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.
Qualys - Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
Quick License Manager - Quick License Manager (QLM) is a license protection framework that creates professional and secure license keys to protect software against piracy.
Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.
LicenseSpring - Reliable and easy to use License-As-A-Service (LaaS) for for any software application
AlienVault USM (from AT&T Cybersecurity) - AlienVault USM Anywhere delivers powerful threat detection, incident response, and compliance management for cloud, on-premises, and hybrid environments.