1)]
++            public int Count { get; }
++            public bool IsReadOnly { get; }
++            bool System.Collections.ICollection.IsSynchronized { get; }
++            object System.Collections.ICollection.SyncRoot { get; }
++            bool System.Collections.IList.IsFixedSize { get; }
++            object System.Collections.IList.this[int index] { get; set; }
++            public virtual StatusBarPanel this[int index] { get; set; }
++            public virtual StatusBarPanel this[string key] { get; }
++            public virtual StatusBarPanel Add(string text);
++            public virtual int Add(StatusBarPanel value);
++            public virtual void AddRange(StatusBarPanel[] panels);
++            public virtual void Clear();
++            public bool Contains(StatusBarPanel panel);
++            public virtual bool ContainsKey(string key);
++            public IEnumerator GetEnumerator();
++            public int IndexOf(StatusBarPanel panel);
++            public virtual int IndexOfKey(string key);
++            public virtual void Insert(int index, StatusBarPanel value);
++            public virtual void Remove(StatusBarPanel value);
++            public virtual void RemoveAt(int index);
++            public virtual void RemoveByKey(string key);
++            void ICollection.CopyTo(Array dest, int index);
++            int IList.Add(object value);
++            bool IList.Contains(object panel);
++            int IList.IndexOf(object panel);
++            void IList.Insert(int index, object value);
++            void IList.Remove(object value);
++        }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class StatusBarDrawItemEventArgs : DrawItemEventArgs {
++        public StatusBarDrawItemEventArgs(Graphics g, Font font, Rectangle r, int itemId, DrawItemState itemState, StatusBarPanel panel);
++        public StatusBarDrawItemEventArgs(Graphics g, Font font, Rectangle r, int itemId, DrawItemState itemState, StatusBarPanel panel, Color foreColor, Color backColor);
++        public StatusBarPanel Panel { get; }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public delegate void StatusBarDrawItemEventHandler(object sender, StatusBarDrawItemEventArgs sbdevent);
++    [BrowsableAttribute(false)]
++    [DefaultPropertyAttribute("Text")]
++    [DesignTimeVisibleAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemAttribute(false)]
++    public class StatusBarPanel : Component, ISupportInitialize {
++        public StatusBarPanel();
++        [DefaultValueAttribute(HorizontalAlignment.Left)]
++        [LocalizableAttribute(true)]
++        public HorizontalAlignment Alignment { get; set; }
++        [DefaultValueAttribute(StatusBarPanelAutoSize.None)]
++        [RefreshPropertiesAttribute(1)]
++        public StatusBarPanelAutoSize AutoSize { get; set; }
++        [DefaultValueAttribute(StatusBarPanelBorderStyle.Sunken)]
++        [DispIdAttribute(-504)]
++        public StatusBarPanelBorderStyle BorderStyle { get; set; }
++        [DefaultValueAttribute(null)]
++        [LocalizableAttribute(true)]
++        public Icon Icon { get; set; }
++        [DefaultValueAttribute(10)]
++        [LocalizableAttribute(true)]
++        [RefreshPropertiesAttribute(1)]
++        public int MinWidth { get; set; }
++        [LocalizableAttribute(true)]
++        public string Name { get; set; }
++        [BrowsableAttribute(false)]
++        public StatusBar Parent { get; }
++        [DefaultValueAttribute(StatusBarPanelStyle.Text)]
++        public StatusBarPanelStyle Style { get; set; }
++        [BindableAttribute(true)]
++        [DefaultValueAttribute(null)]
++        [LocalizableAttribute(false)]
++        [TypeConverterAttribute(typeof(StringConverter))]
++        public object Tag { get; set; }
++        [DefaultValueAttribute("")]
++        [LocalizableAttribute(true)]
++        public string Text { get; set; }
++        [DefaultValueAttribute("")]
++        [LocalizableAttribute(true)]
++        public string ToolTipText { get; set; }
++        [DefaultValueAttribute(100)]
++        [LocalizableAttribute(true)]
++        public int Width { get; set; }
++        public void BeginInit();
++        public void EndInit();
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum StatusBarPanelAutoSize {
++        Contents = 3,
++        None = 1,
++        Spring = 2,
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum StatusBarPanelBorderStyle {
