For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
13.5kProductPricingSign inStart free trialBook a demo
DocsAPIsSDKsEnterprise EdgeGuidesAcademyRelease notes
DocsAPIsSDKsEnterprise EdgeGuidesAcademyRelease notes
    • Home
  • Get started
    • Quickstart
    • Introduction to feature flags
    • Unleash architecture overview
  • Core concepts
    • Overview
    • Import and export
      • Troubleshooting
      • Feature availability and versioning
      • Compare Unleash OSS and Unleash Enterprise
      • Contribute to Unleash

Unleash reduces the risk of releasing new features, drives innovation by streamlining the software release process, and increases revenue by optimizing end-user experience. While we serve the needs of the world's largest, most security-conscious organizations, we are also rated the “Easiest Feature Management system to use” by G2.

GitHubGitHubLinkedInLinkedInX (Twitter)X (Twitter)SlackSlackStack OverflowStack OverflowYouTubeYouTube

Server SDKs

  • Node.js
  • Java
  • Go
  • Rust
  • Ruby
  • Python
  • .NET
  • PHP
  • All SDKs

Frontend SDKs

  • JavaScript
  • React
  • Next.js
  • Vue
  • iOS
  • Android
  • Flutter

Feature Flag use cases

  • Secure, scalable feature flags
  • Rollbacks
  • FedRAMP, SOC2, ISO2700 compliance
  • Progressive or gradual rollouts
  • Trunk-based development
  • Software kill switches
  • A/B testing
  • Feature management
  • Canary releases

Product

  • Quickstart
  • Unleash architecture
  • Pricing
  • Product vision
  • Open live demo
  • Open source
  • Enterprise feature management platform
  • Unleash vs LaunchDarkly

Support

  • Help center
  • Status
  • Changelog
Made in a cosy atmosphere in the Nordic countries.Copyright © 2026 Unleash
LogoLogo
13.5kProductPricingSign inStart free trialBook a demo
On this page
  • Overview
  • Get started
  • Developer guide
  • Client specification
  • Architectural Decision Records (ADRs)
  • Ways to contribute
  • Code contributions
  • SDKs and integrations
  • Documentation
  • Community
  • Contribution workflow
  • Code of conduct
  • Need help?
Support and community

Contribute to Unleash

||View as Markdown|
Was this page helpful?
Previous
Built with

Overview

Unleash is an open-source feature management platform, and we welcome contributions from the community! Whether you’re fixing bugs, adding features, improving documentation, or building integrations, your contributions help make Unleash better for everyone.

Get started

All technical documentation for contributing to Unleash is maintained in the Unleash GitHub repository. This includes:

  • Developer guides for backend and frontend development.
  • Client specification for building Unleash SDKs.
  • Architectural Decision Records (ADRs) documenting design decisions.

Developer guide

The developer guide provides comprehensive information for contributing to the Unleash codebase:

View Developer Guide →

This includes:

  • Setting up your development environment.
  • Understanding the codebase architecture.
  • Backend development guide (Node.js/TypeScript).
  • Frontend development guide (React/TypeScript).
  • Testing guidelines.
  • Code style and conventions.

Client specification

If you’re building a new Unleash SDK or maintaining an existing one, refer to our client specification:

View Client Specification →

This includes:

  • SDK architecture overview.
  • Required SDK capabilities.
  • API integration patterns.
  • Metrics and registration.
  • Best practices for SDK implementation.

Architectural Decision Records (ADRs)

ADRs document important architectural and technical decisions made in the Unleash project:

View All ADRs →

Ways to contribute

Code contributions

  • Fix bugs: Check our GitHub issues for bugs labeled good first issue.
  • Add features: Propose new features by opening an issue for discussion first.
  • Improve performance: Help optimize code and reduce resource usage.
  • Write tests: Increase test coverage and improve test quality.

SDKs and integrations

  • Build SDKs: Create official or community SDKs for new languages using the client specification.
  • Maintain existing SDKs: Help maintain our official and community SDKs.
  • Create integrations: Build integrations with third-party tools and platforms.

Documentation

  • Improve docs: Help improve this documentation by submitting issues or pull requests.
  • Write guides: Create tutorials and how-to guides.

Community

  • Answer questions: Help other users on GitHub Discussions or Slack.
  • Share knowledge: Write blog posts or create videos about Unleash.
  • Report issues: Submit detailed bug reports with reproduction steps.

Contribution workflow

  1. Fork the repository: Start by forking the Unleash repository
  2. Create a branch: Create a feature branch for your changes.
  3. Make changes: Follow the developer guide and relevant ADRs.
  4. Write tests: Add tests for your changes.
  5. Submit a pull request: Open a PR with a clear description of your changes.
  6. Code review: Respond to feedback from maintainers.
  7. Merge: Once approved, your contribution will be merged!

Code of conduct

We are committed to providing a welcoming and inclusive experience for everyone. Please read and follow our Code of Conduct.

Need help?

  • Technical questions: Check the developer guide.
  • General questions: Join our Slack community.
  • Bug reports: Open an issue on GitHub.
  • Feature requests: Start a discussion on GitHub Discussions.