- Green UML
- AmaterasUML
http://amateras.sourceforge.jp/cgi-bin/fswiki_en/wiki.cgi?page=AmaterasUML
- ObjectAid UML Explorer (Not free)
- EclipseUML (Not free)
- eUML2
EMF - Eclipse Modeling Framework
GEF - Graphical Editing Framework
GMF- Graphical Modeling Framework
JDT - Eclipse Java Development Tools
CDT - Eclipse C/C++ Development Tooling
MDT - Model Development Tools