Queeky is an interactive online drawing community for lovers of drawing and online art. The platform provides special drawing tools for users to create their own masterpieces and also showcases work from a worldwide collection of creatives in its galleries. The QueekyPaint API makes it possible to add this data to personal blogs and websites.
Gowalla, Foursquare, Yelp, Facebook Places, the list goes on. There's certainly no shortage of methods to tell people where you are and what you're doing while you're there. Startup Whatser, built on the SoGeo API for location-based apps, has jumped into the ring with a different approach to check-in services: to be useful.