Open, source-available — the new KeygenStar us on GitHub

Use Cases
- Software Application LicensingUse Keygen's flagship software licensing API to add license key validation, device activation and entitlements to any software product.
- Software Artifact DistributionUse Keygen's supplementary software distribution API to securely deliver artifacts and offer automatic updates to licensed users.
- No-code Licensing AutomationUse Zapier to integrate Keygen with your favorite tools, such as Stripe for payments, and Postmark for transactional emails. No code required.
- For On-Premise/Multi-Prem
- For Go Programs
- For Mac Applications
- For Container Images
- For Windows Programs
- For Electron Apps
- For WordPress Plugins
- For Tauri Apps
- For Python Packages
- For PHP Packages
- For Node Packages
- For RubyGems
Demos
Developers
- Self Host Keygen NEWLearn how to self-host our Community Edition for free, or self-host our Enterprise Edition for an all-in-one licensing solution.
- Developer CLIUse Keygen's official CLI to sign and publish software releases. Integrate with our SDKs for secure automatic upgrades.
- Documentation
- API Reference
- Changelog
- Security
- Source Code
Resources
- Read the Source Code NEWKeygen is an open, source-available software licensing and distribution API. View the source code on GitHub to learn more. Build vs BuyBusinesses of all sizes face the question of whether to build or buy a licensing solution.
- Affiliate Program
- Careers
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Pricing
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Keygen + MoonClerk

Use Keygen to license your software

Powerful licensing tools

From perpetual licensing models to a per-seat licensing model—quickly add licensing to your software with Keygen's flexible software licensing API.

Learn about licensing

Licensed software distribution

Don't let the wrong people download your software. Use Keygen's distribution API to require a valid license key for all software downloads and updates.

Learn about distribution

Simple checkout system

Using MoonClerk's embedded payment forms, you can have a simple checkout page for your software up and running in only a few minutes.

View our pricing