GeonamesDotOrgDotNet is a library that allows users to access the GeoNames API's functions from their .NET applications. Currently, the only calls that the library supports are findNearby, findNearbyPlaceName, findNearByWeather, findNearbyWikipedia, get, hierarchy, children, gtopo30, and srtm3.
There is a new way to play FourSquare, the location-sharing game that just celebrated its first birthday. Kickball is an iPhone app that uses the FourSquare API (our FourSquare API profile) to let users check-in or see their friends. But it adds a few features that may have you leaving behind the flagship app that first made FourSquare so popular.
Your next geo app is going to be easier to build. Instead of running your own database and collecting geographic data yourself, you can build on top of TownMe and its newly-launched read/write Geo API (tech details at our TownMe API profile).