Geographic library
GPS log file viewer and analyzer
Open source cross-platform Java Visual Traceroute
Viking is a free/open source program to manage GPS data
Bootable linux distro for Geospatial Applications
Toolkit for working with and mapping geospatial data
Showing The Amateur radio Repeaters Tool
GWC is a tile server and caching proxy written in Java
An information system for cyclists in Berlin and Brandenburg
Build your own GPS unit
GPS track editor for editing tracks and planning (multiple) day tours
... the open-source glide computer
utilities for cadastre system
Spatial Statistics Libraries & Tools for GeoTools, GeoServer, uDig
Simple GPS tracking server
A Matlab software to estimate Euler pole parameters
Automated detection of the unknown early map projection