Visual Paradigm SDE for IntelliJ IDEA is a UML CASE tool/plug-in tightly integrated with IntelliJ IDEA. This OO modeling tool supports full software development lifecycle - analysis, design, implementation, testing and deployment. This UML software helps you build quality applications faster, better and cheaper. You can draw all types of UML diagrams in IntelliJ IDEA, generate Java code, reverse engineer Java code to class diagrams and generate documentation.

SDE Features:
+The latest UML support
+CRC Card for finding objects
+Business Workflow diagram
+Use Case Details Editor - An all-in-one environment for specifying a use case's details including general model specification and use case descriptions
+Full Screen Diagram Editing - Maximizes the diagramming area
+Sweeper - Drag to sweep shapes aside to make room for creating new shapes.
+EJB Diagram - Visualize EJB systems.
+EJB Code Generation and Deployment - Generate beans for your application development and deployment.
+Database reverse - database to ERD
+Database generation - ERD to database tables
+ORM support - Generate Java objects correspond to a database
+Reverse engineering - code to model, code to diagram
+Instant Reverse for Java, C++, XML, CORBA IDL, Dot NET dll/exe, Hibernate mapping file...
+Code Generation - diagram to code, model to code
+Round-trip engineering
+Auto-sync between source code and diagrams
+Automatic diagram layout - rearrange shapes and connectors on diagrams in elegant styles
+Import Rational Rose project
+Export/Import XMI
+Export diagrams to SVG, PNG, JPG
+Visio Integration - draw UML diagrams with MS Visio stencils
+HTML/PDF report generator
+Version control
+More...

Other UML Modeling Tools / UML Plugins:
Java Platform (Linux/Windows/Mac OS X):
+SDE for IntelliJ IDEA
+SDE for Eclipse
+SDE for Oracle JDeveloper
+SDE for IBM WebSphere (WSAD)
+SDE for Borland JBuilder
+SDE for NetBeans
+SDE for Sun ONE
+SDE for WebLogic Workshop

Windows Platform:
+SDE for Microsoft Visual Studio .NET
+More SDE...