Viking is a free/open source program to manage GPS data
An information system for cyclists in Berlin and Brandenburg
French Geographic Information System
Analysis and display of Census, business, government attribute data
Geodesy based library (geodetic and geocentric functions)
A reference implementation of the Polish geobotanical grid
Multiagent simulator of road traffic in Qt/C++ and OpenStreetMap.
A Landsat 8 scene viewer
Multiplatform Ham Radio APRS and Mapping Program
Open Street Map (OSM) tools, OSM/XML parser, tag extractor
Wrapper for QNetMap library
MeteosatTool is for visualization and processing meteo satellite image