WowAce

Displays information about the current zone on the World Map

GemList

Adds item values to chat messages.

Ironi's Encounter Event Tracker

Automagical macros for each talent tier.

T_ItemInfo

Cartographer_Mining

A simple range indicator for optimizing Halo damage.

Draws some lovely 3D portraits in the standard Blizzard artwork.

Options for TinyTip

TradeStop

eeShards

Adds a highlight border to items in your MogIt Wishlist, making them easier to see.

JasonQuest

Evaluates your gear

Displays classes and specialisation dependent stat priorities provided by icy-veins.com

Shared handling of media data (fonts, sounds, textures, ...) between addons.

Gathers statistics on certain chance-on-use spells, also known as procs.

Battleground Timers in a HUD around the Blizzard BG status

Klappa