CPN Tools 4 @ Petri Nets 2013 Posted on June 27, 2013 (April 29, 2023) by Michael Tool presentation of CPN Tools 4 from Petri Nets 2013. If you want to see CPN Tools 5, consider our IndieGoGo campaign. MichaelTime person of the year 2006, Nobel Peace Prize winner 2012. westergaard.eu/