Quick License Manager - Quick License Manager (QLM) is a license protection framework that creates professional and secure license keys to protect software against piracy.
Free Invoice Generator - A free invoice generator for startups
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.
Invoice Maker - Generate your invoices online for free
LicenseSpring - Reliable and easy to use License-As-A-Service (LaaS) for for any software application
ChimpCharge - Super simple invoicing for freelancers