Application: violet uml editor
Description: Violet is a UML editor with these benefits:
Very easy to learn and use. Draws nice-looking diagrams. Completely free. Cross-platform. Violet is intended for developers, students, teachers, and authors who need to produce simple UML diagrams quickly
Download violet Portable [1.8MB download / +-2MB installed]
It only works if java is installed in commonfiles and it WONT use the jre on the host platform...