Navit is a modular, touch screen friendly car
navigation system with GPS tracking, a real-time
routing engine, and support for various vector map
formats. It features GTK+ and SDL user interfaces
in addition to a GL-accelerated 3D view.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
