LICENSE4J
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Software Licensing Solutions

Licensing Library and License Server

LICENSE4J is a robust licensing library and license server that simplifies software licensing for developers. It allows for easy integration of licensing functionality into Java applications with minimal code. The user-friendly web-based License Manager works seamlessly on both desktop and mobile devices, enhancing accessibility for all users.
Old version 4.x page available at v4.license4j.com

simply integrate the licensing library

It effectively handles all complexities, enabling developers to implement only a few lines of code for license validation. This efficient approach streamlines and simplifies the entire process.

manage licenses on web-based application

This user-friendly license management web application is compatible with any mobile device, making it easy to create products, license templates, and licenses. It also offers features for monitoring license usage, integrating with payment processors, and sending automated notification emails, all through a straightforward graphical user interface.

support for various licensing models

There are various licensing models, primarily classified into two types: node-locked and floating licenses. LICENSE4J enhances these main license types to create licensing models for perpetual, time-limited, subscription, named-user, floating, and node-locked licensing.

cryptographically secure

The license data is protected through cryptographic encryption and digital signatures, ensuring its security and integrity. This rigorous protection prevents any alteration or tampering on the client side, allowing the information to be stored safely and reliably.

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