WowAce

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FuBar_AlarmClockFu

Helps with interrupt notifications and announcements.

Debuff Monitor: A Powerful & Configurable Raiding Tool

xchar

Never forget which one in that 5-mob pull casts what spell again.

API for AceConfig-3.0

Automagically call who should cross over

Creates a broker plugin for all your broker launchers

BankAccountant

Deformat

Changes the nameplates range and disables clamping to screen

SanityBags

A data broker plugin showing your longest fight and your current fight time.

Makes it very easy to collect rare battle pets.

Flames anyone who lets his debuff expire on Malygos Phase 3

Shows an arrow to your bite victim during the Blood-Queen Lana'thel encounter in Icecrown Citadel (your raid leader must be r...

Zone text Data Broker plugin.

ERP

MouseLook