FlameWarriors

 http://www.flamewarriors.com/

The Netizens Guide to Flame Warriors is Mike Reed's illustrated guide to online forum participants. From the site:

This little internet Flame Warrior guide does not pretend to be comprehensive, rather it attempts to describe some of the main belligerents one might encounter in a mailing list, news group, bulletin board or chat room.

MeatballWiki has identified similiar characters and roles, which are denoted on MeatballWiki by CategoryRole. To see the cross-references between the two, click the title of this page.