++        None = 1,
++        Raised = 2,
++        Sunken = 3,
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class StatusBarPanelClickEventArgs : MouseEventArgs {
++        public StatusBarPanelClickEventArgs(StatusBarPanel statusBarPanel, MouseButtons button, int clicks, int x, int y);
++        public StatusBarPanel StatusBarPanel { get; }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public delegate void StatusBarPanelClickEventHandler(object sender, StatusBarPanelClickEventArgs e);
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`StatusBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `StatusStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum StatusBarPanelStyle {
++        OwnerDraw = 2,
++        Text = 1,
++    }
+     public static class TextRenderer {
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Point pt, Color foreColor);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Point pt, Color foreColor);
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Point pt, Color foreColor, Color backColor);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Point pt, Color foreColor, Color backColor);
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Point pt, Color foreColor, Color backColor, TextFormatFlags flags);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Point pt, Color foreColor, Color backColor, TextFormatFlags flags);
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Point pt, Color foreColor, TextFormatFlags flags);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Point pt, Color foreColor, TextFormatFlags flags);
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Rectangle bounds, Color foreColor);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Rectangle bounds, Color foreColor);
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Rectangle bounds, Color foreColor, Color backColor);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Rectangle bounds, Color foreColor, Color backColor);
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Rectangle bounds, Color foreColor, Color backColor, TextFormatFlags flags);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Rectangle bounds, Color foreColor, Color backColor, TextFormatFlags flags);
+-        public static void DrawText(IDeviceContext dc, string? text, Font? font, Rectangle bounds, Color foreColor, TextFormatFlags flags);
++        public static void DrawText(IDeviceContext dc, string text, Font font, Rectangle bounds, Color foreColor, TextFormatFlags flags);
+-        public static Size MeasureText(IDeviceContext dc, string? text, Font? font);
++        public static Size MeasureText(IDeviceContext dc, string text, Font font);
+-        public static Size MeasureText(IDeviceContext dc, string? text, Font? font, Size proposedSize);
++        public static Size MeasureText(IDeviceContext dc, string text, Font font, Size proposedSize);
+-        public static Size MeasureText(IDeviceContext dc, string? text, Font? font, Size proposedSize, TextFormatFlags flags);
++        public static Size MeasureText(IDeviceContext dc, string text, Font font, Size proposedSize, TextFormatFlags flags);
+-        public static Size MeasureText(string? text, Font? font);
++        public static Size MeasureText(string text, Font font);
+-        public static Size MeasureText(string? text, Font? font, Size proposedSize);
++        public static Size MeasureText(string text, Font font, Size proposedSize);
+-        public static Size MeasureText(string? text, Font? font, Size proposedSize, TextFormatFlags flags);
++        public static Size MeasureText(string text, Font font, Size proposedSize, TextFormatFlags flags);
+     }
++    [BrowsableAttribute(false)]
++    [ClassInterfaceAttribute(1)]
++    [ComVisibleAttribute(true)]
++    [DefaultEventAttribute("ButtonClick")]
++    [DefaultPropertyAttribute("Buttons")]
++    [DesignerAttribute("System.Windows.Forms.Design.ToolBarDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class ToolBar : Control {
++        public ToolBar();
++        [DefaultValueAttribute(ToolBarAppearance.Normal)]
++        [LocalizableAttribute(true)]
++        public ToolBarAppearance Appearance { get; set; }
++        [BrowsableAttribute(true)]
++        [DefaultValueAttribute(true)]
++        [DesignerSerializationVisibilityAttribute(1)]
++        [EditorBrowsableAttribute(0)]
++        [LocalizableAttribute(true)]
