Test & requirements management
TestLink is a web based Test Management tool. The application provides Test specification, Test plans and execution, Reporting, Requirements specification and collaborate with well-known bug trackers. IMPORTANTE NOTICE About CVS Code in CVS is HISTORICAL ONE. We have moved repository to http://gitorious.org/testlink-ga
Use Case Maker helps software developers to write organized use cases and to maintain related requirements.
This project is no longer maintained or active. Sourceforge refuses to remove it from their listing after 5 years of asking.
open source issue tracking system
itracker is a true open source issue tracking system. itracker is built using Java enterprise technology. itracker is a professional, easy to use, open, easy to integrate, fast, modular, customizable and scalable solution for all kinds of projects.
Muzzle is an application that help Test Projects to customize, develop, maintenance and management test cases.
PHPatch is (to be) an extensible task oriented/platform independent application in PHP, for web application management operations (but not restricted), similar to Java Ant.