Fair Source software licensing

Since 2016, we've handled licensing for thousands of software products. Keygen is Fair Source, built for developers, by developers. Self-host or try Keygen Cloud today.

Free during development, no upfront commitment

5 stars

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Keygen Cloud is used by hundreds of businesses to license their software applications, including Spotify, Sennheiser, and Synopys. Make your team more productive with Keygen.

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",
          "scope": {
            "product": "ef6e0993-70d6-42c4-a0e8-846cb2e3fa54",
            "fingerprint": "42:29:d3:ae:33:0c:47"
          }
        }
      }'
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",
          "scope": {
            "product": "ef6e0993-70d6-42c4-a0e8-846cb2e3fa54",
            "fingerprint": "42:29:d3:ae:33:0c:47"
          }
        }
      }'

Build vs. buy

Businesses of all sizes face the question of whether to build or buy a product licensing solution. Keygen's developer APIs give you a better option that will save your business time and money.

Reduce the up-front development and ongoing maintenance costs of a custom in-house solution.
Maintain the flexibility of a custom in-house solution, but leave the hard stuff to us.
Developer support and integration services by our licensing experts.
Building blocks for implementing countless licensing models.
Cloud and self-hosted options.

All-in-one solution

We'll handle the infrastructure so your team can focus on product. Implement robust software licensing types that can scale with your product. From powerful node-locked licensing, to floating licenses, to licensing virtual machines — we can handle it all.

License

Protect your IP at the application layer with our flagship licensing API. License keys, entitlements, activation, and more.

Distribute

Protect your IP at the distribution layer using our distribution API. License-gated downloads, auto-upgrades, and more.

Scale

Effortlessly go from hundreds of users, to thousands, to hundreds of thousands of users and beyond.

Read testimonials

Solutions for licensing & distribution

Choice
Managed Keygen Cloud, or explore self-hosting.

View Options
Quickstarts
Guides and API references for developers of all skill levels.

View Docs
Dashboard
Manage your products from an intuitive dashboard.

View Dashboard
Pricing
From indie to enterprise, we have options for everyone.

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Fair Source software licensing

Cloud-favorite

Build vs. buy