A Basement of Broken Dreams - An album by John Holowach, hosted on archive.org. I used his song called My Piano Sings (Part 3).
BlogMeister - a blogging engine for teachers and students created by David Warlick. I highly recommend that you also check out his other sites, including his blog and his podcasts.
CafePress.com - they make stuff with your designs. You can use it just for fun, or perhaps for a fundraiser. I already have
Podcasts in Education: Share the Kool-Aid, Ask me about my podcast, and My mp3s are legal.
Podcast Alley: Education Podcasts - C'mon, you know you want to vote for me ... right?