PHP Easy Ticket System is a full blown help desk application that you can use for support, reports, errors, feedback, or a help desk. It has administration control and users can check how their tickets are coming along.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.