By this article I start publishing all interesting stuff I've made. Kind of portfolio. Visual Petri Net Plus (VPNP)  was thesis of my diploma work at Technical University of Moldova(2000-2002). It is Petri Net designer, simulator and calculator. It has nice graphical engine that help to draw Petri net quite easy. Theory of Petri Nets is intresting, you can find a lot of information on the net. My work was to do graphical designer, save/load and simulation. Tools used: Delphi 5. Continue reading