5 open source hardware products for the great outdoors: 
When people think about open source hardware, they often think about the general category of electronics that can be soldered and needs batteries. While there are many fantastic open source pieces of electronics, the overall category of open source hardware is much broader. This month we take a look at open source hardware that you can take out into the world, no power outlet or batteries required.
read more: Opensource.com mweinberg
Supporting Open Source.
Have you tried: Sailing in Africa ?