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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 244k 50.7k

  2. react-native react-native Public

    A framework for building native applications using React

    C++ 126k 25.1k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 64.1k 9.8k

  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 26.8k 2.4k

  6. lexical lexical Public

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

    TypeScript 23.1k 2.1k

Repositories

Showing 10 of 163 repositories
  • hhvm Public

    A virtual machine for executing programs written in Hack.

    facebook/hhvm’s past year of commit activity
    C++ 18,608 3,078 410 117 Updated Mar 11, 2026
  • fbthrift Public

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

    facebook/fbthrift’s past year of commit activity
    C++ 2,680 Apache-2.0 630 45 5 Updated Mar 11, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,759 GPL-2.0 348 235 (4 issues need help) 74 Updated Mar 11, 2026
  • folly Public

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

    facebook/folly’s past year of commit activity
    C++ 30,278 Apache-2.0 5,857 306 122 Updated Mar 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 23,063 MIT 2,103 533 (15 issues need help) 24 Updated Mar 11, 2026
  • wangle Public

    Wangle is a framework providing a set of common client/server abstractions for building services in a consistent, modular, and composable way.

    facebook/wangle’s past year of commit activity
    C++ 3,094 Apache-2.0 545 34 14 Updated Mar 11, 2026
  • ktfmt Public

    A program that reformats Kotlin source code to comply with the common community standard for Kotlin code conventions.

    facebook/ktfmt’s past year of commit activity
    Kotlin 1,215 Apache-2.0 98 36 (6 issues need help) 5 Updated Mar 11, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,453 MIT 282 405 (27 issues need help) 94 Updated Mar 11, 2026
  • mcrouter Public

    Mcrouter is a memcached protocol router for scaling memcached deployments.

    facebook/mcrouter’s past year of commit activity
    C++ 3,334 MIT 551 97 18 Updated Mar 11, 2026
  • yoga Public

    Yoga is an embeddable layout engine targeting web standards.

    facebook/yoga’s past year of commit activity
    C++ 18,751 MIT 1,521 100 44 Updated Mar 11, 2026
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