Skobbler is a cross platform mapping SDK for OpenStreetMap. It provides easy map customization that matches product and corporate identity with solid routing and turn-by-turn navigation. Skobbler supports IOS, Android and web maps integration.
Wrld.js is an SDK built on the Leaflet API that can be used for embedding interactive, 3D, indoor and outdoor maps in a web page. This guide will walk you through the process of using wrld.js to build a 3D airport experience, including searching, point-of-interest markers, and indoor routing.
Every day Foursquare users create millions of check-ins using the location-sharing platform. Those may be only a small fraction of the traffic seen by its API, which we've estimated receives at least 5 billion requests per month. The company continues to expand the local data made available via its API, so developers of all sorts are finding it a rich resource for building their apps.