Cross platform (lin/win/mac) geographical information system (GIS)
Blender addons to make the bridge between Blender and geographic data
GeoServer repository
Large-scale WebGL-powered geospatial data visualization analysis
An open source geocoder for openstreetmap data
Interactive, thoroughly customizable maps in the browser
Geographic library
An information system for cyclists in Berlin and Brandenburg
Viking is a free/open source program to manage GPS data
A cartography program with parameter adjustments and gravity fonctions
Toolkit for working with and mapping geospatial data
Spatial Statistics Libraries & Tools for GeoTools, GeoServer, uDig
GPS navigation software for Windows Mobile & WinCE devices.
GWC is a tile server and caching proxy written in Java
GPS track editor for editing tracks and planning (multiple) day tours
Automated detection of the unknown early map projection
Free software for maps
Open OSINT stack for monitoring, analysis, and risk detection