Why Supybot rocks.

Supybot is actively developed.

Unlike some other IRC bots, Supybot is still actively being developed.

Some included plugins.

Here are some brief descriptions of just some of the plugins included with Supybot.

Supybot supports multiple channels

 

Supybot supports multiple servers

 

Supybot has nested commands

Supybot isn't just written to be useful; it's written to be useful in ways the original developers didn't foresee.

Supybot is Developer-Friendly

Supybot isn't just kind to its users, it's also kind to its developers.