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  1. docusaurus docusaurus Public

    Easy to maintain open source documentation websites.

    TypeScript 66.5k 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 2.6k

  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 181 repositories
  • 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 23,961 MIT 2,250 284 (2 issues need help) 47 Updated Oct 19, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss's past year of commit activity
    C++ 994 415 26 208 Updated Oct 19, 2026
  • astryx Public

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

    facebook/astryx's past year of commit activity
    TypeScript 13,694 MIT 1,178 255 (1 issue needs help) 263 Updated Oct 19, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling's past year of commit activity
    Rust 7,159 GPL-2.0 411 244 (4 issues need help) 135 Updated Oct 19, 2026
  • litho Public

    A declarative framework for building efficient UIs on Android.

    facebook/litho's past year of commit activity
    Kotlin 7,799 Apache-2.0 769 60 56 Updated Oct 19, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2's past year of commit activity
    Rust 4,478 Apache-2.0 411 303 129 Updated Oct 18, 2026
  • memlab Public

    A framework for finding JavaScript memory leaks and analyzing heap snapshots

    facebook/memlab's past year of commit activity
    TypeScript 5,075 MIT 149 12 2 Updated Oct 18, 2026
  • relay Public

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

    facebook/relay's past year of commit activity
    Rust 18,961 MIT 1,893 640 (11 issues need help) 230 Updated Oct 18, 2026
  • fbthrift Public

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

    facebook/fbthrift's past year of commit activity
    C++ 2,697 Apache-2.0 646 45 5 Updated Oct 18, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly's past year of commit activity
    Rust 7,108 MIT 561 567 (36 issues need help) 155 Updated Oct 18, 2026
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