This page has a selection of stove designs, including some of my own invention or modification.
The West Mark One My current stove.
The West Elbow stove a more advanced design.
What happens if you cross the Flatpack stove with the West Mark One? See here
A combined Solar Cooker and Reflector Oven.
For balance, an even lighter cooking stove.
An improved design of cooking pot, the Cupcake Billy.
And on a related topic, the cocktail I invented, the Charlotte Kill.