WowAce

Library for tracking cooldowns of other players

Evaluates your gear

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

Information display for Hunters.

Allows you to prevent addons from sending and receiving messages.

QuestAnnouncer

PetBar

Smooth group roll frames

Mapster's Minimap brother

RaidSpy

KillingSpree

Client for MagicDKP which handles standby calls and bidding on items.

Nvp

Mining data for Ackis Recipe List.

mHud

Makes those pesky garrison animations go away.

Toolset for tanks, providing information on taunts and other valuable information.

Simple library that handles multiple levels of logging.

NRT_EPGP

FuBar_RegenFu