Geo::Google::StaticMaps, which basically just transforms a map definition given as a bunch of nested hashes and arrays into a Static Maps API URL. It ought to support everything that the Static Maps API itself currently supports.
Popular location-based social network Foursquare quietly made the long-teased new version of its API publicly available Tuesday. The changes, embraced by its developer community, include JSON-formatted responses and OAuth-only authentication. Even though the new API is characterized as in beta, the company has also deprecated the previous version, announcing it will no longer be available by the middle of next year.