WowAce

PimpMyProfession The Profession Guide

PitBull_QuickHealth

Adds a report button, segment button and report gui to Skada Bar Displays

Knowledge-1.0

oUF_Mouseover

FriendlyArrow

Simple loot specialisation display with selection in tooltip.

Gives equipped and overall iLvl to indicate the quality of a character's gear.

Assign different roles to raid signs and post them to the chat

Adds useful slashcommands for mounting, and more

LogSaver

Mana regen rate display.

Adds a status for when a unit is being resurrected.

Uses linear regression and a log of hitpoint values to estimate how long a boss has left to die and reach execute range.

DaedUI skin for Masque.

A standalone addon to walk around the 4.0.1 inspecting BUG. Also provides help for other addon that need Inspecting

Tracks money/tokens across all your characters; /goldwatch for options.

The Action Button to SmartMount

Adds Yogg-Saron Sanity status to Grid.

Broker object for oQueue.