AddOn

Da Norganna's AddOns.

AddOn

World of Warcraft allows the player to customize their game play by the installation of AddOns.

These AddOns are coded in a combination of Lua and XML, and affect customization of the World of Warcraft game interface via the WoW Customization API.

You may find more information on the technical means of writing addons at [WoWWiki].