An information system for cyclists in Berlin and Brandenburg
Open Source Desktop GIS with Surveying and Cartography Functionality
Handling and basic analysis of hyperspectral data in R
Plugins for OpenCPN
Geodesy based library (geodetic and geocentric functions)
A reference implementation of the Polish geobotanical grid
Multiplatform Ham Radio APRS and Mapping Program
GPSBabel converts and transfers data like waypoints, tracks & routes.