Viking is a free/open source program to manage GPS data
Toolkit for working with and mapping geospatial data
Open source cross-platform Java Visual Traceroute
A Matlab software to estimate Euler pole parameters
Tool to work on map data, to check the data and generate your own maps
Offline vector map display ported from OsmAnd
Geodesy based library (geodetic and geocentric functions)
Multiplatform Ham Radio APRS and Mapping Program
A wildfire decision support system and visualization tool from Emxsys.
Openstreetmap Layerd SVG Exporter
GUI Program for GEMPAK
A gui for linux users of miniHomer, a GPS tracker
Ready-to-use appliance for GIS, Data Mining and Analysis, Modelling...