Open Source Routing Machine - C++ backend
Toolkit for working with and mapping geospatial data
Spatial Statistics Libraries & Tools for GeoTools, GeoServer, uDig
Adjustment of local surveying networks, binary builds for Windows
Show your position live on the web using your phone as a tracker
Subway maps of the World !
Satellite Emulator
Multiplatform Ham Radio APRS and Mapping Program
Land survey field crew data management for .RAW and .JOB file types.
See you and your friends on a map
FAA digital chart viewer for iPhone and iPad
Ready-to-use appliance for GIS, Data Mining and Analysis, Modelling...
Tile Cache Server
XNavigator is a Virtual Earth browser and viewer for http://osm-3d.org
Convert GPS-Tracks user-saved tracks to KML files for Google Earth.