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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 242k 50.4k

  2. react-native react-native Public

    A framework for building native applications using React

    C++ 125k 25k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 63.3k 9.6k

  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 26.4k 2.4k

  6. lexical lexical Public

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

    TypeScript 22.8k 2.1k

Repositories

Showing 10 of 159 repositories
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 4,218 Apache-2.0 320 274 49 Updated Jan 11, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss’s past year of commit activity
    C++ 942 370 26 97 Updated Jan 11, 2026
  • starlark-rust Public

    A Rust implementation of the Starlark language

    facebook/starlark-rust’s past year of commit activity
    Rust 911 Apache-2.0 84 30 (1 issue needs help) 20 Updated Jan 11, 2026
  • lexical Public

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

    facebook/lexical’s past year of commit activity
    TypeScript 22,762 MIT 2,064 536 (17 issues need help) 36 Updated Jan 11, 2026
  • hhvm Public

    A virtual machine for executing programs written in Hack.

    facebook/hhvm’s past year of commit activity
    C++ 18,581 3,074 407 117 Updated Jan 11, 2026
  • proxygen Public

    A collection of C++ HTTP libraries including an easy to use HTTP server.

    facebook/proxygen’s past year of commit activity
    C++ 8,309 1,527 23 14 Updated Jan 11, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,694 GPL-2.0 335 227 (4 issues need help) 54 Updated Jan 11, 2026
  • flow Public

    Adds static typing to JavaScript to improve developer productivity and code quality.

    facebook/flow’s past year of commit activity
    OCaml 22,209 MIT 1,887 603 (2 issues need help) 15 Updated Jan 10, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,185 MIT 239 393 (20 issues need help) 55 Updated Jan 10, 2026
  • mvfst Public

    An implementation of the QUIC transport protocol.

    facebook/mvfst’s past year of commit activity
    C++ 1,628 MIT 277 38 6 Updated Jan 10, 2026
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