Visual Paradigm for UML  
   A cross-platform CASE tool, integrated with a full feature Java IDE for model/build/deploy of a system.
   http://www.visual-paradigm.com/

Rhapsody  
   UML based object-oriented analysis, design and implementation tool for embedded systems and software developers. Free Modeler edition. By I-Logix Inc.
   http://www.ilogix.com/

ObjectMaker  
   Models your application requirements and design in one of the more than 30 supported analysis and design notations. Allows you to mix notations to build a single model of your software application. By Mark V Systems.
   http://www.markv.com/products.html

WithClass  
   Rumbaugh, Booch, Unified, Shlaer/Mellor, Coad-Yourdon. Round-trip engineering of C++, Java, C#, VB, VB.NET, Delphi, and IDL, and can be extended to generate any OO language. Provides an COM extensibility interface for custom integration. By MicroGold Sof
   http://www.microgold.com/

Object Engineering Workbench  
   C++ and Java forward and reverse engineering from UML models. Features integrated document server, compiler interface, semantic model checker and automatic diagram layout. Single user and team versions available. By Innovative Software.
   http://www.isg.de/

BridgePoint  
   Official modeler for the Shlaer-Mellor Method now also supports UML. By Project Technology, Inc.
   http://www.projtech.com/

MetaEdit+  
   Allows companies to define and implement their own modeling languages and code generators, model analysis and documentation reports in order to improve software development productivity and reduce overhead.
   http://www.metacase.com/

Excel Software  
   Offers tools that supports the UML notation on Macintosh, Windows, and Linux. Capabilities includes system analysis, requirements traceability, and software design.
   http://www.excelsoftware.com/

Enterprise Architect  
   A UML analysis, design, documentation and project management CASE tool. Includes basic UML models plus testing, metrics, change management, defect tracking and user interface design extensions. By Sparx Systems.
   http://www.sparxsystems.com.au/

ProxyDesigner  
   A graphical software design tool that allows software developers to graphically design software systems using UML and share those designs with other developers on-line. By ProxySource.com, Inc.
   http://www.proxysource.com/

UML2COM  
   A Rational Rose add-in that generates code for Visual C++ or generic C++. By Arion Software.
   http://www.arion.gr/uml2com/

StP/UML  
   An analysis and design environment with a shared repository that supports a development team through the full life cycle of object-oriented application development. Supports incremental code generation and reverse engineering for C++, Java, Ada and IDL. B
   http://www.aonix.com/content/products/stp/uml.html

Visual Case  
   Case tool with a SQL editor designed for rapid development. By Artiso Corp.
   http://www.visualcase.com/

Real-time Studio  
   UML visual modeling tool for real-time embedded system development. By ARTiSAN Software Tools, Inc.
   http://www.artisansw.com/products/products.asp

Documentator for Rational Rose  
   Document generator from Rose 2000 / 2001 to Word 97 / Word 2000. By Henk Rippen.
   http://www.rippen.de/index_e.htm

HOORA Analysis Tool (HAT)  
   Supports UML design, document generation, COM interface, requirements, and three types of diagrams: static model, dynamic model, package summary. By E2S nv.
   http://www.hoora.org/hoora_analysis_tool.htm

Ideogramic UML  
   An UML tool that can be used both on desktop PCs and for creative, cooperative modeling on electronic whiteboards such as the mimio or the eBeam. Supports Java reverse engineering and XMI. By Ideogramic ApS.
   http://www.ideogramic.com/products/

Konesa  
   Round-trip engineering for Java and C++, XMI support, Rose import/export, and team collaboration features. By CanyonBlue Inc.
   http://www.canyonblue.com/

Dia  
   A diagramming tool that supports UML modeling and runs on Linux. [Open Source, Free]
   http://www.lysator.liu.se/~alla/dia/

Visual UML  
   Promotes the tool Visual Object Modelers.
   http://www.visualuml.com/

iUML  
   An application development environment supporting executable modelling, simulation and code generation. By Kennedy Carter.
   http://www.kc.com/products/iuml/index.html

UML CASE Tools Index  
   A list of UML CASE Tools, Java IDEs and Learning materials.
   http://www.geocities.com/millermax2001/casetool.html

UML CASE Tool Index  
   A list of UML CASE Tools, short reviews and prices (object by Design).
   http://www.objectsbydesign.com/tools/umltools_byPlatform.html

My Little UML Page  
   A list of UML case tools and reviews.
   http://plg.uwaterloo.ca/~migod/uml.html

EctoSet Modeller  
   Tool supporting scripting for forward engineering. Includes a customizable user interface.
   http://www.ectoset.com

