Repositories list

• java-sdk-contrib

  Public
  Community contributions for hooks and reference providers

  javafeature-flagsopenfeature

  javafeature-flagsopenfeature

  Java

  •

  Apache License 2.0

  •8181 forks•4949 stars•2323 issues•2828 pull requests•Updated Sep 28, 2026Sep 28, 2026

• swift-sdk

  Public
  Swift implementation of the OpenFeature SDK for iOS clients

  sdk

  sdk

  Swift

  •

  Apache License 2.0

  •1414 forks•3131 stars•1818 issues•55 pull requests•Updated Sep 28, 2026Sep 28, 2026

• go-sdk-contrib

  Public
  Community maintained OpenFeature Providers and Hooks for Go

  Go

  •

  Apache License 2.0

  •8686 forks•8383 stars•2828 issues•2424 pull requests•Updated Sep 28, 2026Sep 28, 2026

• js-sdk-contrib

  Public
  OpenFeature Providers and Hooks for JavaScript

  openfeature

  openfeature

  TypeScript

  •

  Apache License 2.0

  •8686 forks•7575 stars•3434 issues•3434 pull requests•Updated Sep 28, 2026Sep 28, 2026

• openfeature.dev

  Public
  OpenFeature Website

  openfeature

  openfeature

  TypeScript

  •

  Creative Commons Attribution 4.0 International

  •121121 forks•6565 stars•1818 issues•1313 pull requests•Updated Sep 28, 2026Sep 28, 2026

• dotnet-sdk-contrib

  Public
  OpenFeature Providers and Hooks for .NET

  C#

  •

  Apache License 2.0

  •5050 forks•5353 stars•1919 issues•33 pull requests•Updated Sep 28, 2026Sep 28, 2026

• cpp-sdk-contrib

  Public
  OpenFeature Providers and Hooks for C++

  C++

  •

  Apache License 2.0

  •33 forks•22 stars•1414 issues•66 pull requests•Updated Sep 28, 2026Sep 28, 2026

• python-sdk

  Public
  Python SDK for OpenFeature

  pythonsdkopenfeature

  pythonsdkopenfeature

  Python

  •

  Apache License 2.0

  •4444 forks•112112 stars•1111 issues•77 pull requests•Updated Sep 28, 2026Sep 28, 2026

• flagd-ofrep-cf-worker

  Public
  Cloudflare Worker for OpenFeature Remote Evaluation Protocol using flagd

  TypeScript

  •

  Apache License 2.0

  •00 forks•00 stars•11 issue•44 pull requests•Updated Sep 28, 2026Sep 28, 2026

• dotnet-sdk

  Public
  .NET implementation of the OpenFeature SDK

  sdkdotnetopenfeature

  sdkdotnetopenfeature

  C#

  •

  Apache License 2.0

  •2727 forks•140140 stars•1515 issues•66 pull requests•Updated Sep 28, 2026Sep 28, 2026

• ruby-sdk

  Public
  Ruby implementation of the OpenFeature SDK

  rubysdkopenfeature

  rubysdkopenfeature

  Ruby

  •

  Apache License 2.0

  •1818 forks•4343 stars•44 issues•66 pull requests•Updated Sep 28, 2026Sep 28, 2026

• ruby-sdk-contrib

  Public
  Community contributions for hooks and reference providers in Ruby

  Ruby

  •

  Apache License 2.0

  •1313 forks•55 stars•33 issues•1212 pull requests•Updated Sep 28, 2026Sep 28, 2026

• python-sdk-contrib

  Public
  Community contributions for hooks and reference providers in python

  Python

  •3333 forks•2727 stars•2626 issues•2323 pull requests•Updated Sep 28, 2026Sep 28, 2026

• cpp-sdk

  Public
  C++ SDK for OpenFeature

  sdkcppopenfeature

  sdkcppopenfeature

  C++

  •

  Apache License 2.0

  •22 forks•66 stars•77 issues•66 pull requests•Updated Sep 28, 2026Sep 28, 2026

• spec

  Public
  OpenFeature specification

  feature-flagsspecificationopenfeature

  feature-flagsspecificationopenfeature

  Python

  •

  Apache License 2.0

  •5959 forks•1.3k1.3k stars•3232 issues•1313 pull requests•Updated Sep 27, 2026Sep 27, 2026

