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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 245k 51k

  2. react-native react-native Public

    A framework for building native applications using React

    C++ 126k 25.2k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 64.7k 9.9k

  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 27k 2.5k

  6. lexical lexical Public

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

    TypeScript 23.3k 2.1k

Repositories

Showing 10 of 169 repositories
  • proxygen Public

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

    facebook/proxygen’s past year of commit activity
    C++ 8,344 1,527 24 12 Updated Apr 23, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,621 MIT 313 428 (23 issues need help) 126 Updated Apr 23, 2026
  • flow Public

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

    facebook/flow’s past year of commit activity
    Rust 22,206 MIT 1,885 597 (2 issues need help) 11 Updated Apr 23, 2026
  • squangle Public

    SQuangLe is a C++ API for accessing MySQL servers

    facebook/squangle’s past year of commit activity
    C++ 127 54 2 0 Updated Apr 23, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,817 GPL-2.0 364 226 (4 issues need help) 65 Updated Apr 23, 2026
  • folly Public

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

    facebook/folly’s past year of commit activity
    C++ 30,338 Apache-2.0 5,867 333 132 Updated Apr 23, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss’s past year of commit activity
    C++ 964 385 25 114 Updated Apr 23, 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 65 Apache-2.0 55 5 3 Updated Apr 23, 2026
  • relay Public

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

    facebook/relay’s past year of commit activity
    Rust 18,935 MIT 1,889 626 (11 issues need help) 212 Updated Apr 23, 2026
  • rocksdb Public

    A library that provides an embeddable, persistent key-value store for fast storage.

    facebook/rocksdb’s past year of commit activity
    C++ 31,628 GPL-2.0 6,804 868 616 Updated Apr 23, 2026
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