Skip to content
@open-feature

OpenFeature

Standardizing Feature Flagging for Everyone

OpenFeature Logo

Welcome to the OpenFeature project 👋

OpenFeature is an open specification that provides a vendor-agnostic, community-driven API for feature flagging that works with your favorite feature flag management tool or in-house solution.

Learn More 📚 · Get Started 🔭 · Contribute 😍 · Discover the Ecosystem 🧭


👋 Getting involved

There is a lot to do! If you're interested in getting involved, please join our Slack channel, the mailing lists, and attend the community meetings. We're a friendly, collaborative group and look forward to working together!

Learn how to get involved in the OpenFeature Contributor Ladder.

🦺 Help keep our community safe, inviting, and inclusive

OpenFeature follows the CNCF Community Code of Conduct. Please abide by this Code of Conduct when interacting with all repositories under the OpenFeature umbrella and when interacting with people.

👾 Reporting Security Incidents

Please be mindful that Security-related issues should be reported through our Security Policy as Security-related issues and vulnerabilities can be exploited and we request confidentiality whenever possible.


OpenFeature is a CNCF incubating project.

Pinned Loading

  1. spec Public

    OpenFeature specification

    Python 880 44

  2. community Public

    OpenFeature project community and governance

    JavaScript 99 92

  3. openfeature.dev Public

    OpenFeature Website

    TypeScript 47 79

  4. playground Public

    OpenFeature SDK demos and experimentation

    TypeScript 68 28

  5. open-feature-operator Public

    A Kubernetes feature flag operator

    Go 242 43

  6. flagd Public

    A feature flag daemon with a Unix philosophy

    Go 713 83

Repositories

Showing 10 of 50 repositories
  • openfeature.dev Public

    OpenFeature Website

    TypeScript 47 CC-BY-4.0 79 15 2 Updated Jun 19, 2025
  • community-tooling Public

    Tools for Community Management

    Go 4 Apache-2.0 2 2 1 Updated Jun 19, 2025
  • java-sdk-contrib Public

    Community contributions for hooks and reference providers

    Java 39 Apache-2.0 53 8 (2 issues need help) 22 Updated Jun 19, 2025
  • spec Public

    OpenFeature specification

    Python 880 Apache-2.0 44 15 (1 issue needs help) 4 Updated Jun 18, 2025
  • js-sdk Public

    JavaScript SDK for OpenFeature

    TypeScript 211 Apache-2.0 38 19 (4 issues need help) 19 Updated Jun 18, 2025
  • dart-server-sdk Public

    Experimential ServerSide Dark SDK For OpenFeature

    Dart 3 Apache-2.0 2 1 0 Updated Jun 18, 2025
  • community Public

    OpenFeature project community and governance

    JavaScript 99 Apache-2.0 92 1 2 Updated Jun 18, 2025
  • rust-sdk-contrib Public

    Community maintained OpenFeature Providers and Hooks for Rust

    Rust 8 Apache-2.0 8 7 (1 issue needs help) 2 Updated Jun 18, 2025
  • java-sdk Public

    Java implementation of the OpenFeature SDK

    Java 103 Apache-2.0 44 8 (1 issue needs help) 3 Updated Jun 17, 2025
  • go-sdk-contrib Public

    Community maintained OpenFeature Providers and Hooks for Go

    Go 58 Apache-2.0 55 16 (4 issues need help) 27 Updated Jun 17, 2025