tilde.team has a jabber server available for users.
we're running ejabberd, a modern xmppd in erlang. authentication is configured to use your shell password, so just connect with any xmpp client with email@example.com and your password.
recommended clients are:
if you have a recommended client for mac platforms, feel free to discuss and add it to this list.
it's configured as a single-server setup, so there's no need to provide the irc server in the address.
for more info, see the docs
but keep in mind that you must leave out the
of the address.