AppPerfect Test Manager
Test management tool covering requirements, test execution and defects
ApTest Manager
Web-based requirements and test management tool
expecco ALM
Web-based test and quality management platform (formerly expeccoNET)
Gemini
Work management, issue tracking and help desk software by Countersoft
CucumberStudio
Collaboration and test management platform for BDD (formerly Hiptest)
OpenText Application Quality Management
Application lifecycle and test management (formerly HP ALM / Quality Center)