Ardurover discourse and Endless sphere could be worth checking out. I've built a Ardurover rig many years ago for a bit of fun (https://agmapsonline.wordpress.c

Ardurover discourse and Endless sphere could be worth checking out. I've built a Ardurover rig many years ago for a bit of fun (https://agmapsonline.wordpress.com/2013/06/18/autonomous-vehicle-on-a-budget-using-apmrover-ardurover/ https://agmapsonline.wordpress.com/2013/06/18/autonomous-veh...) I have fun researching building something bigger in my spare time.