If you’ve worn out Kevin MacLeod’s Incompetech, but looking for free, royalty-free music here’s a new alternative… some dark, intense, orchestral and dramatic options. Check ’em out: http://www.jewelbeat.com/

Also a bunch more courtesy of YouTube’s BattlefieldDoktor via JourneysofLifeBooks:

http://ccmixter.org (click here to search royalty-free for commercial use tunes)
http://incompetech.com
http://freepd.com
http://www.jamendo.com
http://soundsnap.com
http://theslip.nin.com/
http://www.dance-industries.com
http://www.tbtmusic.com
http://www.newgrounds.com/audio/
http://www.audionautix.com
http://www.music4yourvids.co.uk
http://www.nathanwillsmusic.com