WowAce

Loot management tool

Prat

Insanity resource tracker for shadow priests.

Checks your gear before bosses and yells at you if you're an idiot

A FuBar plugin for Converge Guild Officers.

Tracks interrupts

adds navigation buttons to Encounter Journal

XRS

Allows for easy congratulating when someone earns an achievement.

Rebuff yourself with the mousewheel.

eeShards

This will keep track of how much you have paid per item in your inventory. Only one of (Auctionator, Auctioneer, AuctionLite,...

Add-on that shows in a unit tooltip window a number of killed mobs of the same kind

Smart raid loot and DKP tracker with automated standby and learning

Auto roll greed, need, pass or manually roll on items.

Combination of Titan LootType and Roll - stripped down and cleaned up.

Reno is a slash-command that can patch predefined options in a macro to change which abilities will be chosen.

Adds manabars to the sides of Grid frames.

Role playing AddOn that shows extra information about characters as entered by the player.

Accelerates Camera Zooming