I'm in the making of a open base computer case that will be easy to build at home whit parts that can be ordered online or bought at a local hardware shop. Some parts will be needed to ether have a laser cuter, 3D printer or be handy whit the jigsaw.
Plastic corners that fits your profiles
20X20mm alu profiles
lot of P clips
Switches and Relays / Electromechanical Relays