WowAce

Reports the total threat on a mob at the end of combat.

Dynamically atering layout in raid environment (Tanks, Ranged / Melee DPS, Healers)

Shows more recipies in the profession window.

Manage Raid Queues

Paparazzi

Lets you drag UI frames around

GoldenRun

Replaces the SkadaAbsorbs module with one that acts more like SkadaHealing, but includes shields.

Saves who searches in a favorites list.

Centralised management hub for small tweak, interface and utility addons.

Client for MagicDKP which handles standby calls and bidding on items.

A Data Broker plugin to display how long you've been playing

WoWonid

Displays online friends.

Tank statistics Data Broker plugin.

Provides bang-whispers for your professions.

Tells you which blob to kill at the Yor'sahj encounter in Dragon Soul.

Ghost: Pulse

Opacity effect on action buttons in cooldown.

Checklist and notes addon.