Viking is a free/open source program to manage GPS data
Catalog of applications for OpenStreetMap
French Geographic Information System
Toolset for GIS users to access OpenStreetMap through their Desktop
Library for OpenStreetMap offline rendering and routing
Export OpenStreetMap tiles to OziExplorer map
Basic routing and spatial functions using OpenStreetMap data
ATENTION; SEE DOCUMENT TO RUN; LAST VERSION 101
OsmSharp - OpenStreetMap (OSM) Library and Tools developed in C#