VMLAB dient zur Simulation des Boards. VMLAB unterstützt eine Vielzahl von AVRs (ATiny11, ATiny12, ATiny15, ATiny22, AT90S2343, AT90S2323, AT90S1200, AT90S2313, AT90S4433, AT90S4414, AT90S8515, AT90S4434, AT90S8535, ATmega8, ATmega16, ATmega161, ATmega162, ATmega32, ATmega64, ATmega128, ATmega48, ATmega88, ATmega168, ATmega8515, ATmega8535). VMLAB kann unter http://www.amctools.com/download.htm bezogen werden.