WowAce

Data broker for keeping track of your Ankh cooldown.

Quixote

Simple, nice-looking power bar addon for all classes.

Hunter 'Misdirection' activity and cooldown monitoring for raids/groups. 'Readiness' aware.

StarVisuals displays various data visualizations

Adds aura indicators to unit frames

A raid buff tracker

RangeRecolor

Customize the PlayerPowerBarAlt display

Shows guild and system message of the day only if either one of them has changed since the last login.

FuBar_UIReloadFu

Shows a window displaying any raid member below 10,000 health during the Chimaeron encounter.

Keep your pet fed

DebuffEnough

Allows custom-triggered boss mod timers to be created

Shows a money overview for your current realm in the tooltip on the money in your bags

Retooled Professions

Displays bars depending on your professions

Need Greed window for EPGP lootdistribution.

RaidHelper