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  1. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 66.6k 10.1k

  2. hhvm hhvm Public

    A virtual machine for executing programs written in Hack.

    C++ 18.7k 3.1k

  3. zstd zstd Public

    Zstandard - Fast real-time compression algorithm

    C 28.1k 2.7k

  4. lexical lexical Public

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

    TypeScript 24k 2.3k

Repositories

Showing 10 of 185 repositories
  • astryx Public

    An open source design system that's fully customizable and agent ready

    facebook/astryx's past year of commit activity
    TypeScript 13,779 MIT 1,132 267 (1 issue needs help) 596 Updated Oct 28, 2026
  • folly Public

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

    facebook/folly's past year of commit activity
    C++ 30,553 Apache-2.0 5,877 332 155 Updated Oct 28, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling's past year of commit activity
    Rust 7,214 GPL-2.0 414 244 (4 issues need help) 134 Updated Oct 28, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss's past year of commit activity
    C++ 999 417 26 209 Updated Oct 28, 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 23,984 MIT 2,272 302 (2 issues need help) 84 Updated Oct 28, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2's past year of commit activity
    Rust 4,500 Apache-2.0 415 301 127 Updated Oct 28, 2026
  • hermes Public

    A JavaScript engine optimized for running React Native.

    facebook/hermes's past year of commit activity
    JavaScript 11,398 MIT 889 160 129 Updated Oct 28, 2026
  • mariana-trench Public

    A security focused static analysis tool for Android and Java applications.

    facebook/mariana-trench's past year of commit activity
    C++ 1,263 MIT 161 40 19 Updated Oct 28, 2026
  • fbthrift Public

    Meta's Thrift implementation: cross-language serialization and high-performance async RPC

    facebook/fbthrift's past year of commit activity
    C++ 2,700 Apache-2.0 648 45 7 Updated Oct 28, 2026
  • litho Public

    A declarative framework for building efficient UIs on Android.

    facebook/litho's past year of commit activity
    Kotlin 7,800 Apache-2.0 769 60 56 Updated Oct 28, 2026
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