We provide KiwiIRC, a new web-based IRC client. Give it a try and let us know what you think!

Some users like Mibbit. It supports multiple networks and has advertisements and frogs.

Many IRC clients are available for different operating systems. Once installed, connect to irc.afternet.org. Here are some IRC clients we like:

• Windows: mIRC, heXChat, KVIrc, ChatZilla
• Mac OS X: Hexchat, Colloquy, KVIrc, ChatZilla
• Linux: HexChat, KVIrc, ChatZilla, Konversation, irssi
• Additional IRC clients