Lowtech Graph lists low-tech options for every need of a home. Here you can compare them, find tutorials to build them, and link them together into a circular system. Why low-tech?
Making a fire less likely, slower to spread, and survivable. Two things matter: the house holding long enough for everyone to get out, and the ground around it not carrying a fire to the walls. The options differ in whether they act on the building or on the land around it.