Music

http://www.rarewares.org/index.php

http:/www.icecast.org

http://www.foobar2000.org

http://www.exactaudiocopy.de

http://www.bitburners.com/nero-audio-plugins

http://www.erightsoft.com/SUPER.html ( download link bottom of page )

http://www.videolan.org/vlc

http://www.oddsock.org

http://www.vorbis.com

http://flac.sourceforge.net

http://www.alsa-project.org/main/index.php

http://audacity.sourceforge.net

http://www.discogs.com

http://www.netsoundsmusic.com

http://www.djmag.com

http://www.htfr.com

Open Source

http://www.debian.org

http://www.debianhelp.org

http://www.debianhelp.co.uk

http://www.freebsd.org

http://forums.freebsd.org

http://www.netbsd.org

http://www.slackware.com

http://www.linuxquestions.org

http://fedoraproject.org

http://www.gentoo.org

http://www.freshmeat.net

http://www.sourceforge.net

http://www.ubuntu.com

http://www.linux.org

http://www.kernel.org

http://distrowatch.com