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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 28k 2.6k

  4. lexical lexical Public

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

    TypeScript 24k 2.2k

Repositories

Showing 10 of 181 repositories
  • docusaurus Public

    Easy to maintain open source documentation websites.

    facebook/docusaurus's past year of commit activity
    TypeScript 66,493 MIT 10,084 292 (1 issue needs help) 138 Updated Oct 15, 2026
  • rebalancer Public

    Rebalancer is a domain-specific language and tool for specifying and solving assignment problems (eg, putting balls in boxes with complex rules).

    facebook/rebalancer's past year of commit activity
    C++ 458 Apache-2.0 44 0 8 Updated Oct 15, 2026
  • astryx Public

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

    facebook/astryx's past year of commit activity
    TypeScript 13,662 MIT 1,177 264 (1 issue needs help) 266 Updated Oct 15, 2026
  • fbthrift Public

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

    facebook/fbthrift's past year of commit activity
    C++ 2,698 Apache-2.0 646 45 5 Updated Oct 15, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly's past year of commit activity
    Rust 7,094 MIT 553 555 (36 issues need help) 152 Updated Oct 16, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2's past year of commit activity
    Rust 4,473 Apache-2.0 408 303 125 Updated Oct 15, 2026
  • meta-ray-ban-display-ui-toolkit-web Public

    UI Toolkit brings the Meta Ray-Ban Display design system to React. Use its components, semantic tokens, materials, motion, accessibility behavior, and directional focus navigation to build interfaces that stay consistent across applications.

    facebook/meta-ray-ban-display-ui-toolkit-web's past year of commit activity
    TypeScript 20 Apache-2.0 0 0 0 Updated Oct 16, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss's past year of commit activity
    C++ 993 415 26 197 Updated Oct 15, 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 23,952 MIT 2,247 289 (2 issues need help) 49 Updated Oct 15, 2026
  • homebrew-fb Public

    OS X Homebrew formulas to install Meta open source software

    facebook/homebrew-fb's past year of commit activity
    Ruby 128 172 13 1 Updated Oct 15, 2026
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