WowAce

Should I send that recipe to my alt?

Saves contents of your guild bank and sends/receives updates over the addon channel

Status indicator that shows the remaining of value of Powerword shield.

Speeds up triggering actions such as items or spells by triggering them on key/mouse down rather than release

Social tracking suite.

EquivalencePoints

Customize the PlayerPowerBarAlt display

Hitman

Adds item values to chat messages.

GridStatusIncomingHeals

Manages the scanning of the auction house in a reliable an efficient manner.

Simple DataBroker plugin to display current GuildLevel, current GuildXP, max GuildXP & percentage actually earned of daily ca...

Library for tracking mouse gestures

Handles the assignment, coordination, and announcement of many parts of the Lich King encounter in Icecrown Citadel.

Displays a variety of useful stats for tanking

FuBar_PetFu

BossWhisperer

Splut

Calendar improvements

Provides a LibDataBroker plugin for quick access to professions under Ackis Recipe List.