Introduction

Welcome to Keygen! Get familiar with the Keygen APIs and explore their features:

Getting Started with our API

A short technical guide where you create your first product, license policy and license resources using Keygen's API.

Choosing a Licensing Model

Discover the various types of license models Keygen supports. Dig into perpetual and timed licenses, floating licenses and more.

Software Licensing API Reference

A complete software licensing toolkit for any digital product, from license keys, to entitlements, to release distribution.

Take the API for a quick spin

Try the Keygen licensing API in seconds. Validate your first license by copying and pasting the snippet below into a terminal:

curl -X POST https://api.keygen.sh/v1/accounts/demo/licenses/actions/validate-key \
  -H 'Content-Type: application/vnd.api+json' \
  -H 'Accept: application/vnd.api+json' \
  -d '{
        "meta": {
          "key": "C1B6DE-39A6E3-DE1529-8559A0-4AF593-V3"
        }
      }'
curl -X POST https://api.keygen.sh/v1/accounts/demo/licenses/actions/validate-key \
  -H 'Content-Type: application/vnd.api+json' \
  -H 'Accept: application/vnd.api+json' \
  -d '{
        "meta": {
          "key": "C1B6DE-39A6E3-DE1529-8559A0-4AF593-V3"
        }
      }'

Getting started

Keygen helps you create any type of licensing flow—from offering time-limited free trials to a "per-seat" licensing model and everything in-between. Get started below by learning the basics of our licensing API, or by exploring our supported licensing models:

Learn the API Basics

	Perpetual License	Timed License	Floating License	Node‑locked License	Feature License
Expiration Date	No	Yes	Optional	Optional	Optional
Activation Limits	Optional	Optional	> 0	1	Optional
Feature Limits	Optional	Optional	Optional	Optional	Yes
Offline Support	Yes	Yes	Yes	Yes	Yes
	Learn More	Learn More	Learn More	Learn More	Learn More