You've probably heard all about the wikiscanner and how it is (at least in the context of wikipedia) getting corporate panties in a well-deserved public twist. I think it rules. It was also built by someone who was in the same not-a-frat as I was in school, so I gotta link to my boy on this one.
http://www.virgil.gr/
If you have no idea what I'm talking about, like Colbert sum it up for ya:
http://www.youtube.com/watch?v=CdtBGK-i8lw
http://wikiscanner.virgil.gr/