The Geo API suite includes mqueryultiple APIs that allow users to access millions of geographic data points that have been organized using one consistent, unified schema. Users can query by Latitude/Longitude/Radius, Bounding Box, QuadKey, or any valid return key (Wikipedia Page ID, FourSquare Venue ID). The APIs pull data from at least a dozen sources including Wikipedia, Foursquare, Zillow, American Community Survey and more. It uses RESTful calls and responses are formatted in JSON.
The following is a list of SDKs from our SDK directory that matched your search term. Though your definition of an SDK may differ, in our world, we define SDKs as platform- specific tools for consuming existing APIs of the sort we list in our API directory. For example, the Ruby SDK for consuming the Twitter Ads API. If you think an SDK, API, or other asset is missing from our directory, be sure to check our guidelines for making contributions to ProgrammableWeb.