UML Designer
UML Designer is an open-source UML tool based on Sirius and Eclipse. The project is licensed under the EPL. UML2. UML Designer is a graphical modeling tool for UML2 based on the Eclipse UML2 plugin and as defined by OMG. It provides support for the main UML diagrams and for UML profiles. Domain specific approach. As it is based on Sirius, the UML models could be combined with Domain Specific Modeling. Each diagram definition could be extended and adapted to specific user needs or combine it to Domain Specific Languages. Compatibility. The latest release of UML Designer  is compatible with the following version of Eclipse: UML Designer is based on the UML2 Eclipse plugin. Thus it is compatible with any tool that can produce UML2 compatible models. Modules are available through the Eclipse Marketplace to combine it with SysML or to directly generate code (Java or C). Community and communication. The UML Designer community is gathered around the UML Designer website and the documentation is accessible online.