(Collected from GameMaker Forum)
SEARCH ENGINES http://www.findsounds.com/ http://www.findmidis.com/ http://www.musicrobot.com/ http://www.vanbasco.com/midisearch.html MUSIC http://remix.overclocked.org/index.php http://www.ifni.com/ http://www.sunncity.com/music/ http://billbrownmusic.com/musicmain.htm http://www.freeplaymusic.com/ http://www.angelfire.com/darkside/darknebula/main.html http://www.mirsoft.info/gamemids-archive.php?selection=90 http://www.mididb.com/ http://www.gamingw.net/music/ http://www.vgmusic.com/ http://www.soundtempest.net/music.html http://www.technomidi.com/ http://www.freewebs.com/yayah_1productions/sounds.htm http://freshmidis.mirrorz.com/ SOUND EFFECTS http://www.sounddogs.com/start.asp http://www.flashkit.com/loops/ http://www.a1freesoundeffects.com/ http://www.bravenet.com/resources/audio/index.php http://www.matt-home.freeserve.co.uk/sounds_main.htm	NINTENDO SOUNDS/MUSIC http://www.megaone.com/dannyone/ssbm_download.html http://cube.smedia.co.uk/downloads/music.htm http://www.classicgaming.com/tmk/midi.shtml MEGAMAN MUSIC http://www.angelfire.com/pq/MegaManMusic/ FORUMS http://s3.invisionfree.com/Music_Creation_Zone/index.php SONIC MUSIC http://www.sonicunited.com/music.php http://www.planetdreamcast.com/sonic/listen/index.html TOOLS http://www.cuttermusic.com/ http://www.fruityloops.com/ http://www.hammersound.net/ http://www.anvilstudio.com/ http://www.goldwave.com/ http://www.myriad-online.com/ http://www.noteworthysoftware.com/ http://www.ejay.com/ http://audacity.sourceforge.net/ http://www.blazeaudio.com/ CONVERSION http://www.mp3convertors.com/ http://www.blazemp.com/