++        public override bool AutoSize { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Color BackColor { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Image BackgroundImage { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override ImageLayout BackgroundImageLayout { get; set; }
++        [DefaultValueAttribute(BorderStyle.None)]
++        [DispIdAttribute(-504)]
++        public BorderStyle BorderStyle { get; set; }
++        [DesignerSerializationVisibilityAttribute(2)]
++        [LocalizableAttribute(true)]
++        [MergablePropertyAttribute(false)]
++        public ToolBar.ToolBarButtonCollection Buttons { get; }
++        [LocalizableAttribute(true)]
++        [RefreshPropertiesAttribute(1)]
++        public Size ButtonSize { get; set; }
++        [DefaultValueAttribute(true)]
++        public bool Divider { get; set; }
++        [DefaultValueAttribute(DockStyle.Top)]
++        [LocalizableAttribute(true)]
++        public override DockStyle Dock { get; set; }
++        [EditorBrowsableAttribute(1)]
++        protected override bool DoubleBuffered { get; set; }
++        [DefaultValueAttribute(false)]
++        [LocalizableAttribute(true)]
++        public bool DropDownArrows { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override Color ForeColor { get; set; }
++        [DefaultValueAttribute(null)]
++        public ImageList ImageList { get; set; }
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(2)]
++        public Size ImageSize { get; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new ImeMode ImeMode { get; set; }
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public override RightToLeft RightToLeft { get; set; }
++        [DefaultValueAttribute(false)]
++        [LocalizableAttribute(true)]
++        public bool ShowToolTips { get; set; }
++        [DefaultValueAttribute(false)]
++        public new bool TabStop { get; set; }
++        [BindableAttribute(false)]
++        [BrowsableAttribute(false)]
++        [DesignerSerializationVisibilityAttribute(0)]
++        [EditorBrowsableAttribute(1)]
++        public override string Text { get; set; }
++        [DefaultValueAttribute(ToolBarTextAlign.Underneath)]
++        [LocalizableAttribute(true)]
++        public ToolBarTextAlign TextAlign { get; set; }
++        [DefaultValueAttribute(true)]
++        [LocalizableAttribute(true)]
++        public bool Wrappable { get; set; }
++        [BrowsableAttribute(true)]
++        [EditorBrowsableAttribute(0)]
++        public new event EventHandler AutoSizeChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackColorChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackgroundImageChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler BackgroundImageLayoutChanged;
++        public event ToolBarButtonClickEventHandler ButtonClick;
++        public event ToolBarButtonClickEventHandler ButtonDropDown;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler ForeColorChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler ImeModeChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event PaintEventHandler Paint;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler RightToLeftChanged;
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        public new event EventHandler TextChanged;
++        protected virtual void OnButtonClick(ToolBarButtonClickEventArgs e);
++        protected virtual void OnButtonDropDown(ToolBarButtonClickEventArgs e);
++        [EditorBrowsableAttribute(1)]
++        protected override void ScaleCore(float dx, float dy);
++        [BrowsableAttribute(false)]
++        [EditorBrowsableAttribute(1)]
++        [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++        public class ToolBarButtonCollection : ICollection, IEnumerable, IList {
++            public ToolBarButtonCollection(ToolBar owner);
++            [BrowsableAttribute(false)]
++            public int Count { get; }
++            public bool IsReadOnly { get; }
++            bool System.Collections.ICollection.IsSynchronized { get; }
++            object System.Collections.ICollection.SyncRoot { get; }
++            bool System.Collections.IList.IsFixedSize { get; }
++            object System.Collections.IList.this[int index] { get; set; }
++            public virtual ToolBarButton this[int index] { get; set; }
++            public virtual ToolBarButton this[string key] { get; }
++            public int Add(string text);
