S-BTS is a PHP web based bug trackingsystem. It helps you manage software development. It uses a database to store issues to be done, bugs to be fixed, and features to be added.
S-BTS is based on 100% all-PRADO framework.
Tracker is a vendor neutral defect tracking tool designed for medium to large scale IT projects. It can also be used as a ticketing system for support helpdesks and to manage both team and individual work queues.