One protocol I've skimmed over is http://about.psyc.eu/ http://about.psyc.eu/ which claims to bridge IRC and XMPP, among numerous other things. The claimed sco

One protocol I've skimmed over is http://about.psyc.eu/ http://about.psyc.eu/ which claims to bridge IRC and XMPP, among numerous other things. The claimed scope is so broad, though, that it's hard even to figure out a good starting point for further investigation.