Now Poseidon for UML is based on our Poseidon for DSLs platform.
Creates activity diagrams, class and object diagrams and communication diagrams.
No Magic Inc.
Facilitates analysis and design of Object Oriented (OO) systems and databases.
Visual Paradigm International Ltd.
VP-UML Community Edition (VP-UML CE) is a free UML drawing tool.
Visual Object Modelers, Inc.
You can migrate your projects to Visual Paradigm for UML.
A powerful yet easy-to-use UML diagram drawing program.
Creates call flows & UML sequence diagrams from textual inputs.
It helps you make electronic circuit diagrams and export them as images.
Adrian & Frank Buehlmann
Fast and Lightweight UML Diagram Editor for Windows 2000, XP and Vista.
Create visual representation of processes, organizations, and mind maps.
Diagram Designer is a graphics editor tool to edit graphical data.
No Magic Inc.
Contains all of MagicDraw's powerful UML diagramming capabilities.
Umbrello UML Modeller is a Unified Modelling Language (UML) diagram program.
GNU General Public License
UMLet is a free, open-source UML tool with a simple user interface.
Auction Defender has unique features beyond the capabilities of simple.
A simple utility for organizations or individuals who want to hold an auction.
The UML stencil for Visio supports complete UML, SoaML and other UML profiles.
Dutch Auction Software, Dutch Auction script, Scratch Auction.
UML modeling tool with UML 2.4 support and round-trip Python, ADA, Java, C/C++...
Poseidon for UML is a great UML tool with a complete set of diagrams.
Microgold Software Inc.
WithClass is a rich featured UML Modeling Tool to draw UML Diagrams.