Visual Paradigm for UML (Personal Edition) for Mac OS X 

Visual Paradigm for UML is a UML modelling tool that supports full software lifecycle - OO analysis, OO design, coding, testing and deployment. VP-UML supports round-trip, reverse engineering, code generation, import XMI, Rational Rose, plugin, etc.
visual paradigm uml uml 2.0 uml tools modelling tools uml diagrams case tools class diagrams use cases rational rose object oriented oo ood

SDE for IBM WebSphere (SE) for Mac OS X 

SDE for IBM WebSphere is a UML plug-in for IBM WebSphere. You can draw all types of UML diagrams (class, use case, sequence, component ...) in IBM WebSphere, generate Java code, reverse engineer Java code to class diagram, import Rational Rose...
ibm websphere uml modeler add-ins plugins uml 2.0 uml tools modelling tools uml diagrams case tools class diagrams use cases

SDE for IntelliJ IDEA (SE) for Mac OS X 

SDE for IntelliJ IDEA is a UML plug-in for IntelliJ IDEA. You can draw all types of UML diagrams (class, use case, sequence, component ...) in IntelliJ IDEA, generate Java code, reverse engineer Java code to class diagram, import Rational Rose...
intellij idea uml modeler add-ins plugins uml 2.0 uml tools modelling tools uml diagrams case tools class diagrams use cases

SDE for JBuilder (SE) for Mac OS X 

SDE for JBuilder is a UML plug-in for JBuilder. You can draw all types of UML diagrams (class, use case, sequence, component ...) in JBuilder, generate Java code, reverse engineer Java code to class diagram, import Rational Rose...
jbuilder uml modeler add-ins plugins uml 2.0 uml tools modelling tools uml diagrams case tools class diagrams use cases rational rose

SDE for JDeveloper (SE) for Mac OS X 

SDE for JDeveloper is a UML plug-in for JDeveloper. You can draw all types of UML diagrams (class, use case, sequence, component ...) in JDeveloper, generate Java code, reverse engineer Java code to class diagram, import Rational Rose...
jdeveloper uml modeler add-ins plugins uml 2.0 uml tools modelling tools uml diagrams case tools class diagrams use cases rational rose

SDE for Sun ONE (SE) for Mac OS X 

SDE for Sun ONE is a UML plug-in for Sun ONE. You can draw all types of UML diagrams (class, use case, sequence, component ...) in Sun ONE, generate Java code, reverse engineer Java code to class diagram, import Rational Rose...
sun one uml modeler add-ins plugins uml 2.0 uml tools modelling tools uml diagrams case tools class diagrams use cases rational rose