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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 25.1k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 63.4k 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 26.4k 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
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,204 MIT 248 359 (23 issues need help) 51 Updated Jan 15, 2026
  • kuduraft Public Forked from apache/kudu

    A Raft Library in C++ based on the Raft implementation in Apache Kudu

    facebook/kuduraft’s past year of commit activity
    C++ 142 Apache-2.0 669 0 0 Updated Jan 15, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss’s past year of commit activity
    C++ 944 372 25 103 Updated Jan 15, 2026
  • Ax Public

    Adaptive Experimentation Platform

    facebook/Ax’s past year of commit activity
    Python 2,687 MIT 357 30 126 Updated Jan 15, 2026
  • flow Public

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

    facebook/flow’s past year of commit activity
    OCaml 22,211 MIT 1,886 603 (2 issues need help) 14 Updated Jan 15, 2026
  • redex Public

    A bytecode optimizer for Android apps

    facebook/redex’s past year of commit activity
    C++ 6,262 MIT 680 56 (2 issues need help) 16 Updated Jan 15, 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 668 Apache-2.0 301 43 7 Updated Jan 15, 2026
  • stylex Public

    StyleX is the styling system for ambitious user interfaces.

    facebook/stylex’s past year of commit activity
    JavaScript 9,072 MIT 380 89 (12 issues need help) 23 Updated Jan 15, 2026
  • 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 61 Apache-2.0 54 5 4 Updated Jan 15, 2026
  • openr Public

    Distributed platform for building autonomic network functions.

    facebook/openr’s past year of commit activity
    C++ 926 MIT 245 10 10 Updated Jan 15, 2026
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