• php-sdk

  Public
  PHP implementation of the OpenFeature SDK

  phpfeature-flagsopenfeature

  phpfeature-flagsopenfeature

  PHP

  •

  Apache License 2.0

  •1414 forks•4343 stars•1515 issues•77 pull requests•Updated Sep 27, 2026Sep 27, 2026

• kotlin-sdk-contrib

  Public
  Community contributions for hooks and reference providers

  Kotlin

  •

  Apache License 2.0

  •44 forks•33 stars•33 issues•1212 pull requests•Updated Sep 27, 2026Sep 27, 2026

• cli

  Public
  OpenFeature’s official command-line tool

  Go

  •

  Apache License 2.0

  •2222 forks•6363 stars•2121 issues•88 pull requests•Updated Sep 27, 2026Sep 27, 2026

• rust-sdk

  Public
  Rust implementation of the OpenFeature SDK

  rustsdkopenfeature

  rustsdkopenfeature

  Rust

  •

  Apache License 2.0

  •1313 forks•5151 stars•1212 issues•88 pull requests•Updated Sep 27, 2026Sep 27, 2026

• kotlin-sdk

  Public
  Kotlin implementation of the OpenFeature SDK for Android clients

  sdk

  sdk

  Kotlin

  •

  Apache License 2.0

  •1616 forks•2727 stars•1717 issues•2121 pull requests•Updated Sep 27, 2026Sep 27, 2026

• mcp

  Public
  Model Context Protocol (MCP) Server for OpenFeature

  TypeScript

  •

  Apache License 2.0

  •33 forks•33 stars•11 issue•66 pull requests•Updated Sep 27, 2026Sep 27, 2026

• js-sdk

  Public
  JavaScript SDK for OpenFeature

  typescriptsdkopenfeature

  typescriptsdkopenfeature

  TypeScript

  •

  Apache License 2.0

  •7272 forks•283283 stars•2222 issues•2626 pull requests•Updated Sep 27, 2026Sep 27, 2026

• dart-sdk

  Public
  OpenFeature SDKs for Dart server and client applications, including Flutter.

  Dart

  •

  Apache License 2.0

  •2525 forks•2626 stars•99 issues•11 pull request•Updated Sep 26, 2026Sep 26, 2026

• playground

  Public
  OpenFeature SDK demos and experimentation

  demoprototypeopenfeature

  demoprototypeopenfeature

  TypeScript

  •

  Apache License 2.0

  •3131 forks•7777 stars•77 issues•1818 pull requests•Updated Sep 26, 2026Sep 26, 2026

• flagd-testbed

  Public
  Shared test harness for flagd SDK testing, with Gherkin tests

  Gherkin

  •1515 forks•55 stars•1111 issues•99 pull requests•Updated Sep 26, 2026Sep 26, 2026

• go-sdk

  Public
  Go SDK for OpenFeature

  gogolangsdk+ 1

  gogolangsdkopenfeature

  Go

  •

  Apache License 2.0

  •6464 forks•251251 stars•4444 issues•1616 pull requests•Updated Sep 25, 2026Sep 25, 2026

• open-feature-operator

  Public
  A Kubernetes feature flag operator

  Go

  •

  Apache License 2.0

  •6262 forks•317317 stars•3232 issues•1818 pull requests•Updated Sep 25, 2026Sep 25, 2026

• java-sdk

  Public
  Java implementation of the OpenFeature SDK

  javasdkopenfeature

  javasdkopenfeature

  Java

  •

  Apache License 2.0

  •6161 forks•128128 stars•1313 issues•1313 pull requests•Updated Sep 25, 2026Sep 25, 2026

• flagd

  Public
  A feature flag daemon with a Unix philosophy

  gogolangopenfeature

  gogolangopenfeature

  Go

  •

  Apache License 2.0

  •138138 forks•1k1k stars•116116 issues•2929 pull requests•Updated Sep 25, 2026Sep 25, 2026

• community

  Public
  OpenFeature project community and governance

  communitygovernanceopenfeature

  communitygovernanceopenfeature

  JavaScript

  •

  Apache License 2.0

  •104104 forks•104104 stars•55 issues•11 pull request•Updated Sep 25, 2026Sep 25, 2026