Repositories list

• fboss

  Public
  Facebook Open Switching System Software for controlling network switches.

  C++

  •

  Other

  •381381 forks•963963 stars•2525 issues•103103 pull requests•Updated Apr 10, 2026Apr 10, 2026

• fbthrift

  Public

  facebook/fbthrift’s past year of commit activity
  Facebook's branch of Apache Thrift, including a new C++ server.

  C++

  •

  Apache License 2.0

  •632632 forks•2.7k2.7k stars•4545 issues•55 pull requests•Updated Apr 10, 2026Apr 10, 2026

• buck2

  Public
  Build system, successor to Buck

  Rust

  •

  Apache License 2.0

  •335335 forks•4.3k4.3k stars•292292 issues•8686 pull requests•Updated Apr 10, 2026Apr 10, 2026

• buck2-prelude

  Public

  facebook/buck2-prelude’s past year of commit activity
  Prelude for the Buck2 project

  Starlark

  •

  Apache License 2.0

  •5959 forks•6565 stars•11 issue•11 pull request•Updated Apr 10, 2026Apr 10, 2026

• react-native

  Public
  A framework for building native applications using React

  reactandroidios+ 5

  reactandroidiosmobilereact-nativecross-platformapp-frameworkmobile-development

  C++

  •

  MIT License

  •25k25k forks•126k126k stars•758758 issues•540540 pull requests•Updated Apr 10, 2026Apr 10, 2026

• rocksdb

  Public

  facebook/rocksdb’s past year of commit activity
  A library that provides an embeddable, persistent key-value store for fast storage.

  databasestorage-engine

  databasestorage-engine

  C++

  •

  GNU General Public License v2.0

  •6.8k6.8k forks•32k32k stars•864864 issues•602602 pull requests•Updated Apr 10, 2026Apr 10, 2026

• flow

  Public

  facebook/flow’s past year of commit activity
  Adds static typing to JavaScript to improve developer productivity and code quality.

  Rust

  •

  MIT License

  •1.9k1.9k forks•22k22k stars•597597 issues•1212 pull requests•Updated Apr 10, 2026Apr 10, 2026

• relay

  Public
  Relay is a JavaScript framework for building data-driven React applications.

  Rust

  •

  MIT License

  •1.9k1.9k forks•19k19k stars•625625 issues•209209 pull requests•Updated Apr 10, 2026Apr 10, 2026

• hermes

  Public
  A JavaScript engine optimized for running React Native.

  JavaScript

  •

  MIT License

  •754754 forks•11k11k stars•127127 issues•7575 pull requests•Updated Apr 10, 2026Apr 10, 2026

• metro

  Public
  🚇 The JavaScript bundler for React Native

  javascriptbundlerreact-native

  javascriptbundlerreact-native

  JavaScript

  •

  MIT License

  •674674 forks•5.6k5.6k stars•364364 issues•6969 pull requests•Updated Apr 10, 2026Apr 10, 2026

• CacheLib

  Public

  facebook/CacheLib’s past year of commit activity
  Pluggable in-process caching engine to build and scale high performance services

  performancecppcache+ 3

  performancecppcacheconcurrencyssdcache-engine

  C++

  •

  Apache License 2.0

  •319319 forks•1.5k1.5k stars•1616 issues•3232 pull requests•Updated Apr 10, 2026Apr 10, 2026

• sapling

  Public
  A Scalable, User-Friendly Source Control System.

  Rust

  •

  GNU General Public License v2.0

  •361361 forks•6.8k6.8k stars•225225 issues•6666 pull requests•Updated Apr 10, 2026Apr 10, 2026

• lexical

  Public

  facebook/lexical’s past year of commit activity
  Lexical is an extensible text editor framework that provides excellent reliability, accessibility and performance.

  TypeScript

  •

  MIT License

  •2.1k2.1k forks•23k23k stars•519519 issues•2020 pull requests•Updated Apr 10, 2026Apr 10, 2026

• starlark-rust

  Public
  A Rust implementation of the Starlark language

  Rust

  •

  Apache License 2.0

  •8989 forks•958958 stars•3030 issues•2424 pull requests•Updated Apr 10, 2026Apr 10, 2026

• mariana-trench

  Public

  facebook/mariana-trench’s past year of commit activity
  A security focused static analysis tool for Android and Java applications.

  C++

  •

  MIT License

  •158158 forks•1.2k1.2k stars•4141 issues•77 pull requests•Updated Apr 10, 2026Apr 10, 2026

• ktfmt

  Public
  A program that reformats Kotlin source code to comply with the common community standard for Kotlin code conventions.