++            public int Add(ToolBarButton button);
++            public void AddRange(ToolBarButton[] buttons);
++            public void Clear();
++            public bool Contains(ToolBarButton button);
++            public virtual bool ContainsKey(string key);
++            public IEnumerator GetEnumerator();
++            public int IndexOf(ToolBarButton button);
++            public virtual int IndexOfKey(string key);
++            public void Insert(int index, ToolBarButton button);
++            public void Remove(ToolBarButton button);
++            public void RemoveAt(int index);
++            public virtual void RemoveByKey(string key);
++            void ICollection.CopyTo(Array dest, int index);
++            int IList.Add(object button);
++            bool IList.Contains(object button);
++            int IList.IndexOf(object button);
++            void IList.Insert(int index, object button);
++            void IList.Remove(object button);
++        }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum ToolBarAppearance {
++        Flat = 1,
++        Normal = 0,
++    }
++    [BrowsableAttribute(false)]
++    [DefaultPropertyAttribute("Text")]
++    [DesignTimeVisibleAttribute(false)]
++    [DesignerAttribute("System.Windows.Forms.Design.ToolBarButtonDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    [ToolboxItemAttribute(false)]
++    public class ToolBarButton : Component {
++        public ToolBarButton();
++        public ToolBarButton(string text);
++        [DefaultValueAttribute(null)]
++        [TypeConverterAttribute(typeof(ReferenceConverter))]
++        public Menu DropDownMenu { get; set; }
++        [DefaultValueAttribute(true)]
++        [LocalizableAttribute(true)]
++        public bool Enabled { get; set; }
++        [DefaultValueAttribute(-1)]
++        [EditorAttribute("System.Windows.Forms.Design.ImageIndexEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
++        [LocalizableAttribute(true)]
++        [RefreshPropertiesAttribute(2)]
++        [TypeConverterAttribute(typeof(ImageIndexConverter))]
++        public int ImageIndex { get; set; }
++        [DefaultValueAttribute("")]
++        [EditorAttribute("System.Windows.Forms.Design.ImageIndexEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
++        [LocalizableAttribute(true)]
++        [RefreshPropertiesAttribute(2)]
++        [TypeConverterAttribute(typeof(ImageKeyConverter))]
++        public string ImageKey { get; set; }
++        [BrowsableAttribute(false)]
++        public string Name { get; set; }
++        [BrowsableAttribute(false)]
++        public ToolBar Parent { get; }
++        [DefaultValueAttribute(false)]
++        public bool PartialPush { get; set; }
++        [DefaultValueAttribute(false)]
++        public bool Pushed { get; set; }
++        public Rectangle Rectangle { get; }
++        [DefaultValueAttribute(ToolBarButtonStyle.PushButton)]
++        [RefreshPropertiesAttribute(2)]
++        public ToolBarButtonStyle Style { get; set; }
++        [BindableAttribute(true)]
++        [DefaultValueAttribute(null)]
++        [LocalizableAttribute(false)]
++        [TypeConverterAttribute(typeof(StringConverter))]
++        public object Tag { get; set; }
++        [DefaultValueAttribute("")]
++        [LocalizableAttribute(true)]
++        public string Text { get; set; }
++        [DefaultValueAttribute("")]
++        [LocalizableAttribute(true)]
++        public string ToolTipText { get; set; }
++        [DefaultValueAttribute(true)]
++        [LocalizableAttribute(true)]
++        public bool Visible { get; set; }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public class ToolBarButtonClickEventArgs : EventArgs {
++        public ToolBarButtonClickEventArgs(ToolBarButton button);
++        public ToolBarButton Button { get; set; }
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public delegate void ToolBarButtonClickEventHandler(object sender, ToolBarButtonClickEventArgs e);
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum ToolBarButtonStyle {
++        DropDownButton = 4,
++        PushButton = 1,
++        Separator = 3,
++        ToggleButton = 2,
++    }
++    [BrowsableAttribute(false)]
++    [EditorBrowsableAttribute(1)]
++    [ObsoleteAttribute("`ToolBar` is provided for binary compatibility with .NET Framework and is not intended to be used directly from your code. Use `ToolStrip` instead.", false, DiagnosticId="WFDEV006", UrlFormat="https://aka.ms/winforms-warnings/{0}")]
