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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 63.5k 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
  • hhvm Public

    A virtual machine for executing programs written in Hack.

    facebook/hhvm’s past year of commit activity
    C++ 18,594 3,076 408 114 Updated Jan 21, 2026
  • folly Public

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

    facebook/folly’s past year of commit activity
    C++ 30,226 Apache-2.0 5,842 309 131 Updated Jan 21, 2026
  • Ax Public

    Adaptive Experimentation Platform

    facebook/Ax’s past year of commit activity
    Python 2,690 MIT 358 31 125 Updated Jan 21, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,235 MIT 257 381 (26 issues need help) 49 Updated Jan 21, 2026
  • react-native Public

    A framework for building native applications using React

    facebook/react-native’s past year of commit activity
    C++ 125,131 MIT 25,058 733 (26 issues need help) 436 Updated Jan 21, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,703 GPL-2.0 336 229 (4 issues need help) 62 Updated Jan 21, 2026
  • react Public

    The library for web and native user interfaces.

    facebook/react’s past year of commit activity
    JavaScript 242,417 MIT 50,443 846 (1 issue needs help) 288 Updated Jan 21, 2026
  • mvfst Public

    An implementation of the QUIC transport protocol.

    facebook/mvfst’s past year of commit activity
    C++ 1,631 MIT 278 39 7 Updated Jan 21, 2026
  • prophet Public

    Tool for producing high quality forecasts for time series data that has multiple seasonality with linear or non-linear growth.

    facebook/prophet’s past year of commit activity
    Python 19,961 MIT 4,646 452 (7 issues need help) 7 Updated Jan 21, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 4,226 Apache-2.0 322 273 54 Updated Jan 21, 2026
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