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Free CMMN 1.1 Tool


Currently v1.11.3. Available for Windows, Linux and Mac. Sources on GitHub.

Edit CMMN 1.1 on your computer

Built on top of it adds native operation system integration, multi model support and more.

Integrates into your operating system

Offline Ready

Install on your computer. Open, browse and save your diagrams on to the local file system.

Open multiple CMMN 1.1 diagrams

Multi Model Support

View and edit many CMMN 1.1 and BPMN 2.0 diagrams as well as DMN 1.1 decision tables in parallel.

Edit CMMN 1.1 XML

XML Editing

Edit execution related CMMN 1.1 properties using the integrated XML editor.