2012

Bots vs Browsers - Public Bots and User Agents Database and Commentary
2008
2007

Jabber::Bot :: Crisis Averted!
Jabber::Bot makes it simple to create and command your own Jabber bot with little fuss. By adding custom commands powered by regular expressions to your bot's repertoire, you and your new bot will be able to accomplish nearly anything.
a simple and extensible Jabber bot in Ruby