GPS log file viewer and analyzer
Viking is a free/open source program to manage GPS data
Toolkit for working with and mapping geospatial data
GPS track editor for editing tracks and planning (multiple) day tours
A software package for quantitative analysis in Panbiogeography
Geographic feature extraction and data mining
My OSM projects in bus routings and 30 Districts reallocated
An information system for cyclists in Berlin and Brandenburg
A project on topography and weather comparison
Open source cross-platform Java Visual Traceroute
Tool for assessment of environmental services on farm scale.
NMEA 0183 library for Java
Adjustment of local surveying networks, binary builds for Windows
Tool to work on map data, to check the data and generate your own maps
A GUI for the freeware Geographical Information System PCRaster