Automated tests with databases: prep, verify, restore tables
Easy to set up bug tracking with Java
A graphical, cross-browser, easy and Selenium-based testing tool
Enterprise level performance test platform on The Grinder
Unified Test and Logging layer for multiple programming languages
Java (6&7) Code Coverage Plugin for NetBeans, based on JaCoCo
Quality-Check is a small Java library for basic runtime checks of vars
Java library can be used in JUnit testcases for beans coverage
Mongo DB plugin for Benerator