Squeezebox is revolutionary. It streams your music from your computer to your digital stereo over your wireless or ethernet network—without any loss of sound quality. You now have lightning-fast access to any song in your digital music collection, anywhere in your home.
Squeezebox seems to be a powerful anternative to AirMac Express. It can stream MP3, AAC, Apple Lossless, Ogg Vorbis and many other codecs and provides easy-to-use Web-based control panel written in Perl.