2008年1月17日に iChat に様々な機能を拡張する「Chax」の最新版 Ver.2.1.1 が、公開されていました．
Changes from Chax 2.1:
(New) Options to disable the screen saver when receiving a new text message or AV chat (New) Options to auto-hide the contact list and message windows when iChat is inactive (New) Clicking a Growl status change notification now opens a new message window (New) Menu item to mute all iChat alert sounds in the Audio menu (New) Selecting “Buddy List…” from the iChat menu extra now shows the unified contact list (New) German localization (thanks to Basil Brunner) (New) Italian localization (thanks to Marco Cavazzuti) (Bug) New messages when auto-accept is enabled no longer immediately pop to the front (Bug) Unified contact list now saves window size properly when quitting iChat while offline (Bug) Improved search results when searching with the log viewer (Bug) Unified contact list now functions when waking from sleep (Bug) Fixed a crash that could occur when disabling an account (Bug) Moving a contact into a new group now properly updates the unified contact list (Bug) Installer will no longer crash when running on Mac OS X 10.4 (Bug) Installer now warns if the installing user is part of the group wheel