An addition to the BleedYellow portfolio is an "alpha" version of a microblogging application <A target="_blank" href="http://www.timtripcony.com/blog.nsf/d6plinks/TTRY-7L3P9U">for Domino called "Squawk"</A>. It has several integration points with Lotus Connections (no separate registration required) the application runs entirely on Domino.