Open source PCB designs you can simulate
20,833 boards
Every public KiCad project we can find on GitHub, with its processor, full parts list and a render of the board. Any of them can be brought up in simulation: open one and run firmware on it before you order a single PCB.
Buck reg-5v
AllAboutCircuits
77.6 × 31.8 mm25 parts2LGPL-2.08Crowbar
AllAboutCircuits
13 × 37.2 mm12 parts2LGPL-2.08