More API's than you could wave a stick at...

Source Title:
Try WSFinder To Find Web Services & APIs
Story Text:

There's been a lot of stuff here and around about API's recently. Danny points us to, a wiki for web services and API's - they already have close to 100 API's listed and it's gotta be a wise bookmark if you're looking to just mix and match a little content for a site, or build a new service from scratch.