This is THE alternative to iTunes in pure Java with iPod support, a sharing server, a built In web front end, cover flow and more. jTunes has support for WAV, MIDI, AU, MP3, and AVI.
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.