WowAce

Simple addon that sends EG gear/main data without running the full client

FuBar_combatTextFu

LibAvionAddin-1.0

EasyPet

Automates sending/accepting group invites in several different situations.

Easy Button for casting MD/ES/ToT etc on tanks.

Fubar Plugin for Simple Soulstone

Tattles to your default chat frame who has used their taunt nearby

Yet another HUD addon

Two-way radio functionality for IC communication

Blocks all whispers except from people in your guild and friends list.

Changes several of the popup dialogs to not close when hitting the Escape key.

Adds Statuses for group: leader / assistant / master looter.

Display LDB launcher

Fixes the TradeSkill search bar

Adds dungeon role icons to Grid2

Auto confirms Roll & Loot

Clock plugin for any DataBroker display.

Check for unenchanted and ungemmed items

TableInspector