Modelio

Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI. It allows to draw all UML2 diagrams and specific diagrams for business process modeling. It is easy and powerful with the capacity to add new functionalities to the application. In fact, it is possible to generate and reverse engineering source code (Java, ...), generate web documentation or work with other modeling languages and standards (SysML, TOGAF, ...). Several free extensions are available at the Modelio Store for Modelio.