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    149 repositories

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •331•895•24•62•Updated Jun 1, 2025Jun 1, 2025

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •272•3.9k•222•22•Updated Jun 1, 2025Jun 1, 2025

    • hhvm

      Public
      A virtual machine for executing programs written in Hack.
      hacklangphphackhhvm
      C++
      •
      Other
      •3k•18k•447•93•Updated May 31, 2025May 31, 2025

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •306•6.4k•204•29•Updated May 31, 2025May 31, 2025

    • react-native

      Public
      A framework for building native applications using React
      mobilecross-platformapp-frameworkmobile-developmentreactandroidiosreact-native
      C++
      •
      MIT License
      •25k•122k•630•351•Updated May 31, 2025May 31, 2025

    • pyrefly

      Public
      A fast type checker and IDE for Python
      pythonlanguagerusttypecheckertypeslanguage-serveridetypingcode-qualitytypecheck
      Rust
      •
      MIT License
      •76•2.6k•156•10•Updated May 31, 2025May 31, 2025

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      OCaml
      •
      MIT License
      •1.9k•22k•666•15•Updated May 31, 2025May 31, 2025

    • CacheLib

      Public
      Pluggable in-process caching engine to build and scale high performance services
      cppcacheconcurrencyssdcache-engineperformance
      C++
      •
      Apache License 2.0
      •284•1.3k•14•23•Updated May 31, 2025May 31, 2025

    • fbthrift

      Public
      Facebook's branch of Apache Thrift, including a new C++ server.
      C++
      •
      Apache License 2.0
      •613•2.6k•34•6•Updated May 31, 2025May 31, 2025

    • openr

      Public
      Distributed platform for building autonomic network functions.
      C++
      •
      MIT License
      •243•912•10•7•Updated May 31, 2025May 31, 2025

    • watchman

      Public
      Watches files and records, or triggers actions, when they change.
      C++
      •
      MIT License
      •1k•13k•210•41•Updated May 31, 2025May 31, 2025

    • folly

      Public
      An open-source C++ library developed and used at Facebook.
      C++
      •
      Apache License 2.0
      •5.7k•29k•283•99•Updated May 31, 2025May 31, 2025

    • proxygen

      Public
      A collection of C++ HTTP libraries including an easy to use HTTP server.
      C++
      •
      Other
      •1.5k•8.2k•20•2•Updated May 31, 2025May 31, 2025

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •259•1.6k•31•4•Updated May 31, 2025May 31, 2025

    • ocamlrep

      Public
      Sets of libraries and tools to write applications and libraries mixing OCaml and Rust. These libraries will help keeping your types and data structures synchronized, and enable seamless exchange between OCaml and Rust
      Rust
      •
      MIT License
      •21•134•0•4•Updated May 31, 2025May 31, 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
      •54•82•6•10•Updated May 31, 2025May 31, 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
      •542•3.1k•34•11•Updated May 31, 2025May 31, 2025

    • time

      Public
      Meta's Time libraries
      Go
      •
      Apache License 2.0
      •76•618•4•0•Updated May 31, 2025May 31, 2025

    • relay

      Public
      Relay is a JavaScript framework for building data-driven React applications.
      Rust
      •
      MIT License
      •1.9k•19k•587•144•Updated May 31, 2025May 31, 2025

    • metro

      Public
      🚇 The JavaScript bundler for React Native
      javascriptbundlerreact-native
      JavaScript
      •
      MIT License
      •653•5.4k•338•51•Updated May 31, 2025May 31, 2025

    • hermes

      Public
      A JavaScript engine optimized for running React Native.
      C++
      •
      MIT License
      •684•10k•118•66•Updated May 31, 2025May 31, 2025

    • lexical

      Public
      Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.
      TypeScript
      •
      MIT License
      •1.9k•21k•482•27•Updated May 31, 2025May 31, 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
      •181•3.1k•3•0•Updated May 31, 2025May 31, 2025

    • openbmc

      Public
      OpenBMC is an open software framework to build a complete Linux image for a Board Management Controller (BMC).
      C
      •292•649•41•10•Updated May 31, 2025May 31, 2025

    • winterfell

      Public
      A STARK prover and verifier for arbitrary computations
      Rust
      •
      MIT License
      •206•853•41•7•Updated May 31, 2025May 31, 2025

    • squangle

      Public
      SQuangLe is a C++ API for accessing MySQL servers
      C++
      •
      Other
      •53•124•2•0•Updated May 31, 2025May 31, 2025

    • mcrouter

      Public
      Mcrouter is a memcached protocol router for scaling memcached deployments.
      C++
      •
      MIT License
      •541•3.3k•97•21•Updated May 31, 2025May 31, 2025

    • Ax

      Public
      Adaptive Experimentation Platform
      Python
      •
      MIT License
      •330•2.5k•11•92•Updated May 31, 2025May 31, 2025

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Java
      •
      Apache License 2.0
      •44•57•1•2•Updated May 31, 2025May 31, 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
      •53•51•5•8•Updated May 31, 2025May 31, 2025