WowAce

Suppresses chat messages from damage meters and provides single chat-link damage statistics in a popup.

Provide plenty of links

OneView

PetBar

Monitor the remaining duration on your Mysterious Eggs and other perishable items.

Provides more visible access to dungeon and raid difficulty settings via FuBar.

Capital Cities NPC Browser

Makes those pesky garrison animations go away.

Sneakily inspect how much gold your mouseover target has made so far.

A tool to appraise, estimate, or judge your equipment against the equipment of others.

Puts a timer in /yell when you get Unbound Plague during the Heroic Professor Putricide encounter

A Library for stat conversion, calculation and summarization.

Manager for DKP points. Requires DKP - Bidder as main Graphic User Interface.

Fancy up the PlayerPowerBarAlt frame

SurgeonGeneral Listen CLient

Manages the SavedVariables of your addon with a layered hierarchy of settings.

GotWood

Raid level alternative player power warning (Atramedes, Cho'gall, Lord Rhyolith)

Automatically sells low quality gray items and selected white items to the vendor.

Shows the spec of people around you in the tooltip.