WowAce

Library to provide non-explicit cooldown tracking and callbacks.

Adds tier set number and difficulty indicators to tier item tooltips.

Restores channels and channel-window associations after disconnects remove them.

TrapBar

Displays a grid of guild ranks versus permissions.

GridStatusIncomingHeals

Checklist and notes addon.

ShammySpy

Automatically sells low quality gray items and selected white items to the vendor.

RapidCast

FuBar_AEmotesFU

Swap a random tabard every time you visit the bank if you are wearing one

Target assistance by automatic rewriting of macros

Rawrkitty

FuBar_GCInFu

DaPortrait

Add-on that shows in a unit tooltip window a number of killed mobs of the same kind

Dropin replacement library for SetBackDrop

KC_Mobility

A 'channeling spell'-tracking addon for Affliction Warlocks. Drain Soul, Drain Life/Harvest Life and Malefic Grasp.