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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 241k 49.9k

  2. react-native react-native Public

    A framework for building native applications using React

    C++ 125k 25k

  3. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 62.8k 9.6k

  4. hhvm hhvm Public

    A virtual machine for executing programs written in Hack.

    C++ 18.5k 3.1k

  5. zstd zstd Public

    Zstandard - Fast real-time compression algorithm

    C 26.1k 2.3k

  6. lexical lexical Public

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

    TypeScript 22.5k 2.1k

Repositories

Showing 10 of 155 repositories
  • hhvm Public

    A virtual machine for executing programs written in Hack.

    facebook/hhvm’s past year of commit activity
    C++ 18,547 3,062 408 108 Updated Nov 27, 2025
  • fbthrift Public

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

    facebook/fbthrift’s past year of commit activity
    C++ 2,668 Apache-2.0 625 44 5 Updated Nov 26, 2025
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss’s past year of commit activity
    C++ 933 362 25 64 Updated Nov 27, 2025
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,630 GPL-2.0 325 226 (4 issues need help) 52 Updated Nov 27, 2025
  • relay Public

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

    facebook/relay’s past year of commit activity
    Rust 18,889 MIT 1,877 614 (11 issues need help) 164 Updated Nov 26, 2025
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 4,156 Apache-2.0 306 267 37 Updated Nov 27, 2025
  • buck2-prelude Public

    Prelude for the Buck2 project

    facebook/buck2-prelude’s past year of commit activity
    Starlark 59 Apache-2.0 52 1 1 Updated Nov 27, 2025
  • Ax Public

    Adaptive Experimentation Platform

    facebook/Ax’s past year of commit activity
    Python 2,638 MIT 354 25 117 Updated Nov 27, 2025
  • ocamlrep Public

    Sets of libraries and tools to write applications and libraries mixing OCaml and Rust. These libraries will help keeping your types and data structures synchronized, and enable seamless exchange between OCaml and Rust

    facebook/ocamlrep’s past year of commit activity
    Rust 137 MIT 25 0 5 Updated Nov 27, 2025
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 4,766 MIT 208 379 (12 issues need help) 27 Updated Nov 27, 2025
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