Welcome to ArgoUML![]() NEW! - UML 1.4, Sequence Diagrams, and AndroMDA support. Read the Feb. 2006 announcement. ArgoUML is the leading open source UML modeling tool and includes support for all standard UML 1.4 diagrams. It runs on any Java platform and is available in seven languages. See the feature list for more details. ArgoUML was downloaded half a million times during 2005 and is in use all over the world. |
User documentation |
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Start ArgoUML Now (two methods) |
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Launch via Java Web Start: Java Web Start is included with the latest Java runtimes. If the link above doesn't work, you can update your Java version here or get other Java Web Start versions and information from their product page. If you have problems, please see the JWS part of the FAQ. |
Download files and run: |
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ArgoUML's user interface is divided into 4 panels:
Top left: a hierarchical view of the current project file.
Top right: editor for the selected part of the project, in this case a class diagram.
Bottom left: the designer's "to do" list.
Bottom right: details of the selected object in the diagram or the selected "to do" item.
Supported diagrams:
Learn more on the ArgoUML tour. |
The company Gentleware offers
such an extension under the name Poseidon for UML.
A Community Edition is offered free of charge.
Go to the Developer Zone to read about the project and to find the documentation of the internals of ArgoUML.
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