fre:ac is a free audio converter and CD ripper for various formats and encoders. It features MP3, MP4/M4A, WMA, Ogg Vorbis, FLAC, AAC, and Bonk format support, integrates freedb/CDDB, CDText and ID3v2 tagging and is available in several languages.
IPv6 Multicast Internet Radio Station backed by a MySQL database, PHP webbased frontend, a seperate mp3 gatherer/indexer and the pride of it all: Radio.Unfix which sends your mp3's onto the internet using only one stream for unlimited listeners.
tetravex oggserv is a centralised ogg vorbis daemon that by standard comes with a web based interface, but more clients will soon be availible. It functions in the same way as a jukebox. Users can queue up tracks using a client.