rgw2 is a wrapper that allows developers to access the Guild Wars 2 API using Ruby code. It includes methods for accessing information on the game's items, events, worlds, maps, recipes, etc.
Mashup games are always fun. Those built upon FourSquare have an extra layer of enjoyment, because they're tied to the real world. In the case of City Warfare, players use various water weaponry to soak other FourSquare users.
Facebook subsidiary Oculus VR has released an SDK for developers that is, at least in this initial version, exclusively designed for the Samsung Gear Innovator Edition on Note 4.
Games media service RAWG opens its API for developers. RAWG is the largest games database with over 300,000 of games, 2M of screenshots, 400K of reviews and ratings, and now you can access all of it and much more via the API.