Here is some music by Geroge R. Powell that I found that would be great in a game. Enjoy.
http://www.theherooftime.com/epic-music/
This section is more about your own personal compositions. Put things like these in this forum (http://rmrk.net/index.php/board,114.0.html) or one of its child boards if they fit better.
Well, it's not yours and it looks like it's still under copyright, so... it's not really an appropriate resource for the resource database. I'll put it in the Entertainment board though.