WowAce

QuestAnnouncer

Shows guild and system message of the day only if either one of them has changed since the last login.

Simple, nice-looking power bar addon for all classes.

SacredBuff_Mounts

PreferredItems

Provides information about the player's bodyguard.

Proximo

Quixote

Does a /who search of multiple dungeons.

Allows custom-triggered boss mod timers to be created

Armored man and paper doll durability modifier

LFD status via a DataBroker display rather than the minimap.

An extra set of 11x3 buttons, integrated into the default action bar.

SmartQueue

Library to help with querying unit talents.

Adds an inobtrusive circular castbar around the mousecursor, handy for Clique users

Keeps track of honor, PvP statistics, BG Marks, and Arena points.

ClassColors

Advanced Chat Filtering and Spam Blocking Addon

FuBar_GemWatchFu