Mac OS IM and IRC

• Avatar Chat Clients
• IRC Clients
• MUD Clients

• Adium X  - Freeware multiple instant messaging client uses libgaim (the core of gaim) to connect to multiple protocols.
• AOL Instant Messenger  - Allows users to send text messages to others using AOL, AIM, ICQ and some mobile phone networks.
• ChitChat  - Open source client for Yahoo! Chat enables users to communicate with others over the network.
• Conversation for Mac OS X  - IRC client for Mac OS X offers multiple channel views, dcc file transfers and voice functions.
• iChatAV  - Features Apple's IM and videoconferencing software, which shipped with the latest versions of Mac OS X.
• ICQ  - ICQ now brings AOL connectivity to Mac OS X.
• Icy Juice  - Freeware ICQ client now comes in flavors for Mac OS X.
• Mac Messenger  - Freeware version of MSN Messenger offers a native look and feel for Mac OS 9 and X.
• QuickPopup  - Delivers cross-platform instant messaging across local networks. Works with Mac OS 9, X and Linux.
• Yahoo! Messenger for Mac  - Instant messenger program allows users to share live video and works with many mobile phone services.