System Architect  
   A comprehensive modeling solution designed to provide the tools necessary for development of enterprise systems. It supports business modeling, object-oriented and component modeling with UML, relational data modeling, and structured analysis and design.
   http://www.popkin.com/products/product_overview.htm

UML tool Page  
   UML tools, freeware and shareware for object oriented modeling and analysis.
   http://hometown.aol.com/objectreference/other.html

UML Links  
   Collection of UML links includes CASE tools, state diagrams and activity diagrams.
   http://hometown.aol.com/tat51234/uml.htm

Fujaba  
   A free open-source UML modeling and CASE tool that supports Java code generation and some reverse engineering, from the University of Paderborn in Germany.
   http://www.uni-paderborn.de/cs/fujaba/

Object Constraint Language (OCL)  
   An expression language for the UML. Includes an overview, history, definition and a parser written in Java. By IBM.
   http://www-3.ibm.com/software/ad/library/standards/ocl.html

ObjectiF  
   A UML modeling tool that support round-trip engineering of C++, Java, IDL, and DDL code and is extensible to support generation of other languages. Provides a COM interface for custom integration. By microTOOL GmbH.
   http://www.microtool.de/objectiF/en/index.htm

JVision  
   Pure Java UML modeling tool that uses Java classes as basis for a model. By Object Insight, Inc.
   http://www.object-insight.com/product/

Rational Rose  
   A graphical component modeling and development tool using UML. Reverse and round-trip engineering of C++, Java, Smalltalk, Ada, CORBA IDL, DDL, Visual Basic, PowerBuilder, and Forte. Provides a COM extensibility interface for custom integration. By Ration
   http://www.rational.com/products/rose/

Umbrello UML Modeller  
   An UML modelling tool for Unix (with KDE). It supports most UML diagrams, code export (C++ and Java) and reverse engineering. [OPen source, GPL]
   http://uml.sourceforge.net/index.php

Paradigm Plus  
   Object-oriented analysis and design tool that uses Enterprise Component Modeling (ECM) to deliver multi-tiered enterprise applications. It supports integrated business process modeling, physical database modeling, and object modeling. By Computer Associat
   http://www3.ca.com/Solutions/Product.asp?ID=1003

Generic Modeling Environment  
   A configurable toolkit for creating domain-specific modeling and program synthesis environments.
   http://www.isis.vanderbilt.edu/Projects/gme/

CodeLogic  
   Convert any C# or Java source code into the UML Sequence, Class, and other diagrams. Supports export to Rational Rose and Microsoft Visio.
   http://www.logicexplorers.com/

Neptune  
   A European Community project aimed at developing method and tools based on the use of the UML notation.
   http://neptune.irit.fr

Wilde Technologies  
   Wilde is a platform for the delivery of distributed component-based software systems. The runtime binding and configuration is defined graphically by a UML design specification.
   http://www.wildetechnologies.com

Violet  
   A simple UML editor, suitable for students and casual users. GPL Java source code included.
   http://horstmann.com/violet/

Popkin Software  
   Software editor of System Architect a modeling tools for business process, UML, data modeling, and XML design.
   http://www.popkin.com/

Objecteering UML Modeler  
   Modeling tool that supports documentation generation and code generation of Java and C++. By Softeam.
   http://www.objecteering.com/products.php

Slime UML  
   The SLIm Modeling Environment, is UML modeling plug-in for Eclipse Software Development Environment (and Websphere Studio Application Developer, the IBM product based on the Eclipse platform). [Shareware]
   http://mvmsoft.de/content/plugins/slime/slime.htm

ModelMaker  
   Delphi 1-5 compatible case tool for UML modeling. Refactoring, reverse engineering, and instant visualization. Deploy Design Pattens.
   http://www.modelmakertools.com/

SDMetrics  
   Calculates structural design quality metrics such as coupling, size, complexity for UML designs and provides XMI import. Free for non-profit institutions.
   http://www.sdmetrics.com

Popkin Pacific  
   Software solutions for Australia & Pacific Regions. Official distributors of System Architect, a modeling tool for business process, UML, data modeling, and XML design.
   http://www.popkinpacific.com.au

MagicDraw UML  
   A visual UML modeling and CASE tool with teamwork support. It provides the code engineering mechanism (with full round-trip support for Java, C#, C++, and CORBA IDL programming languages), as well as database schema modeling, DDL generation and reverse en
   http://www.magicdraw.com/

