Cross platform (lin/win/mac) geographical information system (GIS)
Geographic library
Toolkit for working with and mapping geospatial data
Viking is a free/open source program to manage GPS data
GPS track editor for editing tracks and planning (multiple) day tours
An information system for cyclists in Berlin and Brandenburg
Set of Java interfaces for geospatial applications
A software package for quantitative analysis in Panbiogeography
An interactive tool for GNSS position time series analysis
utilities for cadastre system
Tool for assessment of environmental services on farm scale.
A project on topography and weather comparison
GDAL wheels for python and C/C++ projects (Linux only)
Tool to work on map data, to check the data and generate your own maps
A GUI for the freeware Geographical Information System PCRaster
Offline vector map display ported from OsmAnd
Plugins for OpenCPN