Navit is a car navigation system with routing engine.
OpenCPN is a free software (GPLv2) project to create a concise chartplotter and navigation software for use as an underway or planning tool. OpenCPN is developed by a team of active sailors using real world conditions for program testing and refinement.
OpenStreetMap und OpenLayers zusammenbringen
Points of Interests über Openstreetmaps legen
Routenplaner mit OpenStreetMap
OpenStreetMap is a free editable map of the whole world. It is made by people like you.
This system reads S-57 ENCs, DNC, and SevenCs directENC Data; compatible with LINUX, and Windows 2000/XP
QLandkarte GT is the ultimate outdoor aficionado's tool. It supports GPS maps in GeoTiff format as well as Garmin's img vector map format. Additionally, it is the PC-side front end to QLandkarte M (see next), a moving map application for mobile devices.