WowAce

MiniChat

Displays information about the current zone on the World Map

Saves Auction House search queries.

Reminds you to Life Tap and Dark Pact

Dailies Quest Tracker

Rawrkitty

Protractor

TextSpy

Check the quality of wild battle pets

Does a /who search of multiple dungeons.

Show a texture on demand

Shows a frame to track your debuff on Malygos in phase three.

EUF is an enhance of wow original unit frames, provides hp with both value and %, and optional 3D portrait. Simple and Useful.

Display and change minimap tracking modes from your FuBar.

Shows where the equipment of inspected users or yourself is from.

A boss encounter engine used by other add-ons

Keeps a list of all items you want and shows how much you need.

A loot distribution addon meant to improve master looting during raids.

Shows you which bosses you've killed next to the raid finder frame.

Constructs a SimC export string for an item without equipping it