J2EE-based, issue tracking and project management application developed to make this process easier for development teams. (Atlassian) http://www.atlassian.com
A portable incident/bug report/help request-tracking system which runs on UNIX-like operating systems. It easily handles thousands of problem reports, has been in wide use since the early 90s, and can do most of its operations over e-mail. Several front e http://www.gnu.org/software/gnats/
Bugs and defects tracking software for small businesses to corporate enterprises for helpdesk, technical and customer support, and call tracking. (Soffront Software) http://www.soffront.com/