Hm, CLI-based...
"Welcome to JavaRE. The goal of this project is to create a toolkit with applications that makes it possible to move between UML model and Java source code during development without having to update duplicated information by hand."
Papyrus is a dedicated tool for modelling within UML2. This open source tool is based on the Eclipse environment.
Key features:
* Eclipse UML2 compliance
* Full respect of the UML2 standard as defined by the OMG
* Full respect of the DI2 (Diagram Interchange ) standard
* Extendable architecture of Papyrus that allows users to add new diagrams, new code generators, etc.
* Profile development support facilities for UML2 profiles
* Nested profiles support
modelbased.net is dedicated to tools and information related to model-driven system development, or what the OMG calls Model Driven Architecture (MDA)(™)
Jupe is a UML Plugin for Eclipse. It aims to provide support for the creation of UML class diagrams, code generation and reverse engineering. Jupe is based on the GEF and UML2 frameworks. Jupe is published as alpha version, so please be aware that it won'
DpaToolkit is a tool to help in software development via design patterns. The design can be visualized via class diagrams and design patterns can be incorporated into the design easily.