Build your own feature-flag service.
Deciding who sees what is product strategy. Keep it in-house.
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Repositories matching this query, sorted by stars:
topic:feature-flags stars:>200 pushed:>2025-10-29 archived:falseSynced nightly; star history kept so momentum is measured, not guessed.
27 projects
live from source · api.github.com · Oct 29, 2:40 AM UTCposthog
:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
unleash
Open-source feature management platform
openreplay
Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.
growthbook
Open Source Feature Flags, Experimentation, and Product Analytics
next-forge
Production-grade Turborepo template for Next.js apps.
flagsmith
Flagsmith is an open-source feature flag platform with remote config, experimentation, and self-hosted or cloud deployment options.
countly-server
Countly is a privacy-first, AI-powered analytics and engagement platform for understanding and optimizing customer journeys across digital applications, from desktop and mobile to IoT and connected environments.
flipt
Enterprise-ready, Git native feature management solution
flipper
🐬 Beautiful, performant feature flags for Ruby.
rollout
Feature flippers.
flagr
Flagr is a feature flagging, A/B testing and dynamic configuration microservice
piranha
A tool for refactoring code related to feature flag APIs
go-feature-flag
GO Feature Flag is a simple, complete and lightweight self-hosted cloud native feature flag solution 100% Open Source — built on OpenFeature 🎛️
featbit
Enterprise-grade feature flag platform that you can self-host. Get started - free.
FeatureProbe
FeatureProbe is an open source feature management service. 开源的高效可视化『特性』管理平台，提供特性开关、灰度发布、AB实验全功能。
spec
OpenFeature specification
django-waffle
A feature flipper for Django
togglz
Feature Flags for the Java platform
featurevisor
Feature flags, experiments, and remote config management with version control
feature-flags
A Laravel package for handling feature flags
bucketeer
Feature Flag Management and A/B Testing platform
superposition
Superposition is a context-based configuration management system designed to facilitate safe and flexible rollout of config changes
flopflip
🎚Flip or flop features in your React application in real-time backed by flag provider of your choice 🚦
featurehub
FeatureHub - cloud native feature flags, A/B testing and remote configuration service. Real-time streaming feature updates. Provided with Java, JavaScript, React, Python, Go, .Net, Ruby, Android, Swift and Flutter SDKs.
django-flags
Feature flags for Django projects
swift-eventsource
Server-sent events (SSE) client implementation in Swift for iOS, macOS, tvOS, and watchOS
unleash-node-sdk
Unleash client SDK for Node.js