ArgoUML vs yUML

ArgoUML

Development

ArgoUML is an open-source UML modeling tool written in Java. It supports all standard UML diagrams like use case, class, sequence, state machine, activity, etc. ArgoUML can export diagrams to multiple formats and generate code stubs from UML class diagrams.

yUML

Development

yUML is an online tool and service for quickly creating UML diagrams such as use case diagrams, class diagrams, activity diagrams, state machine diagrams, and sequence diagrams. It has a simple syntax for defining the diagrams that allows fast prototyping.