Viking is a free/open source program to manage GPS data
GPS track editor for editing tracks and planning (multiple) day tours
A Matlab software to estimate Euler pole parameters
Tool to work on map data, to check the data and generate your own maps
Plugins for OpenCPN
GPS mapping and management software
CAD 2D for Land Surveying and Civil
Apl. móvil de Información georeferenciada + visor 3D escritorio
CAD 2D for Land Surveying,Civil and more
A gui for linux users of miniHomer, a GPS tracker
a free and open map of wireless communicating objects
GPSBabel converts and transfers data like waypoints, tracks & routes.