Tablet UML  
   A UML tool for the Tablet PC.
   http://www.tabletuml.com/

Select Component Architect  
   A scaleable design environment for pragmatic business process modeling (BPM), service and component-based design (CBD), UML and database design.
   http://www.selectbs.com/products/products/component_architect.htm

Power Designer  
   Performs forward and reverse engineering for different languages and platforms. By Sybase.
   http://www.sybase.com/products/enterprisemodeling/powerdesigner

Visio  
   A general UML drawing tool that supports forward and reverse engineering for C++, C#, and Visual Basic .NET. Also does database modeling.
   http://www.microsoft.com/office/visio/

Flywheel  
   A tool for modeling C# and Visual Basic .NET code that supports round-trip engineering, and integrates with Visual Studio .NET. By Velocitis.
   http://www.velocitis.com/Products/Flywheel/

Together  
   A multi-platform UML modeler that supports round-trip engineering for Java and C++. Various editions integrate with JBuilder, Eclipse, WebSphere, and NetWeaver. By Borland. (Originally by Object International, Inc.)
   http://www.borland.com/together/

Describe  
   A UML tool that integrates with various IDEs and provides forward, reverse, and round-trip engineering for many languages including Java, C#, and VB.NET. Integrates with Source Control tools. Formerly known as GDPro. By Embarcadero.
   http://www.embarcadero.com/products/describe/

Object Technology Workbench  
   UML-based visual modeling environment. Supports for UML diagrams, database design, programming languages (C++, Java, Delphi, SQL-DDL and CORBA-IDL), and roundtrip engineering capabilities. By OTW Software, Inc.
   http://www.otwsoftware.com/

PathMATE  
   An analysis-level debugging environment provides model execution and test throughout your development cycle from early analysis verification through integration onto target hardware. By Pathfinder Solutions.
   http://www.pathfindermda.com/web/main2.html

SmartState  
   UML State pattern modeling tool with automatic code generation in C++, C and Java. Free download.
   http://www.smartstatestudio.com/

eGloo Technologies  
   Provide XML systems integration consultancy and services.
   http://www.eglootech.com

Leap SE  
   A CASE tool that translates natural English into logical models for software development, greatly accelerating the systems analysis process.
   http://www.leapse.com/

Gorilla Execution Engine for UML  
   Supports popular modeling tools to improve functional design visualization and validation by directly executing UML domain models as web applications that include business logic.
   http://www.gorillalogic.com/

Serbian Object Laboratories  
   SOLoist and SOLid tools for rapid prototyping and development of information systems based on UML models; run-time reconfiguration of applications' user interface. API available in C++ . Support for any SQL-92 compliant RDBMS.
   http://www.sol.co.yu

Object Domain  
   An object-oriented modeling tool based on UML and developed in Java providing a scalable, platform independent CASE tool.
   http://www.objectdomain.com/

UMLi - Unified Modeling Language for Interactive Systems  
   UMLi aims to address the problem of designing and implementing user interfaces using a combination of UML and MB-UIDE techniques.
   http://www.cs.man.ac.uk/img/umli/

ArcStyler  
   Development tool for model driven architecture development according to OMG's MDA.
   http://www.arcstyler.com/

EmPowerTec  
   Offers various products for using OCL (Object Constraint Language) expressions in UML models including an AddIn for Rational Rose. Also provides a collection of resources on OCL.
   http://www.empowertec.de

Interactive Objects Software  
   Model Driven Architecture (MDA) solution provider and vendor of ArcStyler.
   http://www.io-software.com/

XCoder  
   A toolkit that enables easy development of UML code generators conforming to the Model Driven Architecture (MDA) of the OMG. [Open source, GPL]
   http://sourceforge.net/projects/xcoder

uml2svg  
   A XSLT-based tool for converting XMI-compliant UML Diagrams into SVG. [Open source, GPL]
   http://uml2svg.sourceforge.net/

Sequence Diagram Editor  
   A tool for creating and editing UML sequence diagrams and call flows. Supports additional elements like states, actions and timers. Exports to PDF and RTF. By Effexis Software, LLC.
   http://www.sequencediagrameditor.com/

PPOOA (Processes Pipelines in Object Oriented Architectures)  
   An architectural style for software intensive real time systems based on UML notation and implemented as an add-on of Microsoft Visio.
   http://www.ppooa.com.es/

UML Derby  
   UML tool comparison using open community based service and structured comparison of the UML tool market.
   http://www.umlderby.org/

Cadifra  
   An UML diagram editor for Windows 2000 and XP. Can embed diagrams in Word (and others). Unlimited undo/redo. No code generation. [Shareware]
   http://www.cadifra.com/