WowAce

Keeps track of time played and rested XP across your characters.

ItemBonusLib

ItemValue

Allows you to browse your clients database

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

Sphere

Simple and clean Death Knight displays

For Developers (of Addons which uses LibWho-2.0): show queues and queries in realtime

A PitBull4 module which shows an arrow that points to raid members

OneChoice tries to help you reduce quest reward choices down to, ideally, one choice.

VitalWatch

lugMD

EQCompare

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

lern2count adds ABinfo castcounts to spell and actions. It has a builtin reagentcount too.

Square Minimap and more

Various libraries based on LCD4Linux, offering users lower-level UI customizations.

Options for TinyTip

FuBar_RecapFu

Ingela's Rapture is a lightweight and highly configurable addon that gives you a cooldown bar for the internal cooldown of Ra...