diff --git a/Makefile.toml b/Makefile.toml
new file mode 100644
index 0000000000..413cb59b29
--- /dev/null
+++ b/Makefile.toml
@@ -0,0 +1,10 @@
+[config]
+default_to_workspace = false
+
+[tasks.default]
+alias = "run_tests"
+
+[tasks.run_tests]
+# Builds the required packages, using the correct settings. Mirrors what the github CI does.
+script_runner = "@rust"
+script = { file = "makefile.rs" }
diff --git a/makefile.rs b/makefile.rs
new file mode 100644
index 0000000000..7d1807fd4e
--- /dev/null
+++ b/makefile.rs
@@ -0,0 +1,127 @@
+//! ```cargo
+//! [dependencies]
+//! owo-colors  = "*"
+//! ```
+
+#![allow(unused_assignments)]
+
+use owo_colors::OwoColorize;
+use std::process::{Command, ExitCode};
+
+#[derive(Debug)]
+enum CompilationType {
+    // Name, examples
+    Board(&'static str, bool),
+    // Name, spec, crate
+    Mcu(&'static str, &'static str, &'static str),
+}
+
+fn main() -> ExitCode {
+    // Matrix elements
+    let matrix = vec![
+        CompilationType::Board("arduino-uno", true),
+        CompilationType::Board("arduino-diecimila", true),
+        CompilationType::Board("arduino-leonardo", true),
+        CompilationType::Board("arduino-mega2560", true),
+        CompilationType::Board("arduino-mega1280", true),
+        CompilationType::Board("sparkfun-promicro", true),
+        CompilationType::Board("sparkfun-promini-3v3", true),
+        CompilationType::Board("sparkfun-promini-5v", true),
+        CompilationType::Board("trinket-pro", true),
+        CompilationType::Board("trinket", true),
+        CompilationType::Board("arduino-nano", true),
+        CompilationType::Board("nano168", true),
+        CompilationType::Board("atmega2560", true),
+        // MCU Time
+        CompilationType::Mcu("atmega1280", "atmega1280", "atmega-hal"),
+        CompilationType::Mcu("atmega32a", "atmega32a", "atmega-hal"),
+        CompilationType::Mcu("atmega128a", "atmega128a", "atmega-hal"),
+        CompilationType::Mcu("atmega328pb", "atmega328p", "atmega-hal"),
+        CompilationType::Mcu("atmega48p", "atmega48p", "atmega-hal"),
+        CompilationType::Mcu("atmega1284p", "atmega1284p", "atmega-hal"),
+        CompilationType::Mcu("atmega8", "atmega8", "atmega-hal"),
+        CompilationType::Mcu("attiny85", "attiny85", "attiny-hal"),
+        CompilationType::Mcu("attiny88", "attiny88", "attiny-hal"),
+        CompilationType::Mcu("attiny167", "attiny167", "attiny-hal"),
+        CompilationType::Mcu("attiny2313", "attiny2313", "attiny-hal"),
+    ];
+
+    let mut status = Vec::new();
+    let mut error_len = 0;
+
+    for comp in matrix {
+        let mut directory = String::new();
+        let mut args = Vec::new();
+        let spec_str;
+        match comp {
+            CompilationType::Board(name, examples) => {
+                if examples {
+                    directory = format!("examples/{}", name);
+                    args = vec!["build", "--bins"];
+                } else {
+                    directory = "arduino-hal/".to_string();
+                    args = vec!["build", "--features", name]
+                }
+            }
+            CompilationType::Mcu(name, spec, run_crate) => {
+                directory = format!("mcu/{}", run_crate);
+                spec_str = format!("../../avr-specs/avr-{}.json", spec);
+                args = vec![
+                    "build",
+                    "--features",
+                    name,
+                    "-Z",
+                    "build-std=core",
+                    "--target",
+                    &spec_str,
+                ]
+            }
+        }
+
+        println!("=== {} ===", "Building".magenta().bold());
+        println!("{} {:?}", "Type:".yellow(), comp);
+        println!("{} {}", "Directory:".yellow(), directory);
+        println!("{} {:?}", "Args:".yellow(), args);
+
+        // Run cargo with the args, and directory attached
+        let mut child = Command::new("cargo")
+            .args(args)
+            .current_dir(directory)
+            .spawn()
+            .expect("Something fucked up.");
+        let res = child.wait().unwrap();
+
+        if !res.success() {
+            println!("Exited with code: {}", res.bold());
+            status.push((false, res.code().unwrap(), comp));
+            error_len += 1;
+            continue;
+        }
+        status.push((true, 0, comp));
+        // println!("--- {} ---", "BUILT".green().bold());
+    }
+
+    println!("");
+
+    let length = status.len();
+    println!(
+        "{} {} out of {} built.",
+        "Finished!".green().bold(),
+        length - error_len,
+        length.underline()
+    );
+    for (success, _code, details) in status {
+        let name = match details {
+            CompilationType::Board(name, _) => name,
+            CompilationType::Mcu(name, _, _) => name,
+        };
+
+        if success {
+            println!("{}... {}", name.italic(), "SUCCESS".green().bold());
+        } else {
+            println!("{}... {}", name.italic(), "FAIL".red().bold());
+        }
+    }
+
+    ExitCode::SUCCESS
+}