WowAce

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

Review any raid or party members recent incoming combat along with health level.

mHud

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

Display bag usage on each of your bag slots.

item2phpBB

SwapMagic

Fires events whenever a raid member "fails".

Library handling communcation for Magic* addons

Personal buff monitor - are you buff enough?

A Library for stat conversion, calculation and summarization.

Monitors for friendly deaths and announces them as in Myth: The Fallen Lords

Building a Better Mailbox

Library providing mappings between trade skill recipes, spells and created items

KillingSpree

StarVisuals displays various data visualizations

FuBar_ItemListFu

Heads-up minimap display

Pins on the World Map for quests you have not completed yet

HunterAEP