<A target="_blank" href="http://www-10.lotus.com/ldd/heidloffblog.nsf/dx/02.03.2009124246NHENSB.htm">Paul Hannan's demo application for XPages</A> in Domino has been published to OpenNTF and is running live on their web site. Niklas Heidloff provides links to the application from his blog page.