Mybatis common mapper, easy to use
Viking is a free/open source program to manage GPS data
An information system for cyclists in Berlin and Brandenburg
GWC is a tile server and caching proxy written in Java
... the open-source glide computer
Plugins for OpenCPN
Geodesy based library (geodetic and geocentric functions)
CAD 2D for Land Surveying and Civil
FastVersion is a Qgis plugin for data versioning in a Postgis database
A map maker via online map services
Satellite Emulator
Customization of OpenGTS look and feel
CAD 2D for Land Surveying,Civil and more