* Eclipse plugin or a Open source tool to reverse engineer java code for sequence diagram [http://stackoverflow.com/questions/2972706/eclipse-plugin-or-a-open-source-tool-to-reverse-engineer-java-code-for-sequence-d]

* From XML to Form to Diagram with Sapphire [http://lt-rider.blogspot.com/2011/08/from-xml-to-form-to-diagram-with.html]

** Eclipse Sapphire project [http://www.eclipse.org/sapphire/]