Visual Paradigm for UML (Modeler Edition) for Linux 

Visual Paradigm for UML is a powerful but easy-to-use UML modeling tool supporting real-time synchronization between code and model, import Rational Rose, export/import XMI, report generator, MS Visio integration, plugins, version control, 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

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

Visual Paradigm for UML is a powerful but easy-to-use UML tool. VP-UML supports reverse engineering for Java, XML, Dot NET dll/exe, C++, CORBA IDL, code generation, import Rational, XMI, report generator, Microsoft Visio integration, 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

Visual Paradigm for UML (Personal Edition) for Linux 

Visual Paradigm for UML is a cross-platform UML modeling tool that runs on Windows, Linux, Mac OS X. VP-UML supports all UML diagrams, reverse engineering (code to model), code generation (models to code), import Rational, MS Visio integration, 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

Visual Paradigm for UML (Community Edition) for Windows 

Visual Paradigm for UML is an easy-to-use UML tool that supports reverse engineering for Java, XML, XML Schema, .NET dll/exe, C++, CORBA IDL, code generation, import Rational, XMI, report generator, MS Visio integration, version control, plugin, etc.
visual paradigm uml modeler uml 2.0 uml tool modeling tool uml diagram case tool class diagram use case rational rose object oriented oo

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

Visual Paradigm for UML is a full life-cycle UML CASE tool that supports the latest UML notation (class diagram, use case diagram, sequence diagram, communication diagram, statechart diagram, activity diagram, component diagram, deployment diagram).
visual paradigm uml modeler uml 2.0 uml tool modeling tool uml diagram case tool class diagram use case rational rose object oriented oo

SDE for JDeveloper (PE) for Windows 

SDE for JDeveloper is a UML plugin for JDeveloper. You can draw all types of UML diagrams (class, use case, sequence, collaboration, statechart, activity, component, deployment, object diagram) and perform textual analysis in JDeveloper...
jdeveloper uml ood visual modeler add-in plugin uml 2.0 uml tool modeling tool uml diagram case tool class diagram