Open Source Hardware (OSHW)

… is hardware whose design is made publicly available so that anyone can study, modify, distribute, make, and sell the design or hardware based on that design. The hardware’s source, the design from which it is made, is available in a preferred format for making modifications to it. It is hardware design that you can fabricate & customize yourself and firmware that is Free Software. Hardware design includes schematics, bill of materials, pcb design, case design, 3d printer / laser cutting design files etc.