Catalog of applications for OpenStreetMap
Build your own GPS unit
Display people's or device transit routes based on latitude and longit
GPS mapping and management software
Raster layer editing toolbar for ArcMap 10.x
a free and open map of wireless communicating objects
GPS data in a file for development testing
Coordinate projection and datum transformatoin libarary for .NET
Basic routing and spatial functions using OpenStreetMap data
OsmSharp - OpenStreetMap (OSM) Library and Tools developed in C#