I've got a site up with free music that you can use in commercial projects, non-commercial, personal, or whatever you like. It's all original...all my own work. All I ask is to be credited as indicated on my homepage:
I've had a lot of requests for looping tracks, so I've begun creating and posting them. At the moment, most of them are on the "Fantasy" page, but there's also one on the "Action" page as well as the "Sci-fi/Space" page.