Open Source Feature Flag & Experimentation Tools Projects
Tools for managing feature flags, gradual rollouts, kill switches, and A/B experiments without redeploying code.

Unleash
Open-source feature management platform for feature flags, gradual rollouts, kill switches, and A/B testing on your own infrastructure.
Alternative to:
LaunchDarkly
LaunchDarkly
flagd
OpenFeature-compliant feature flag daemon that evaluates flags from files, HTTP, gRPC, Kubernetes, or cloud storage over HTTP and gRPC.
Alternative to:
LaunchDarkly
LaunchDarkly