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

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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
  • lexical Public

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

    meta/lexical's past year of commit activity
    TypeScript 23,986 MIT 2,273 302 (2 issues need help) 90 Updated Oct 28, 2026
  • astryx Public

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

    meta/astryx's past year of commit activity
    TypeScript 13,793 MIT 1,133 290 (1 issue needs help) 580 Updated Oct 29, 2026
  • litho Public

    A declarative framework for building efficient UIs on Android.

    meta/litho's past year of commit activity
    Kotlin 7,800 Apache-2.0 769 60 56 Updated Oct 29, 2026
  • ThreatExchange Public

    Trust & Safety tools for working together to fight digital harms.

    meta/ThreatExchange's past year of commit activity
    C++ 1,404 365 49 (10 issues need help) 11 Updated Oct 29, 2026
  • redex Public

    A bytecode optimizer for Android apps

    meta/redex's past year of commit activity
    C++ 6,318 MIT 681 56 (2 issues need help) 18 Updated Oct 29, 2026
  • openzl Public

    A novel take on lossless data compression

    meta/openzl's past year of commit activity
    C++ 3,282 177 37 75 Updated Oct 28, 2026
  • folly Public

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

    meta/folly's past year of commit activity
    C++ 30,552 Apache-2.0 5,880 331 156 Updated Oct 29, 2026
  • buck2 Public

    Build system, successor to Buck

    meta/buck2's past year of commit activity
    Rust 4,503 Apache-2.0 416 300 127 Updated Oct 29, 2026
  • proxygen Public

    A collection of C++ HTTP libraries including an easy to use HTTP server.

    meta/proxygen's past year of commit activity
    C++ 8,380 1,530 25 20 Updated Oct 29, 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).

    meta/rebalancer's past year of commit activity
    C++ 470 Apache-2.0 47 0 11 Updated Oct 29, 2026
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