FLAC is a free lossless compressed audio format which supports streaming and archival. The FLAC project maintains the format and provides a reference encoder/decoder and input plugins for several popular audio players.
XMMS-Musepack is an audio output plugin for the well known xmms on Linux. Andree Buschmann's en-/decoder is a great improvement of lossy audio compression compared to MPEG-III. Give it a try!
Frank Klemm has added many speed optimizations and continous
The Simple Network Enhanced Zulu-time Device (SNEZ-D) or Aftermarket CHU Decoder (A-CHU) is a complete radio-to-interface time reference in-a-box with software that decodes the CHU radio signal, and can be interfaced to NTP servers.
The MP3elf is a low-cost ethernet connected MP3 player that receives an MP3 stream from a local area network server
and delivers it to amplified speakers or a Hi-Fi system. The hardware is based on the ST-013 MP3 decoder chip and a TINI Java SIM