UML 2 modeling tool: Gaphor

Gaphor is an easy to use modeling environment. This means that you are able to create nice UML diagrams for documentation and to assist you with design decisions. Gaphor will help you create your applications.
* Gaphor has a UML 2.0 compliant data model. This guarantees future compatibility with other modeling tools.
* The data model is developed in Gaphor itself!
* SVG diagram exports.
* The following diagram types are supported:
o Class diagrams
o Use case diagrams
o Action diagrams
o Component diagrams
* Support for stereotypes on classes, interfaces and packages.
* Cross platform: Gaphor works on both Unix and Windows.
* Plugin infrastructure makes Gaphor easy to extend.