A feature flag daemon with a Unix philosophy.

Features

• OpenFeature compliant with providers available in many languages
• Multiple flag configuration sources including files, http, and Kubernetes
• Accessible over gRPC and HTTP
• Supports subscriptions to real-time flag change events
• Flexible targeting rules based on JSON Logic
• Lightweight daemon, with an emphasis on performance
• Native support for metrics using Prometheus

Get started

Flagd is a simple command line tool for fetching and evaluating feature flags for services. It is designed to conform with the OpenFeature specification. To get started, follow the installation instructions in the docs.

Contributing

See CONTRIBUTING.md for details on how to contribute to the OpenFeature project.

Our community meetings are held regularly and open to everyone. Check the OpenFeature community calendar for specific dates and for the Zoom meeting links.

Thanks so much to our contributors.

Made with contrib.rocks.

License

Apache License 2.0