French Geographic Information System
Toolkit for working with and mapping geospatial data
Open source system for GPS tracking devices
Application to browse and visualize your GPS files
Multiplatform Ham Radio APRS and Mapping Program
FAA digital chart viewer for iPhone and iPad
Copy multiples feature classes in ArcSDE to a local file geodatabase
Tile Cache Server
a free and open map of wireless communicating objects
Convert GPS-Tracks user-saved tracks to KML files for Google Earth.