Open Source Feature Flag & Remote Config Service.

Flagsmith is an open source, fully featured, Feature Flag and Remote Config service. Use our hosted API, deploy to your own private cloud, or run on-premise.

• Flagsmith @ GitHub.

FeatBit is a scalable, high-performance, and 100% open-source feature flags management platform that empowers all teams to deliver, control, experiment with and monetize their software.
Feature flag is a modern engineering technology that decouples code deployments from feature releases, giving you control over when and which end-users see which features.
FeatBit provides a holistic framework for managing feature flags that enables teams to use flags on a massive scale across various use cases.