Skip to content
@facebook

Meta

We are working to build community through open source technology. NB: members must have two-factor auth.

Pinned Loading

  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 13,778 MIT 1,132 267 (1 issue needs help) 604 Updated Oct 27, 2026
  • buck2-prelude Public

    Prelude for the Buck2 project

    facebook/buck2-prelude's past year of commit activity
    Starlark 74 Apache-2.0 69 1 1 Updated Oct 27, 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 27, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss's past year of commit activity
    C++ 999 417 26 207 Updated Oct 27, 2026
  • 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 147 MIT 29 0 7 Updated Oct 27, 2026
  • buck2-shims-meta Public

    Shims to convert Meta internal buck2 macros/targets for open source build compatibility.

    facebook/buck2-shims-meta's past year of commit activity
    Starlark 6 Apache-2.0 9 0 1 Updated Oct 27, 2026
  • flow Public

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

    facebook/flow's past year of commit activity
    Rust 22,306 MIT 1,892 506 (1 issue needs help) 5 Updated Oct 27, 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) 83 Updated Oct 27, 2026
  • hermes Public

    A JavaScript engine optimized for running React Native.

    facebook/hermes's past year of commit activity
    JavaScript 11,398 MIT 889 160 130 Updated Oct 27, 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++ 8,381 1,528 25 18 Updated Oct 28, 2026
View all repositories
Developer Program Member