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    171 repositories

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •384•965•25•122•Updated May 4, 2026May 4, 2026

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      Rust
      •
      MIT License
      •1.9k•22k•598•11•Updated May 4, 2026May 4, 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
      •211•3.2k•2•2•Updated May 4, 2026May 4, 2026

    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      •
      Apache License 2.0
      •632•2.7k•45•4•Updated May 4, 2026May 4, 2026

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •346•4.3k•295•99•Updated May 4, 2026May 4, 2026

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •362•6.8k•226•66•Updated May 4, 2026May 4, 2026

    • hermes

      Public
      A JavaScript engine optimized for running React Native.
      JavaScript
      •
      MIT License
      •768•11k•127•83•Updated May 4, 2026May 4, 2026

    • react-native

      Public
      A framework for building native applications using React
      reactandroidios
      reactandroidiosmobilereact-nativecross-platformapp-frameworkmobile-development
      C++
      •
      MIT License
      •25k•126k•756•541•Updated May 4, 2026May 4, 2026

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Starlark
      •
      Apache License 2.0
      •60•66•1•1•Updated May 4, 2026May 4, 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•41•0•1•Updated May 4, 2026May 4, 2026

    • 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
      •55•66•5•5•Updated May 4, 2026May 4, 2026

    • openzl

      Public
      A novel data compression framework
      C
      •
      Other
      •142•3k•29•44•Updated May 4, 2026May 4, 2026

    • mcrouter

      Public
      Mcrouter is a memcached protocol router for scaling memcached deployments.
      C++
      •
      MIT License
      •548•3.3k•97•19•Updated May 4, 2026May 4, 2026

    • kuduraft

      Public
      A Raft Library in C++ based on the Raft implementation in Apache Kudu
      C++
      •
      Apache License 2.0
      •660•143•0•0•Updated May 4, 2026May 4, 2026

    • pyrefly

      Public
      A fast type checker and language server for Python
      pythonrusttypechecker
      pythonrusttypecheckertypeslanguage-serveridetypingcode-qualityhacktoberfesttypecheck
      Rust
      •
      MIT License
      •316•5.7k•416•121•Updated May 4, 2026May 4, 2026

    • relay

      Public
      Relay is a JavaScript framework for building data-driven React applications.
      Rust
      •
      MIT License
      •1.9k•19k•626•215•Updated May 4, 2026May 4, 2026

    • proxygen

      Public
      A collection of C++ HTTP libraries including an easy to use HTTP server.
      C++
      •
      Other
      •1.5k•8.3k•24•13•Updated May 4, 2026May 4, 2026

    • GoogleTagManager-WebTemplate-For-FacebookPixel

      Public
      Facebook Pixel - Custom Tag Template for Google Tag Manager.
      Smarty
      •
      Apache License 2.0
      •30•47•14•0•Updated May 4, 2026May 4, 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
      •301•676•43•7•Updated May 4, 2026May 4, 2026

    • idb

      Public
      idb is a flexible command line interface for automating iOS simulators and devices
      Objective-C
      •
      MIT License
      •487•5k•170•25•Updated May 4, 2026May 4, 2026

    • fresco

      Public
      An Android library for managing images and the memory they use.
      Java
      •
      MIT License
      •3.7k•17k•247•11•Updated May 4, 2026May 4, 2026

    • watchman

      Public
      Watches files and records, or triggers actions, when they change.
      C++
      •
      MIT License
      •1.1k•14k•214•33•Updated May 4, 2026May 4, 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
      •544•3.1k•34•13•Updated May 4, 2026May 4, 2026

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •284•1.6k•41•5•Updated May 4, 2026May 4, 2026

    • CacheLib

      Public
      Pluggable in-process caching engine to build and scale high performance services
      performancecppcache
      performancecppcacheconcurrencyssdcache-engine
      C++
      •
      Apache License 2.0
      •319•1.5k•1•27•Updated May 4, 2026May 4, 2026

    • openr

      Public
      Distributed platform for building autonomic network functions.
      C++
      •
      MIT License
      •246•932•10•10•Updated May 4, 2026May 4, 2026

    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      •
      Apache License 2.0
      •5.9k•30k•309•133•Updated May 4, 2026May 4, 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 4, 2026May 4, 2026

    • shortcake

      Public
      An implementation of a SAS-based authenticated key exchange
      Rust
      •
      Apache License 2.0
      •4•7•0•0•Updated May 4, 2026May 4, 2026

    • redex

      Public
      A bytecode optimizer for Android apps
      C++
      •
      MIT License
      •681•6.3k•56•16•Updated May 4, 2026May 4, 2026
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