http://www.cornergas.ca
http://www.k3b.org
http://lame.sourceforge.net
http://www.MPlayerHQ.hu
http://noteedit.berlios.de/
http://www.vorbis.com
http://www.rosegardenmusic.com/
http://linux-sound.org/
http://www.xcdroast.org
http://xinehq.de/