WowAce

Automatic tracking of the current target's creature type. For the discerning PvE hunter.

Collects, analyzes and presents information about the virtual economy.

Babble-2.2

FelwoodFarmer

On login, displays changes to your guild since the last time you logged in.

Tracks whispers and conversations

Ignore more than 49 people, autoshared between your alts

Right-click on minimap blips to open a targeting menu (out of combat).

Enables the filtering of items when you visit a vendor

Configuration library

DeclineDuel

StitchUI

Adds the toon name to the alert that your RealID friend has come online.

FuBar_NinjutFu

MobHealth

Augmented Virtual Reality. Draw and add markers in the 3d world.

Display an arrow that points to a raid/party member anchored to raid frames

Modifies the inbox into a scrollable inbox, including open all options

A tool to appraise, estimate, or judge your equipment against the equipment of others.

Set the clicking action for Grid buttons