Support Incident Tracker (or SiT!) is a web based application for tracking technical support calls/emails. Engineers work to Service Level Agreements and incidents are flagged if they stray outside of them.
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.