Open Source Dashboard Software

LinuxICE
ICE (for "In-Car Entertainment") is an Ubuntu-based distro under active development and includes nghost, a car-oriented "desktop" environment. LinuxICE

DashPC
Software front-end for GPS, media, etc that doesn't seem to have had any development since about 2004. Many of the features don't work but it could be an interesting basis for further development. DashPC