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    165 repositories

    • buck2

      Public
      Build system, successor to Buck
      Rust
      •
      Apache License 2.0
      •335•4.3k•288•77•Updated Mar 26, 2026Mar 26, 2026

    • pyrefly

      Public
      A fast type checker and language server for Python
      pythonrusttypechecker
      pythonrusttypecheckertypeslanguage-serveridetypingcode-qualityhacktoberfesttypecheck
      Rust
      •
      MIT License
      •292•5.5k•388•91•Updated Mar 26, 2026Mar 26, 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
      •3•39•0•0•Updated Mar 26, 2026Mar 26, 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
      •299•674•43•7•Updated Mar 26, 2026Mar 26, 2026

    • buck2-prelude

      Public
      Prelude for the Buck2 project
      Starlark
      •
      Apache License 2.0
      •59•64•1•1•Updated Mar 26, 2026Mar 26, 2026

    • openzl

      Public
      A novel data compression framework
      C
      •
      Other
      •139•3k•38•37•Updated Mar 26, 2026Mar 26, 2026

    • flow

      Public
      Adds static typing to JavaScript to improve developer productivity and code quality.
      Rust
      •
      MIT License
      •1.9k•22k•598•17•Updated Mar 26, 2026Mar 26, 2026

    • starlark-rust

      Public
      A Rust implementation of the Starlark language
      Rust
      •
      Apache License 2.0
      •90•948•30•25•Updated Mar 26, 2026Mar 26, 2026

    • sapling

      Public
      A Scalable, User-Friendly Source Control System.
      Rust
      •
      GNU General Public License v2.0
      •356•6.8k•234•86•Updated Mar 26, 2026Mar 26, 2026

    • infer

      Public
      A static analyzer for Java, C, C++, and Objective-C
      cjavaobjective-c
      cjavaobjective-ccppstatic-code-analysisstatic-analysiscode-quality
      OCaml
      •
      MIT License
      •2.1k•16k•406•9•Updated Mar 26, 2026Mar 26, 2026

    • fboss

      Public
      Facebook Open Switching System Software for controlling network switches.
      C++
      •
      Other
      •379•960•25•114•Updated Mar 26, 2026Mar 26, 2026

    • hhvm

      Public
      A virtual machine for executing programs written in Hack.
      phphackhhvm
      phphackhhvmhacklang
      C++
      •
      Other
      •3.1k•19k•408•118•Updated Mar 26, 2026Mar 26, 2026

    • react-native

      Public
      A framework for building native applications using React
      reactandroidios
      reactandroidiosmobilereact-nativecross-platformapp-frameworkmobile-development
      C++
      •
      MIT License
      •25k•126k•755•502•Updated Mar 26, 2026Mar 26, 2026

    • pyre-check

      Public
      Performant type-checking for python.
      pythonsecuritytypechecker
      pythonsecuritytypecheckerstatic-analysisocamlcontrol-flow-analysiscode-qualityprogram-analysistaint-analysisabstract-interpretation
      OCaml
      •
      MIT License
      •451•7.1k•131•26•Updated Mar 26, 2026Mar 26, 2026

    • docusaurus

      Public
      Easy to maintain open source documentation websites.
      reactjavascriptopen-source
      reactjavascriptopen-sourcewebsitedocumentationhacktoberfest
      TypeScript
      •
      MIT License
      •9.8k•64k•288•71•Updated Mar 26, 2026Mar 26, 2026

    • react

      Public
      The library for web and native user interfaces.
      reactjavascriptlibrary
      reactjavascriptlibraryuifrontenddeclarative
      JavaScript
      •
      MIT License
      •51k•244k•812•369•Updated Mar 26, 2026Mar 26, 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 Mar 26, 2026Mar 26, 2026

    • dotslash

      Public
      Simplified executable deployment
      Rust
      •
      Apache License 2.0
      •57•817•17•4•Updated Mar 26, 2026Mar 26, 2026

    • proxygen

      Public
      A collection of C++ HTTP libraries including an easy to use HTTP server.
      C++
      •
      Other
      •1.5k•8.3k•23•16•Updated Mar 26, 2026Mar 26, 2026

    • sapp

      Public
      Post Processor for Facebook Static Analysis Tools.
      Python
      •
      MIT License
      •46•142•8•19•Updated Mar 26, 2026Mar 26, 2026

    • mvfst

      Public
      An implementation of the QUIC transport protocol.
      C++
      •
      MIT License
      •284•1.6k•42•9•Updated Mar 26, 2026Mar 26, 2026

    • watchman

      Public
      Watches files and records, or triggers actions, when they change.
      C++
      •
      MIT License
      •1.1k•14k•213•31•Updated Mar 26, 2026Mar 26, 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
      •546•3.1k•34•13•Updated Mar 26, 2026Mar 26, 2026

    • CacheLib

      Public
      Pluggable in-process caching engine to build and scale high performance services
      performancecppcache
      performancecppcacheconcurrencyssdcache-engine
      C++
      •
      Apache License 2.0
      •318•1.5k•16•32•Updated Mar 26, 2026Mar 26, 2026

    • openr

      Public
      Distributed platform for building autonomic network functions.
      C++
      •
      MIT License
      •246•930•10•10•Updated Mar 26, 2026Mar 26, 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•91•6•13•Updated Mar 26, 2026Mar 26, 2026

    • rocksdb

      Public
      A library that provides an embeddable, persistent key-value store for fast storage.
      databasestorage-engine
      databasestorage-engine
      C++
      •
      GNU General Public License v2.0
      •6.8k•32k•857•600•Updated Mar 26, 2026Mar 26, 2026

    • 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 communit…
      PHP
      •
      GNU General Public License v2.0
      •183•252•84•144•Updated Mar 26, 2026Mar 26, 2026

    • FBRetainCycleDetector

      Public
      iOS library to help detecting retain cycles in runtime.
      Objective-C++
      •
      Other
      •605•4.2k•37•6•Updated Mar 26, 2026Mar 26, 2026

    • Pysa

      Public
      Python Static Analyzer
      CSS
      •
      MIT License
      •1•3•0•9•Updated Mar 26, 2026Mar 26, 2026
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