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    146 repositories

    • react-native

      Public
      A framework for building native applications using React
      mobilecross-platformapp-frameworkmobile-developmentreactandroidiosreact-native
      C++
      •
      MIT License
      •25k•121k•603•299•Updated Mar 26, 2025Mar 26, 2025

    • pyrefly

      Public
      A fast type checker and IDE for Python
      Rust
      •
      MIT License
      •5•79•27•0•Updated Mar 26, 2025Mar 26, 2025

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •248•3.8k•209•19•Updated Mar 26, 2025Mar 26, 2025

    • pyre-check

      Public
      Performant type-checking for python.
      pythonsecuritytypecheckerstatic-analysisocamlcontrol-flow-analysiscode-qualityprogram-analysistaint-analysisabstract-interpretation
      OCaml
      •
      MIT License
      •446•7k•124•23•Updated Mar 26, 2025Mar 26, 2025

    • hhvm

      Public
      A virtual machine for executing programs written in Hack.
      hacklangphphackhhvm
      C++
      •
      Other
      •3k•18k•453•84•Updated Mar 26, 2025Mar 26, 2025

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •296•6.3k•235•23•Updated Mar 26, 2025Mar 26, 2025

    • starlark-rust

      Public
      A Rust implementation of the Starlark language
      Rust
      •
      Apache License 2.0
      •67•773•23•6•Updated Mar 26, 2025Mar 26, 2025

    • facebook-for-woocommerce

      Public
      The official plugin from Meta. This repository is now officially maintained by Meta's engineering team. We welcome and encourage contributions from the community.
      PHP
      •
      GNU General Public License v2.0
      •148•232•88•44•Updated Mar 26, 2025Mar 26, 2025

    • stylex

      Public
      StyleX is the styling system for ambitious user interfaces.
      JavaScript
      •
      MIT License
      •326•8.6k•43•14•Updated Mar 26, 2025Mar 26, 2025

    • igl

      Public
      Intermediate Graphics Library (IGL) is a cross-platform library that commands the GPU. It provides a single low-level cross-platform interface on top of various graphics APIs (e.g. OpenGL, Metal and Vulkan).
      C++
      •
      Other
      •180•3k•3•1•Updated Mar 26, 2025Mar 26, 2025

    • OpenBIC

      Public
      BICs (Bridge IC) are standalone devices deployed within a Data Center that enable monitoring a multi-host system using a single BMC device.
      C
      •
      Apache License 2.0
      •51•49•5•7•Updated Mar 26, 2025Mar 26, 2025

    • react

      Public
      The library for web and native user interfaces.
      libraryfrontenddeclarativereactjavascriptui
      JavaScript
      •
      MIT License
      •48k•234k•777•183•Updated Mar 26, 2025Mar 26, 2025

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •313•888•20•57•Updated Mar 26, 2025Mar 26, 2025

    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      •
      Apache License 2.0
      •612•2.6k•30•2•Updated Mar 26, 2025Mar 26, 2025

    • openbmc

      Public
      OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).
      C
      •282•642•41•6•Updated Mar 26, 2025Mar 26, 2025

    • litho

      Public
      A declarative framework for building efficient UIs on Android.
      Kotlin
      •
      Apache License 2.0
      •763•7.7k•56•41•Updated Mar 26, 2025Mar 26, 2025

    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      •
      Apache License 2.0
      •5.7k•29k•273•92•Updated Mar 26, 2025Mar 26, 2025

    • relay

      Public
      Relay is a JavaScript framework for building data-driven React applications.
      Rust
      •
      MIT License
      •1.8k•19k•581•137•Updated Mar 26, 2025Mar 26, 2025

    • CacheLib

      Public
      Pluggable in-process caching engine to build and scale high performance services
      cppcacheconcurrencyssdcache-engineperformance
      C++
      •
      Apache License 2.0
      •277•1.3k•11•20•Updated Mar 26, 2025Mar 26, 2025

    • Ax

      Public
      Adaptive Experimentation Platform
      Python
      •
      MIT License
      •322•2.4k•23•91•Updated Mar 26, 2025Mar 26, 2025

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      OCaml
      •
      MIT License
      •1.9k•22k•699•15•Updated Mar 26, 2025Mar 26, 2025

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Java
      •
      Apache License 2.0
      •40•56•1•1•Updated Mar 26, 2025Mar 26, 2025

    • fb303

      Public
      fb303 is a core set of thrift functions that provide a common mechanism for querying stats and other information from a service.
      C++
      •
      Apache License 2.0
      •52•80•5•9•Updated Mar 26, 2025Mar 26, 2025

    • proxygen

      Public
      A collection of C++ HTTP libraries including an easy to use HTTP server.
      C++
      •
      Other
      •1.5k•8.2k•18•4•Updated Mar 26, 2025Mar 26, 2025

    • watchman

      Public
      Watches files and records, or triggers actions, when they change.
      C++
      •
      MIT License
      •1k•13k•208•38•Updated Mar 26, 2025Mar 26, 2025

    • openr

      Public
      Distributed platform for building autonomic network functions.
      C++
      •
      MIT License
      •242•909•10•6•Updated Mar 26, 2025Mar 26, 2025

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •250•1.5k•29•4•Updated Mar 26, 2025Mar 26, 2025

    • wangle

      Public
      Wangle is a framework providing a set of common client/server abstractions for building services in a consistent, modular, and composable way.
      C++
      •
      Apache License 2.0
      •541•3.1k•34•10•Updated Mar 26, 2025Mar 26, 2025

    • infer

      Public
      A static analyzer for Java, C, C++, and Objective-C
      cobjective-ccppstatic-code-analysisstatic-analysiscode-qualityjava
      OCaml
      •
      MIT License
      •2k•15k•398•7•Updated Mar 26, 2025Mar 26, 2025

    • lexical

      Public
      Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.
      TypeScript
      •
      MIT License
      •1.8k•21k•481•30•Updated Mar 26, 2025Mar 26, 2025