  Kotlin

  •

  Apache License 2.0

  •101101 forks•1.2k1.2k stars•2828 issues•44 pull requests•Updated Apr 10, 2026Apr 10, 2026

• Rapid

  Public

  facebook/Rapid’s past year of commit activity
  The OpenStreetMap editor driven by open data, AI, and supercharged features

  JavaScript

  •

  ISC License

  •122122 forks•625625 stars•300300 issues•2323 pull requests•Updated Apr 10, 2026Apr 10, 2026

• pyre-check

  Public
  Performant type-checking for python.

  pythonsecuritytypechecker+ 8

  pythonsecuritytypecheckerstatic-analysisocamlcontrol-flow-analysiscode-qualityprogram-analysistaint-analysisabstract-interpretation+ 1

  OCaml

  •

  MIT License

  •449449 forks•7.2k7.2k stars•131131 issues•3030 pull requests•Updated Apr 10, 2026Apr 10, 2026

• infer

  Public

  facebook/infer’s past year of commit activity
  A static analyzer for Java, C, C++, and Objective-C

  cjavaobjective-c+ 4

  cjavaobjective-ccppstatic-code-analysisstatic-analysiscode-quality

  OCaml

  •

  MIT License

  •2.1k2.1k forks•16k16k stars•412412 issues•99 pull requests•Updated Apr 10, 2026Apr 10, 2026

• lexical-ios

  Public
  Lexical iOS is an extensible text editor framework that integrates the APIs and philosophies from Lexical Web with a Swift API built on top of TextKit.

  Swift

  •

  MIT License

  •6060 forks•653653 stars•2121 issues•99 pull requests•Updated Apr 10, 2026Apr 10, 2026

• idb

  Public
  idb is a flexible command line interface for automating iOS simulators and devices

  Objective-C

  •

  MIT License

  •484484 forks•5k5k stars•169169 issues•2929 pull requests•Updated Apr 10, 2026Apr 10, 2026

• proxygen

  Public

  facebook/proxygen’s past year of commit activity
  A collection of C++ HTTP libraries including an easy to use HTTP server.

  C++

  •

  Other

  •1.5k1.5k forks•8.3k8.3k stars•2323 issues•1010 pull requests•Updated Apr 10, 2026Apr 10, 2026

• facebook-ios-sdk

  Public
  Used to integrate the Facebook Platform with your iOS & tvOS apps.

  Swift

  •

  Other

  •3.7k3.7k forks•8k8k stars•187187 issues•22 pull requests•Updated Apr 10, 2026Apr 10, 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

  •299299 forks•675675 stars•4343 issues•77 pull requests•Updated Apr 10, 2026Apr 10, 2026

• folly

  Public

  facebook/folly’s past year of commit activity
  An open-source C++ library developed and used at Facebook.

  C++

  •

  Apache License 2.0

  •5.9k5.9k forks•30k30k stars•327327 issues•130130 pull requests•Updated Apr 10, 2026Apr 10, 2026

• DNE-Taac

  Public

  facebook/DNE-Taac’s past year of commit activity
  TAAC (Test-As-A-Config) is a thrift-defined integration test framework for validating datacenter network products and platforms.

  Python

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Apr 10, 2026Apr 10, 2026

• SoLoader

  Public

  facebook/SoLoader’s past year of commit activity
  Native code loader for Android

  Java

  •

  Apache License 2.0

  •191191 forks•1.4k1.4k stars•3737 issues•44 pull requests•Updated Apr 10, 2026Apr 10, 2026

• OpenBIC

  Public

  facebook/OpenBIC’s past year of commit activity
  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

  •5555 forks•6464 stars•55 issues•44 pull requests•Updated Apr 10, 2026Apr 10, 2026

• pyrefly

  Public
  A fast type checker and language server for Python

  pythonrusttypechecker+ 12

  pythonrusttypecheckertypeslanguage-serveridetypingcode-qualityhacktoberfesttypecheck+ 5

  Rust

  •

  MIT License

  •303303 forks•5.6k5.6k stars•413413 issues•106106 pull requests•Updated Apr 10, 2026Apr 10, 2026

• kuduraft

  Public
  A Raft Library in C++ based on the Raft implementation in Apache Kudu

  C++

  •

  Apache License 2.0

  •662662 forks•143143 stars•00 issues•00 pull requests•Updated Apr 9, 2026Apr 9, 2026