Libresonic is a web-based media streamer and jukebox fork of Subsonic.

Libresonic instantly transports your media to any HTTP connected device
regardless of bitrate. You can stream to multiple players simultaneously.
Libresonic is designed to handle very large music collections. By using
transcoder plug-ins, Libresonic supports on-the-fly conversion and streaming
of virtually any audio format, including MP3, OGG, WMA, FLAC, APE and more.

WWW: http://www.libresonic.org