Here’s a link to a woodstove system that produces a gas that can run a generator, run a propane refrigerator, make fuel for a car, heat hot water and heat the house at the same time.
http://www.youtube.com/watch?v=arbXj9R6ZXw
Yes, it’s called a wood gasifier. Pretty cool tech.
http://www.woodgasifier.org/
And here’s where you can buy plans, materials, or a turnkey system: