Quick License Manager - Quick License Manager (QLM) is a license protection framework that creates professional and secure license keys to protect software against piracy.
Keygen - A dead-simple software licensing API built for developers
VIZOR - Build the Immersive Web with Vizor as easy as drag and drop.
CodeMeter - License Management
Labs64 NetLicensing - Monetize your digital products and services
Open iT LicenseAnalyzer - Open iT LicenseAnalyzer is a software usage metering and optimization tool that provides an enterprise-wide overview of installed software programs managed by most software license managers.