OWLViz4U (OWLViz for Unicode) is an extension of OWLViz for supporting Unicode based ontologies, which is an OWL visuliazation tool used with the Protege OWL plugin. OWLViz4U is part of the W3China Open Source Project (http://www.w3china.org).
JRET (Java Reverse-Engineering Tool) is a program that is capable of reconstructing sequence diagrams from JUnit testsuites through dynamic analysis. It is written in Java/AspectJ and provides a GUI as well as command-line possibilities.