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  1. react react Public

    The library for web and native user interfaces.

    JavaScript 244k 50.8k

  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 64.2k 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 26.9k 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 164 repositories
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss’s past year of commit activity
    C++ 960 378 25 108 Updated Mar 22, 2026
  • react-native-website Public

    The React Native website and docs

    facebook/react-native-website’s past year of commit activity
    TypeScript 2,109 MIT 5,923 11 96 Updated Mar 22, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly’s past year of commit activity
    Rust 5,503 MIT 287 367 (23 issues need help) 95 Updated Mar 22, 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 1,222 Apache-2.0 98 30 (6 issues need help) 4 Updated Mar 22, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2’s past year of commit activity
    Rust 4,289 Apache-2.0 333 287 77 Updated Mar 22, 2026
  • flow Public

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

    facebook/flow’s past year of commit activity
    Rust 22,216 MIT 1,884 598 (2 issues need help) 13 Updated Mar 22, 2026
  • proxygen Public

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

    facebook/proxygen’s past year of commit activity
    C++ 8,341 1,528 24 16 Updated Mar 22, 2026
  • hermes Public

    A JavaScript engine optimized for running React Native.

    facebook/hermes’s past year of commit activity
    JavaScript 10,837 MIT 746 127 66 Updated Mar 22, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling’s past year of commit activity
    Rust 6,771 GPL-2.0 354 235 (4 issues need help) 81 Updated Mar 22, 2026
  • stylex Public

    StyleX is the styling system for ambitious user interfaces.

    facebook/stylex’s past year of commit activity
    JavaScript 9,139 MIT 396 95 (12 issues need help) 25 Updated Mar 22, 2026
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