Skip to content
@facebook

Meta

We are working to build community through open source technology. NB: members must have two-factor auth.

Pinned Loading

  1. react react Public

    The library for web and native user interfaces.

    JavaScript 238k 49k

  2. react-native react-native Public

    A framework for building native applications using React

    C++ 123k 24.8k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 61.1k 9.3k

  4. hhvm hhvm Public

    A virtual machine for executing programs written in Hack.

    C++ 18.5k 3k

  5. zstd zstd Public

    Zstandard - Fast real-time compression algorithm

    C 25.4k 2.3k

  6. lexical lexical Public

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

    TypeScript 21.7k 1.9k

Repositories

Showing 10 of 150 repositories
  • hhvm Public

    A virtual machine for executing programs written in Hack.

    facebook/hhvm’s past year of commit activity
    C++ 18,453 3,045 407 92 Updated Jul 30, 2025
  • folly Public

    An open-source C++ library developed and used at Facebook.

    facebook/folly’s past year of commit activity
    C++ 29,636 Apache-2.0 5,742 293 101 Updated Jul 30, 2025
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss’s past year of commit activity
    C++ 912 342 24 75 Updated Jul 30, 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).

    facebook/igl’s past year of commit activity
    C++ 3,107 185 4 2 Updated Jul 29, 2025
  • fbthrift Public

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

    facebook/fbthrift’s past year of commit activity
    C++ 2,645 Apache-2.0 623 36 6 Updated Jul 30, 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.

    facebook/OpenBIC’s past year of commit activity
    C 52 Apache-2.0 54 5 3 Updated Jul 29, 2025
  • relay Public

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

    facebook/relay’s past year of commit activity
    Rust 18,785 MIT 1,861 594 (11 issues need help) 149 Updated Jul 30, 2025
  • pyrefly Public

    A fast type checker and IDE for Python

    facebook/pyrefly’s past year of commit activity
    Rust 3,370 MIT 130 225 (16 issues need help) 10 Updated Jul 30, 2025
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,499 GPL-2.0 315 213 (4 issues need help) 35 Updated Jul 30, 2025
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 3,999 Apache-2.0 284 243 19 Updated Jul 30, 2025
View all repositories
Developer Program Member