Version 5.0 Just Released!

SoftActivate Licensing SDK is a highly secure software licensing and copy protection framework for Windows, Linux, OS X, Android and more.

with Full C++ (x86/x64/arm64) and C# (.NET) Source Code !

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SoftActivate Licensing SDK

New in Version 5.0

Modern React Admin Console

Beautiful, responsive admin interface built with React 18, Redux Toolkit and Bootstrap 5. Manage licenses from desktop, tablet, or mobile.

Stripe Payment Integration

Accept one-time purchases and subscriptions with automatic license delivery via webhooks.

Multi-Tenant Architecture

Perfect for SaaS and resellers: per-tenant database isolation, user management, and analytics. (Enterprise Edition)

Improved Developer Experience

RESTful API to interact with the system programatically, self-documenting JSON Schema validation, vastly improved security and more.


Modern React Admin Console with Real-time Analytics 

Manage your licenses, products, and customers with our stunning new React 18 admin console. Features interactive sales charts, real-time analytics, and responsive design that works beautifully on any device.


Real-time Sales Analytics and Reporting 

Track your software sales with interactive charts and detailed reports. View sales by country, product, and time period. Export data for further analysis.


Online and Offline Software Activation with Included Licensing Server 

Full support for online or over-the-phone software activation, powered by a modern Node.js server architecture. Lock your software to a specific computer with advanced hardware fingerprinting.


Secure License Key Generation and Validation 

Generate license keys digitally signed using RSA-2048/4096 industry-standard cryptography. 100% secure, yet compact and easy to type, dictate or print.


Full Source Code Available as Option 

Full source code for Windows, Linux, OS X and Android NDK platforms on x86/x64/arm64 architectures is available in the Enterprise/Ultimate edition of the SDK (written in both C# and C++), should you need maximum control and peace of mind over your licensing process.


Protect your software with license keys and activation with only one line of source code. 

Add full licensing, trial and activation to your software with only one line of source code using our customizable license manager with full user interface !


Stripe, PayPal and E-Commerce Integration 

Accept payments via Stripe (one-time and subscriptions) with automatic license delivery. Also supports FastSpring, PayPal IPN, RegNow and ShareIt for maximum flexibility.


Windows, OS X and Linux software licensing support 

For Enterprise and Ultimate SDK editions, you can now compile and use the SDK with OS X and Linux software applications.


Trial Versions Support 

Add trial functionality to your application. The trial version will expire in a chosen number of days.


Advanced Hardware ID Generation 

Generate hardware id strings that still match even if hardware components of the computer are replaced.


Download Manager 

Restrict certain file downloads to only your customers, requiring a license key for download.


Priced for small to large businesses 

More cost effective yet more powerful and flexible than other similar solutions on the market. One-time purchase, no subscription required.


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