Every war when it comes, or before it comes, is represented not as a war but as an act of self-defense against a homicidal maniac.
George Orwell
Each man must for himself alone decide what is right and what is wrong, which course is patriotic and which isn't.
Mark Twain

CAD - Computer Aided Design

Free CAD Software

List of CAD software available for free.

Sweet Home 3D

Sweet Home 3D is aimed at people who want to quickly design the interior of their home.
Project page on Sourceforge