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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 243k 50.6k

  2. react-native react-native Public

    A framework for building native applications using React

    C++ 125k 25.1k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 63.9k 9.8k

  4. hhvm hhvm Public

    A virtual machine for executing programs written in Hack.

    C++ 18.6k 3.1k

  5. zstd zstd Public

    Zstandard - Fast real-time compression algorithm

    C 26.7k 2.4k

  6. lexical lexical Public

    Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

    TypeScript 23k 2.1k

Repositories

Showing 10 of 162 repositories
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,739 GPL-2.0 347 234 (4 issues need help) 67 Updated Feb 26, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,406 MIT 277 417 (24 issues need help) 73 Updated Feb 26, 2026
  • facebook-sdk-for-unity Public

    The facebook sdk for unity.

    facebook/facebook-sdk-for-unity’s past year of commit activity
    C# 499 262 412 23 Updated Feb 26, 2026
  • Ax Public

    Adaptive Experimentation Platform

    facebook/Ax’s past year of commit activity
    Python 2,711 MIT 359 36 146 Updated Feb 26, 2026
  • mvfst Public

    An implementation of the QUIC transport protocol.

    facebook/mvfst’s past year of commit activity
    C++ 1,636 MIT 279 39 5 Updated Feb 25, 2026
  • hhvm Public

    A virtual machine for executing programs written in Hack.

    facebook/hhvm’s past year of commit activity
    C++ 18,607 3,076 410 115 Updated Feb 25, 2026
  • fbthrift Public

    Facebook's branch of Apache Thrift, including a new C++ server.

    facebook/fbthrift’s past year of commit activity
    C++ 2,678 Apache-2.0 629 44 5 Updated Feb 25, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 4,263 Apache-2.0 330 281 81 Updated Feb 25, 2026
  • openbmc Public

    OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).

    facebook/openbmc’s past year of commit activity
    C 672 Apache-2.0 300 43 7 Updated Feb 25, 2026
  • relay Public

    Relay is a JavaScript framework for building data-driven React applications.

    facebook/relay’s past year of commit activity
    Rust 18,934 MIT 1,878 621 (11 issues need help) 189 Updated Feb 25, 2026
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