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 66.4k 10k

  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 23.9k 2.2k

Repositories

Showing 10 of 178 repositories
  • astryx Public

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

    facebook/astryx's past year of commit activity
    TypeScript 13,495 MIT 1,165 250 (1 issue needs help) 258 Updated Sep 29, 2026
  • openzl Public

    A novel take on lossless data compression

    facebook/openzl's past year of commit activity
    C++ 3,194 166 28 45 Updated Sep 29, 2026
  • openbmc Public

    OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).

    facebook/openbmc's past year of commit activity
    C 688 Apache-2.0 307 44 21 Updated Sep 29, 2026
  • pyrefly Public

    A fast type checker and language server for Python

    facebook/pyrefly's past year of commit activity
    Rust 7,029 MIT 527 533 (39 issues need help) 148 Updated Sep 29, 2026
  • sapling Public

    A Scalable, User-Friendly Source Control System.

    facebook/sapling's past year of commit activity
    Rust 7,028 GPL-2.0 402 241 (4 issues need help) 136 Updated Sep 29, 2026
  • buck2 Public

    Build system, successor to Buck

    facebook/buck2's past year of commit activity
    Rust 4,447 Apache-2.0 404 297 108 Updated Sep 29, 2026
  • Pysa Public

    Security-focused Python Static Analyzer

    facebook/Pysa's past year of commit activity
    OCaml 30 MIT 7 0 7 Updated Sep 29, 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++ 8,377 1,529 25 17 Updated Sep 29, 2026
  • idb Public

    idb is a flexible command line interface for automating iOS simulators and devices

    facebook/idb's past year of commit activity
    Swift 5,348 MIT 506 173 (4 issues need help) 6 Updated Sep 29, 2026
  • fboss Public

    Facebook Open Switching System Software for controlling network switches.

    facebook/fboss's past year of commit activity
    C++ 991 410 26 145 Updated Sep 29, 2026
View all repositories
Developer Program Member