The Bugtracker is a complete bug/issue management system, built around MySQL utilizing Java Servlets for a web based front end. This will soon grow into a complete project development architecture encapsulating project management, issue tracking, QA, etc
Bugtracker Project Home Page
http://sourceforge.net/projects/bugtracker/
Download Bugtracker
http://sourceforge.net/project/platformdownload.php?group_id=10035