WowAce

Quixote

tekSupport

A simplistic clock.

Auto roll greed, need, pass or manually roll on items.

Posts a BigBrother-QuickCheck to the raid-channel when a readycheck is started

FuBar_PTReagentFu

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

AceBuffGroups

BeneCast 10

Keeps track of space left in your bags.

Configuration library

Tells you if you're buffed

ShadowGreenLight helps you decide if recasting SWP/Corruption is worthwhile

Building a Better Mailbox

Tracks the precise arrival & departure schedules of boats and Zeppelins around Azeroth and displays them on the Mini-Map and ...

Prints a message in your default chat frame when someone in your group gains an aura.

Gives detailed descriptions of particular localities, as zones or instances, and provides optional TomTom integration.

Combat log evolved.

Reorients the camera to be behind the character after a charge.

AltClick an item in your bag to add it a mail, auction, or trade frame, and alt-click to buy a stack if reagents.