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    152 repositories

    • bpfilter

      Public
      BPF-based packet filtering framework
      C
      •
      GNU General Public License v2.0
      •43•274•13•2•Updated Sep 27, 2025Sep 27, 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
      •168•245•116•81•Updated Sep 27, 2025Sep 27, 2025

    • hhvm

      Public
      A virtual machine for executing programs written in Hack.
      hacklangphphackhhvm
      C++
      •
      Other
      •3.1k•19k•408•106•Updated Sep 27, 2025Sep 27, 2025

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      OCaml
      •
      MIT License
      •1.9k•22k•618•15•Updated Sep 27, 2025Sep 27, 2025

    • infer

      Public
      A static analyzer for Java, C, C++, and Objective-C
      cobjective-ccppstatic-code-analysisstatic-analysiscode-qualityjava
      OCaml
      •
      MIT License
      •2.1k•15k•380•4•Updated Sep 27, 2025Sep 27, 2025

    • 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
      •301•663•42•6•Updated Sep 27, 2025Sep 27, 2025

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •297•4.1k•254•30•Updated Sep 27, 2025Sep 27, 2025

    • openr

      Public
      Distributed platform for building autonomic network functions.
      C++
      •
      MIT License
      •245•919•10•8•Updated Sep 27, 2025Sep 27, 2025

    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      •
      Apache License 2.0
      •627•2.7k•41•3•Updated Sep 27, 2025Sep 27, 2025

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Starlark
      •
      Apache License 2.0
      •51•58•1•1•Updated Sep 27, 2025Sep 27, 2025

    • redex

      Public
      A bytecode optimizer for Android apps
      C++
      •
      MIT License
      •675•6.2k•56•17•Updated Sep 27, 2025Sep 27, 2025

    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      •
      Apache License 2.0
      •5.8k•30k•299•109•Updated Sep 27, 2025Sep 27, 2025

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •354•923•24•45•Updated Sep 27, 2025Sep 27, 2025

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •319•6.6k•219•47•Updated Sep 27, 2025Sep 27, 2025

    • relay

      Public
      Relay is a JavaScript framework for building data-driven React applications.
      Rust
      •
      MIT License
      •1.9k•19k•607•154•Updated Sep 27, 2025Sep 27, 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
      •196•3.1k•4•0•Updated Sep 27, 2025Sep 27, 2025

    • OpenBIC

      Public
      BICs (Bridge IC) are standalone devices deployed within a Data Center that enable monitoring a multi-host system using a single BMC device.
      C
      •
      Apache License 2.0
      •54•58•5•9•Updated Sep 27, 2025Sep 27, 2025

    • immersive-web-sdk

      Public
      WebXR made simple. Full-featured framework with interactions, locomotion, and spatial UI. Powered by Three.js.
      TypeScript
      •
      MIT License
      •0•27•4•0•Updated Sep 26, 2025Sep 26, 2025

    • fresco

      Public
      An Android library for managing images and the memory they use.
      Java
      •
      MIT License
      •3.8k•17k•242•10•Updated Sep 26, 2025Sep 26, 2025

    • pyrefly

      Public
      A fast type checker and language server for Python
      pythonrusttypecheckertypeslanguage-serveridetypingcode-qualityhacktoberfesttypecheck
      Rust
      •
      MIT License
      •155•3.7k•312•15•Updated Sep 26, 2025Sep 26, 2025

    • mariana-trench

      Public
      A security focused static analysis tool for Android and Java applications.
      C++
      •
      MIT License
      •153•1.2k•50•3•Updated Sep 26, 2025Sep 26, 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
      •6.6k•31k•784•508•Updated Sep 26, 2025Sep 26, 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
      •60•84•6•12•Updated Sep 26, 2025Sep 26, 2025

    • IT-CPE

      Public
      Meta's Client Platform Engineering tools. Some of the tools we have written to help manage our fleet of client systems.
      Ruby
      •
      Apache License 2.0
      •117•570•6•12•Updated Sep 26, 2025Sep 26, 2025

    • stylex

      Public
      StyleX is the styling system for ambitious user interfaces.
      JavaScript
      •
      MIT License
      •343•8.7k•67•12•Updated Sep 26, 2025Sep 26, 2025

    • hyperion

      Public
      This project enabled intercepting and virtualizing the browser API
      TypeScript
      •
      MIT License
      •31•41•4•12•Updated Sep 26, 2025Sep 26, 2025

    • docusaurus

      Public
      Easy to maintain open source documentation websites.
      reactjavascriptopen-sourcewebsitedocumentationhacktoberfest
      TypeScript
      •
      MIT License
      •9.4k•62k•291•53•Updated Sep 26, 2025Sep 26, 2025

    • react-native

      Public
      A framework for building native applications using React
      mobilecross-platformapp-frameworkmobile-developmentreactandroidiosreact-native
      C++
      •
      MIT License
      •25k•124k•668•363•Updated Sep 26, 2025Sep 26, 2025

    • proxygen

      Public
      A collection of C++ HTTP libraries including an easy to use HTTP server.
      C++
      •
      Other
      •1.5k•8.3k•20•8•Updated Sep 26, 2025Sep 26, 2025

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •273•1.6k•35•4•Updated Sep 26, 2025Sep 26, 2025