GUI Program for GEMPAK
Geospatial Distributed Version Control System
Spatial data transformation, multi-scale mapping, vector web mapping
A gui for linux users of miniHomer, a GPS tracker
GT2 combines online and offline navigation for hikers and cyclists
Woodland potential calculator GIS presentation application
Convert GPS-Tracks user-saved tracks to KML files for Google Earth.
In-flight navigation (and more) for private pilots (Linux).
GPSBabel converts and transfers data like waypoints, tracks & routes.