WowAce

A simple buff remover.

Easy item deletion with a few tweaks.

FuBar_CTFu

Shows the source of an item as a tooltip

Grid status module that shows the remaining value of any effect tracked by AbsorbsMonitor

Adds information about the items tokens can purchase and vendor location to tooltip

Checks .lua files for excess and/or involuntary global variable access. NOT AN ADDON.

Adds an additional tab to the pvp score frame that shows the amount of players and other info.

LibMindReader

Provides cooldown timers for abilities you want to track

Norushen Encounter

BubbleLoot

Keeps track of instances you are saved to on your characters.

Enable /roar sounds for every race

YellCollect

Provides search functionality to the chatframes

The Action Button to SmartMount

ConfigMode support for Blizzard frames.

Helps to find other player's alts.

Plays a sound when Ready Check fires