WowAce

Shows the group leader, raid assistants, and master looter in Grid.

A library to provide tools for formatting money and time.

OneView

EnchantList

Welfare Epics

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

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

Lists and/or reminds people missing flasks or food buffs at every ready check.

AbacusLib

Adds predicted lists for spells while the user types

View any characters bank and bags from anywhere. Stores items in Baggins submenu "Anywhere Bags."

Keeps a list of all items you want and shows how much you need.

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

Splut

BossWhisperer

Checklist and notes addon.

Displays a grid of guild ranks versus permissions.

RootsBidder

Spyglass

Dropin replacement library for SetBackDrop