The OSRM Tile Service Curl Sample Code demonstrates how to implement Mapbox Vector Tiles that can be viewed with a vector-tile capable slippy-map viewer. The tiles contain road geometries and metadata that can be used to examine the routing graph.
With billions of IoT devices estimated to hit the market in the coming years, closed, proprietary systems can make interoperability difficult. One way the challenge can be mitigated is through open source technologies enabling connected devices to communicate with each other.
Google is inviting developers from around the world to participate in the "Google Places API Developer Challenge 2012", a contest that encourages developers to help address the needs of local communities by creating applications that use the Google Places API and available municipal data sources.