Add system architecture calculator
Add system architecture calculator

vanHeemstraSystems/vanheemstrasystems.github.io,vanHeemstraSystems/vanheemstrasystems.github.io,vanHeemstraSystems/vanheemstrasystems.github.io,vanHeemstraSystems/vanheemstrasystems.github.io,vanHeemstraSystems/vanheemstrasystems.github.io