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    171 repositories

    • react

      Public
      The library for web and native user interfaces.
      reactjavascriptlibrary
      reactjavascriptlibraryuifrontenddeclarative
      JavaScript
      •
      MIT License
      •51k•245k•836•472•Updated Jun 1, 2026Jun 1, 2026

    • pyre-check

      Public
      Performant type-checking for python.
      pythonsecuritytypechecker
      pythonsecuritytypecheckerstatic-analysisocamlcontrol-flow-analysiscode-qualityprogram-analysistaint-analysisabstract-interpretation
      OCaml
      •
      MIT License
      •451•7.2k•132•33•Updated Jun 1, 2026Jun 1, 2026

    • lexical

      Public
      Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.
      TypeScript
      •
      MIT License
      •2.2k•23k•418•23•Updated Jun 1, 2026Jun 1, 2026

    • 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…
      C++
      •
      Other
      •212•3.2k•2•2•Updated Jun 1, 2026Jun 1, 2026

    • react-native

      Public
      A framework for building native applications using React
      reactandroidios
      reactandroidiosmobilereact-nativecross-platformapp-frameworkmobile-development
      C++
      •
      MIT License
      •25k•126k•740•541•Updated Jun 1, 2026Jun 1, 2026

    • hermes

      Public
      A JavaScript engine optimized for running React Native.
      JavaScript
      •
      MIT License
      •792•11k•129•86•Updated Jun 1, 2026Jun 1, 2026

    • relay

      Public
      Relay is a JavaScript framework for building data-driven React applications.
      Rust
      •
      MIT License
      •1.9k•19k•627•209•Updated Jun 1, 2026Jun 1, 2026

    • metro

      Public
      🚇 The JavaScript bundler for React Native
      javascriptbundlerreact-native
      javascriptbundlerreact-native
      JavaScript
      •
      MIT License
      •680•5.6k•359•77•Updated Jun 1, 2026Jun 1, 2026

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •369•6.8k•229•84•Updated Jun 1, 2026Jun 1, 2026

    • litho

      Public
      A declarative framework for building efficient UIs on Android.
      Kotlin
      •
      Apache License 2.0
      •763•7.8k•60•55•Updated Jun 1, 2026Jun 1, 2026

    • dns

      Public
      Collection of Meta's DNS Libraries
      Go
      •
      Apache License 2.0
      •31•294•4•0•Updated Jun 1, 2026Jun 1, 2026

    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      •
      Apache License 2.0
      •633•2.7k•45•4•Updated May 31, 2026May 31, 2026

    • pyrefly

      Public
      A fast type checker and language server for Python
      pythonrusttypechecker
      pythonrusttypecheckertypeslanguage-serveridetypingcode-qualityhacktoberfesttypecheck
      Rust
      •
      MIT License
      •387•6.6k•471•121•Updated May 31, 2026May 31, 2026

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •390•972•25•125•Updated May 31, 2026May 31, 2026

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      Rust
      •
      MIT License
      •1.9k•22k•595•9•Updated May 31, 2026May 31, 2026

    • lightweightvk

      Public
      LightweightVK is a deeply refactored bindless-only fork of IGL which is designed to run on top of modern Vulkan 1.3 with optional mesh shaders and ray tracing s…
      C++
      •
      Other
      •212•1•0•0•Updated May 31, 2026May 31, 2026

    • watchman

      Public
      Watches files and records, or triggers actions, when they change.
      C++
      •
      MIT License
      •1.1k•14k•216•34•Updated May 31, 2026May 31, 2026

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •285•1.6k•39•10•Updated May 31, 2026May 31, 2026

    • proxygen

      Public
      A collection of C++ HTTP libraries including an easy to use HTTP server.
      C++
      •
      Other
      •1.5k•8.3k•24•12•Updated May 31, 2026May 31, 2026

    • 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
      •543•3.1k•34•14•Updated May 31, 2026May 31, 2026

    • openr

      Public
      Distributed platform for building autonomic network functions.
      C++
      •
      MIT License
      •249•933•11•11•Updated May 31, 2026May 31, 2026

    • Lifeguard

      Public
      Lifeguard is a static analyzer to detect Lazy Imports incompatibilities and ease the adoption overhead for Lazy Imports in Python
      pythonruststatic-analysis
      pythonruststatic-analysislazy-importspep810
      Python
      •
      MIT License
      •5•68•0•1•Updated May 31, 2026May 31, 2026

    • CacheLib

      Public
      Pluggable in-process caching engine to build and scale high performance services
      performancecppcache
      performancecppcacheconcurrencyssdcache-engine
      C++
      •
      Apache License 2.0
      •320•1.5k•0•22•Updated May 31, 2026May 31, 2026

    • 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
      •63•92•6•13•Updated May 31, 2026May 31, 2026

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •356•4.3k•294•96•Updated May 31, 2026May 31, 2026

    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      •
      Apache License 2.0
      •5.9k•30k•312•135•Updated May 31, 2026May 31, 2026

    • oram

      Public
      An implementation of Oblivious RAM
      Rust
      •
      Apache License 2.0
      •5•40•0•1•Updated May 31, 2026May 31, 2026

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Starlark
      •
      Apache License 2.0
      •64•67•1•1•Updated May 30, 2026May 30, 2026

    • dotslash

      Public
      Simplified executable deployment
      Rust
      •
      Apache License 2.0
      •63•845•21•6•Updated May 30, 2026May 30, 2026

    • openbmc

      Public
      OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).
      C
      •
      Apache License 2.0
      •305•680•43•8•Updated May 30, 2026May 30, 2026
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