yProxy™ Blog

Music:

http://www.purple-planet.com/

http://www.musopen.com/

http://www.incompetech.com/m/c/royalty-free/

http://www-plan.cs.colorado.edu/henkel/fso/index-en.html

http://en.wikipedia.org/wiki/Wikipedia:Sound/list

http://www.atom.com/creators/creators_kit/

http://www.soundclick.com/business/license_list.cfm (Search by License type: Creative Commons)

http://ccmixter.org/ (some are non-commercial only)

http://opsound.org/ (Some are non-commercial only)

http://www.archive.org/details/opensource_audio (Search for audio with Creative Commons license)

http://www.archive.org/search.php?query=%28collection%3Aopensource_audio%20OR%20mediatype%3Aopensource_audio%29%20AND%20-mediatype%3Acollection%20AND%20creativecommons%3A%20NOT%20%22%22%20AND%20collection%3Aopensource_audio

Sound FX:

http://www.soundsnap.com/

http://www.freesound.org/

Images:

http://www.sxc.hu/index.html

Cheap Music:

http://www.freeplaymusic.com/

http://www.beatpick.com/