Quickstart
To start modeling, create a new CMMN 1.1 diagram by selecting File / New File / CMMN Diagram in the top-level menu.
The demo above shows how to create more CMMN 1.1 elements like a human task with an entry criterion and a manual activation marker.
To save your state of work, click File / Save File As… in the top-level menu. Then select a location on your file system to store the diagram in the CMMN 1.1 XML format. You can load that file again by clicking File / Open File….