KeyAuth is an open source authentication system with cloud-hosted solutions available as well.
Cryptolens Client API for Python
KeyAuth CPP Example
KeyAuth Python Example
KeyAuth C#/CS/CSHARP Example
KeyAuth C Library
Client API to access the functionality of Cryptolens Software Licensing API
Client API to access the functionality of Cryptolens Web API
Client API to access the functionality of Cryptolens Web API
C# wrapper for Labs64 NetLicensing RESTful API
Example for a linkvertise keysystem using KeyAuth's Seller API
C Interface for Cryptolens Web API
Top-tier licensing system, very easy-to-use and free for .NET
Client API to access the functionality of Cryptolens Software Licensing API
Rust Interface for Cryptolens Web API
PHP wrapper for Labs64 NetLicensing RESTful API
PluginPass - WordPress PRO Plugin/Theme Licensing
JavaScript wrapper for Labs64 NetLicensing RESTful API
Example code and help tools to securely protect .NET SDKs with focus on offline environments
Labs64 NetLicensing - Innovative License Management Solution
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