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    149 repositories

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •339•906•24•77•Updated Jun 23, 2025Jun 23, 2025

    • igl

      Public
      Intermediate Graphics Library (IGL) is a cross-platform library that commands the GPU. It provides a single low-level cross-platform interface on top of various graphics APIs (e.g. OpenGL, Metal and Vulkan).
      C++
      •
      Other
      •185•3.1k•4•2•Updated Jun 23, 2025Jun 23, 2025

    • hhvm

      Public
      A virtual machine for executing programs written in Hack.
      hacklangphphackhhvm
      C++
      •
      Other
      •3k•18k•443•93•Updated Jun 23, 2025Jun 23, 2025

    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      •
      Apache License 2.0
      •618•2.6k•34•6•Updated Jun 23, 2025Jun 23, 2025

    • lexical

      Public
      Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.
      TypeScript
      •
      MIT License
      •1.9k•21k•491•28•Updated Jun 23, 2025Jun 23, 2025

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •309•6.4k•206•30•Updated Jun 23, 2025Jun 23, 2025

    • litho

      Public
      A declarative framework for building efficient UIs on Android.
      Kotlin
      •
      Apache License 2.0
      •766•7.7k•56•47•Updated Jun 23, 2025Jun 23, 2025

    • hermes

      Public
      A JavaScript engine optimized for running React Native.
      C++
      •
      MIT License
      •689•10k•118•68•Updated Jun 22, 2025Jun 22, 2025

    • react

      Public
      The library for web and native user interfaces.
      libraryfrontenddeclarativereactjavascriptui
      JavaScript
      •
      MIT License
      •49k•237k•801•190•Updated Jun 22, 2025Jun 22, 2025

    • pyrefly

      Public
      A fast type checker and IDE for Python
      pythonrusttypecheckertypeslanguage-serveridetypingcode-qualitytypechecktype-checker
      Rust
      •
      MIT License
      •102•3k•181•9•Updated Jun 22, 2025Jun 22, 2025

    • facebook-for-woocommerce

      Public
      The official plugin from Meta. This repository is now officially maintained by Meta's engineering team. We welcome and encourage contributions from the community.
      PHP
      •
      GNU General Public License v2.0
      •157•241•102•61•Updated Jun 22, 2025Jun 22, 2025

    • fb303

      Public
      fb303 is a core set of thrift functions that provide a common mechanism for querying stats and other information from a service.
      C++
      •
      Apache License 2.0
      •57•84•6•11•Updated Jun 22, 2025Jun 22, 2025

    • wangle

      Public
      Wangle is a framework providing a set of common client/server abstractions for building services in a consistent, modular, and composable way.
      C++
      •
      Apache License 2.0
      •544•3.1k•34•11•Updated Jun 22, 2025Jun 22, 2025

    • proxygen

      Public
      A collection of C++ HTTP libraries including an easy to use HTTP server.
      C++
      •
      Other
      •1.5k•8.3k•20•4•Updated Jun 22, 2025Jun 22, 2025

    • watchman

      Public
      Watches files and records, or triggers actions, when they change.
      C++
      •
      MIT License
      •1k•13k•212•39•Updated Jun 22, 2025Jun 22, 2025

    • CacheLib

      Public
      Pluggable in-process caching engine to build and scale high performance services
      cppcacheconcurrencyssdcache-engineperformance
      C++
      •
      Apache License 2.0
      •289•1.4k•15•23•Updated Jun 22, 2025Jun 22, 2025

    • openr

      Public
      Distributed platform for building autonomic network functions.
      C++
      •
      MIT License
      •244•914•10•7•Updated Jun 22, 2025Jun 22, 2025

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •260•1.6k•34•3•Updated Jun 22, 2025Jun 22, 2025

    • jemalloc

      Public
      Meta fork of the OG Jemalloc project
      C
      •
      Other
      •1.5k•134•2•2•Updated Jun 22, 2025Jun 22, 2025

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •275•4k•223•16•Updated Jun 22, 2025Jun 22, 2025

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Java
      •
      Apache License 2.0
      •46•58•1•1•Updated Jun 22, 2025Jun 22, 2025

    • openbmc

      Public
      OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).
      C
      •294•653•42•6•Updated Jun 22, 2025Jun 22, 2025

    • zstd

      Public
      Zstandard - Fast real-time compression algorithm
      C
      •
      Other
      •2.3k•25k•175•23•Updated Jun 22, 2025Jun 22, 2025

    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      •
      Apache License 2.0
      •5.7k•29k•286•100•Updated Jun 21, 2025Jun 21, 2025

    • react-native-website

      Public
      The React Native website and docs
      reactreact-nativedocusaurus
      TypeScript
      •
      MIT License
      •4.9k•2k•22•137•Updated Jun 21, 2025Jun 21, 2025

    • react-native

      Public
      A framework for building native applications using React
      mobilecross-platformapp-frameworkmobile-developmentreactandroidiosreact-native
      C++
      •
      MIT License
      •25k•123k•629•401•Updated Jun 21, 2025Jun 21, 2025

    • infer

      Public
      A static analyzer for Java, C, C++, and Objective-C
      cobjective-ccppstatic-code-analysisstatic-analysiscode-qualityjava
      OCaml
      •
      MIT License
      •2k•15k•405•2•Updated Jun 21, 2025Jun 21, 2025

    • Ax

      Public
      Adaptive Experimentation Platform
      Python
      •
      MIT License
      •334•2.5k•16•95•Updated Jun 21, 2025Jun 21, 2025

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      OCaml
      •
      MIT License
      •1.9k•22k•668•16•Updated Jun 21, 2025Jun 21, 2025

    • rocksdb

      Public
      A library that provides an embeddable, persistent key-value store for fast storage.
      storage-enginedatabase
      C++
      •
      GNU General Public License v2.0
      •6.5k•30k•746•464•Updated Jun 21, 2025Jun 21, 2025