419: Signals from the Teapot - a joint blog from me & Michael Wright, this is where you'll find my latest content.

Portlet Utilities - including a portlet messaging library for JSR-168. Done as part of my thesis work, 2005-7. It's now superseded by JSR-286 which includes interportlet communication, but apparently some people are still finding it useful :)

EXPT - MSc Petri Net Group project, 2002: An Extensible Petri Net Tool