Unleash

Open-source feature flag management

Unleash is an open-source feature flag system with gradual rollouts, A/B testing, and SDKs for every language. Self-hostable alternative to LaunchDarkly.

Panel Reviews

The Builder

Developer Perspective

Ship

“Open-source feature flags that you can self-host. SDKs for every language and the evaluation is fast.”

The Skeptic

Reality Check

Ship

“80% of LaunchDarkly's features at a fraction of the cost. Self-hosting option means no vendor lock-in.”

The Futurist

Big Picture

Ship

“Feature flag infrastructure is becoming commodity. Open-source solutions like Unleash will capture the long tail.”