Wiki

A wiki is a website that anyone can edit. For more information, see the article about wikis on Wikipedia, the wiki-based free encyclopedia.

Wikis with Doom content:
 * This project, the Doom Wiki (http://doom.wikia.com/)
 * The ZDoom documentation project (http://zdoom.org/wiki/)
 * The Doom Legacy wiki (http://legacywiki.net/) &mdash; note that this is not GFDL, and material from the Legacy Wiki should not be copied into the Doom Wiki.
 * The Eternity wiki (http://eternity.youfailit.net/)
 * The Vavoom wiki (http://www.vavoom-engine.com/wiki/)
 * The DoomRL wiki (http://doom.chaosforge.org/wiki/)
 * The Doomsday Engine wiki (http://dengine.net/dew/)
 * The Chocolate Doom wiki (http://www.chocolate-doom.org/)
 * The Skulltag wiki (http://skulltag.net/wiki/)
 * The Odamex wiki (http://odamex.net/wiki/)

Wikipedia also has a fair amount of Doom coverage; see, for example,.