WowAce

Keeps track of people who have recently sent you messages.

Library for tracking cooldowns of other players

cgCrafty

Tool for easy task assignments in raids.

FuBar_uFriends

Automatically accepts and turns in the Holiday "fly around the world" quests.

Simple Bars for your Shaman's weapon buffs and shield spells.

SpellWatch

Clock plugin for any DataBroker display.

A module that lets you find out what today's dailies are without having to visit the quest givers.

Makes tracking reputation much simpler. By InSo(v)nIaX

Display and change minimap tracking modes from your FuBar.

Adds a confirmation dialog when crafting Bind-On-Pickup trade skill items

ArenaHistory

GridStatusIncomingHeals

Replacement of build-in loot frame

Cartographer_Herbalism

WFtotem

Allows combined aura detection. motw + gotw, all 4 mage int buffs, etc. in one status.

Adds a simple percentage threat status to Grid.