Creates activity diagrams, class and object diagrams and communication diagrams.
Green Bird Software
A small program to draw class diagrams and generate code.
Open ModelSphere is a powerful data, process and UML modeling tool.
Rational Software Corporation
Rational Rose Modeler is your choice if your needs are for UML modeling software.
Visual Object Modelers, Inc.
You can migrate your projects to Visual Paradigm for UML.
PyNSource Gui is a python code scanner and UML modelling tool.
Tool for model-driven software development with UML in C#, Visual Basic .NET, C++ and Java.
Visual Paradigm International Ltd.
VP-UML Community Edition (VP-UML CE) is a free UML drawing tool.
UML modeling tool with UML 2.4 support and round-trip Python, ADA, Java, C/C++...
Microgold Software Inc.
WithClass is a rich featured UML Modeling Tool to draw UML Diagrams.
A UML modeling tool that supports the majority of UML diagrams.
Plastic Software, Inc.
A full, yet free, UML modeling tool for the professional developer.
Tigris.org (Open Source)
ArgoUML is the leading open source UML modeling tool.
Archi is a free modelling tool to create ArchiMate models and sketches.
Planit Software Ltd,
A 3D modelling tool specifically designed for quick and simple construction.