OctaveIRC

Join us on IRC.

Fire up your favorite IRC client (for example, try http://www.xchat.org and download xchat).

We hang out in #octave, #mathwiki and #math-software on irc.freenode.net (port 6667).

We have there, an infobot bot called ScBot which among other things, is a minor lisp interpretor and also regularly indexes the wiki.