++    public enum ToolBarTextAlign {
++        Right = 1,
++        Underneath = 0,
++    }
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Media.Animation.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Media.Animation.md
new file mode 100644
index 0000000000..3d553b602e
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.Media.Animation.md
@@ -0,0 +1,11 @@
+# System.Windows.Media.Animation
+
+``` diff
+ namespace System.Windows.Media.Animation {
+-    [TypeConverterAttribute(typeof(RepeatBehaviorConverter))]
+-    public struct RepeatBehavior : IFormattable
++    [TypeConverterAttribute(typeof(RepeatBehaviorConverter))]
++    public readonly struct RepeatBehavior : IFormattable
+ }
+```
+
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.md
new file mode 100644
index 0000000000..1f2a2d3962
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1_System.Windows.md
@@ -0,0 +1,11 @@
+# System.Windows
+
+``` diff
+ namespace System.Windows {
+-    [TypeConverterAttribute(typeof(DurationConverter))]
+-    public struct Duration
++    [TypeConverterAttribute(typeof(DurationConverter))]
++    public readonly struct Duration
+ }
+```
+

From 111c4ad5e66946e02c52dba7632cf2afd2ed1811 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20S=C3=A1nchez=20L=C3=B3pez?=
 <1175054+carlossanlop@users.noreply.github.com>
Date: Tue, 4 Feb 2025 09:53:40 -0800
Subject: [PATCH 4/5] README

---
 release-notes/10.0/preview/preview1/api-diff/README.md | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 release-notes/10.0/preview/preview1/api-diff/README.md

diff --git a/release-notes/10.0/preview/preview1/api-diff/README.md b/release-notes/10.0/preview/preview1/api-diff/README.md
new file mode 100644
index 0000000000..ad6705a00d
--- /dev/null
+++ b/release-notes/10.0/preview/preview1/api-diff/README.md
@@ -0,0 +1,7 @@
+# .NET 10.0 Preview 1 API Changes
+
+The following API changes were made in .NET 10.0 Preview 1:
+
+- [Microsoft.NETCore.App](./Microsoft.NETCore.App/10.0-preview1.md)
+- [Microsoft.AspNetCore.App](./Microsoft.AspNetCore.App/10.0-preview1.md)
+- [Microsoft.WindowsDesktop.App](./Microsoft.WindowsDesktop.App/10.0-preview1.md)

From 6da0904b261d110098dd3fb80be195aa9f4d0805 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20S=C3=A1nchez=20L=C3=B3pez?=
 <1175054+carlossanlop@users.noreply.github.com>
Date: Tue, 4 Feb 2025 13:32:51 -0600
Subject: [PATCH 5/5] Apply suggestions from code review

---
 .../preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md | 2 +-
 .../preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md    | 2 +-
 .../api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md      | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md
index e8587d5068..8194f71e64 100644
--- a/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.AspNetCore.App/10.0-preview1.md
@@ -1,4 +1,4 @@
-# API Difference C:\Users\calope\Downloads\refs\microsoft.aspnetcore.app.ref.9.0.0\ref\net9.0 vs C:\Users\calope\Downloads\refs\Microsoft.AspNetCore.App.Ref.10.0.0-preview.1.25103.6\ref\net10.0
+# API Difference net9.0-ga vs net10.0-preview1
 
 API listing follows standard diff formatting.
 Lines preceded by a '+' are additions and a '-' indicates removal.
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md
index a883f6d585..7ec5895573 100644
--- a/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.NETCore.App/10.0-preview1.md
@@ -1,4 +1,4 @@
-# API Difference C:\Users\calope\Downloads\refs\microsoft.netcore.app.ref.9.0.0\ref\net9.0 vs C:\Users\calope\Downloads\refs\Microsoft.NETCore.App.Ref.10.0.0-preview.1.25080.5\ref\net10.0
+# API Difference net9.0-ga vs net10.0-preview1
 
 API listing follows standard diff formatting.
 Lines preceded by a '+' are additions and a '-' indicates removal.
diff --git a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md
index 66e987e52d..5b47121c67 100644
--- a/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md
+++ b/release-notes/10.0/preview/preview1/api-diff/Microsoft.WindowsDesktop.App/10.0-preview1.md
@@ -1,4 +1,4 @@
-# API Difference C:\Users\calope\Downloads\refs\microsoft.windowsdesktop.app.ref.9.0.0\ref\net9.0 vs C:\Users\calope\Downloads\refs\Microsoft.WindowsDesktop.App.Ref.10.0.0-preview.1.25080.4\ref\net10.0
+# API Difference net9.0-ga vs net10.0-preview1
 
 API listing follows standard diff formatting.
 Lines preceded by a '+' are additions and a '-' indicates removal.