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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 242k 50.5k

  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 63.5k 9.7k

  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 26.5k 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 161 repositories
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,247 MIT 259 364 (26 issues need help) 44 Updated Jan 23, 2026
  • mvfst Public

    An implementation of the QUIC transport protocol.

    facebook/mvfst’s past year of commit activity
    C++ 1,631 MIT 278 39 8 Updated Jan 23, 2026
  • Ax Public

    Adaptive Experimentation Platform

    facebook/Ax’s past year of commit activity
    Python 2,690 MIT 358 32 140 Updated Jan 23, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,705 GPL-2.0 336 229 (4 issues need help) 66 Updated Jan 23, 2026
  • redex Public

    A bytecode optimizer for Android apps

    facebook/redex’s past year of commit activity
    C++ 6,266 MIT 681 56 (2 issues need help) 16 Updated Jan 23, 2026
  • hhvm Public

    A virtual machine for executing programs written in Hack.

    facebook/hhvm’s past year of commit activity
    C++ 18,593 3,075 409 113 Updated Jan 23, 2026
  • fbthrift Public

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

    facebook/fbthrift’s past year of commit activity
    C++ 2,674 Apache-2.0 626 44 5 Updated Jan 23, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 4,228 Apache-2.0 323 273 62 Updated Jan 23, 2026
  • netconsd Public

    Receive and process logs from the Linux kernel.

    facebook/netconsd’s past year of commit activity
    C 60 BSD-3-Clause 22 0 1 Updated Jan 23, 2026
  • react Public

    The library for web and native user interfaces.

    facebook/react’s past year of commit activity
    JavaScript 242,465 MIT 50,451 842 (1 issue needs help) 297 Updated Jan 23, 2026
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