WowAce

Automatically switches Profiles of addons when changing spec

Resizes Blizzard raid frames, and adds additional options.

Out of Mana bar.

Aiue's Luck Point Handling Addon

RBM_AbilityWatch

Provides the the health and target of by an unit targeted mob (meant to be used for tanks).

Draws 3D portraits for main units that can be moved or resized at will.

Additional features added to default nameplates

Calculates the relative value of attributes towards physical dps.

Write event handlers in a simple GUI in-game

Never forget which one in that 5-mob pull casts what spell again.

BalerocHealers

Show an in combat indicator

TMrecruit

Displays oRA3 main tanks.

Prints combat duration to chat after each fight

Automatically switch the hunter tracking based on the selected target

Library for tracking mouse gestures

Auto sizes frame layout depending on group/raid size

Adanced Achievement Tracker is a smal tool to track Achievements