Mac users interested in Poseidon for uml v8.0 trial generally download:
Now Poseidon for UML is based on our Poseidon for DSLs platform. It is a great UML tool with a complete set of diagrams (class, package, use case, state, component, activity and sequence diagrams) and excellent user interface. Poseidon For UML provide magnificent improvements in stability, scalability, performance, reliability and customization
