The GraphHopper Directions Java Library by GraphHopper allows developers to integrate the GraphHopper Directions API into their Java applications. Usage examples are provided in the documentation.
TomTom has added another API to its mapping and navigation solutions portfolio: Traffic Stats API. Traffic Stats collects data from over 450 million connected devices in order to provide historical traffic data. The data collected includes speed, route, travel time, segment, and more.
Google continues to bring new APIs into its new developer site. The most recent addition is the Google Maps API, the company's popular platform for all things location, mobile and local.