WowAce

aUF_Banzai

Notifies you when you get aggro.

Library to provide non-explicit cooldown tracking and callbacks.

Action button layout and configuration

Adds 3 indicators to each side (top, bottom, left and right).

Small Box Icon Pack for Cartographer

A system config addon to WOW

One Click Forced Exit / Logout / Reload UI button for Broker

TagCompiler-1.0

Adds custom layouts for Grid

Toolbox-1.0

Shows more recipies in the profession window.

ElectrofluxTextronator

Announce which globule to kill during the Yor'sahj the Unsleeping encounter.

Voyeur

Library of data about what items tier tokens can be turned in for

Display combo points for Arcane Blast debuffs

Allows you to loot BoP items without prompting when not in a group or raid

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

Enhances the Equipment Manager to let you control the helm/cloak visibility for each set.