Feature Flags

Discover 12+ indie Feature Flags tools built by independent makers. Open-source and bootstrapped alternatives with install commands and compatibility data.

PostHog

Open-source product analytics suite.

Analytics & Metrics
analyticsproduct-analyticsopen-source
Visit → 10 AI recommendations
Flagsmith

Open-source feature flags, remote config, and A/B testing.

Feature Flags
ab-testingfeature-flagsopen-source
Visit → 1 AI recommendations
GrowthBook

Open-source feature flagging and A/B testing platform.

Analytics & Metrics
ab-testingfeature-flagsopen-source
Visit → 1 AI recommendations
OpenFeature

Open standard for feature flag management. Vendor-neutral.

AI Standards & Specs
feature-flagsopen-standardvendor-neutral
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Unleash

Open-source feature flag management for enterprise.

Feature Flags
feature-flagsopen-sourcegradual-rollout
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Go Feature Flag

GO Feature Flag is a simple, complete and lightweight self-hosted feature flag solution 100% Open...

DevOps & Infrastructure
beginner-friendlycontinuous-deliverycontinuous-deployment
Visit → 2 AI recommendations
Abby

Abby offers open-source, fully typed feature flagging and remote configuration for React and Next.js, with multi-environment testing and debugging tools.

Developer Tools
Visit → 166★
Flagr

Flagr is an open-source feature flagging and A/B testing service

Feature Flags
Visit → 2579★
Featurevisor

Featurevisor is an open-source tool for managing feature flags, experiments, and remote configuration directly from your Git repository.

Developer Tools
Visit → 794★
flipt

A self contained feature flag solution written in Go and Vue.js

Feature Flags
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LaunchDarkly

Feature flags-as-a-service platform. [](https://launchweek.dev)

Feature Flags
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Statsig

All-in-one platform spanning across analytics, feature flagging, and A/B testing. Free for up to 1m metered events per month

Analytics & Metrics
Visit →
Compare tools: Flagsmith vs Unleash · Unleash vs LaunchDarkly · LaunchDarkly vs Flagr