I second Bernd... with an addition That does not mean we cannot leverage some of bpmn - terminology (hmmm) - different out of the box supported gateways (nothing more then jpdl3++) - supporting cancelling - graphical notations (visibility of timers, cancellation, events) And if we agree on those, we can see how they best fit in an api View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4180837#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...