TestRail - TestRail provides comprehensive test case management for software testing. Organize your testing, boost productivity, get real-time insights, and track progress toward milestones. Integrates with leading issue tracking and test automation tools.
Muglaunch.com - Design and sell print on demand products easily @ Muglaunch
TestLink - Test & requirements management
3D Hubs - Airbnb for 3D printing
Qase - Test case management software for QA and development teams that helps you make your product better.
Zazzy - Design and sell your own 3D printed jewelry