WowAce

Communicates with guild members for their positions on the world map

kgPanelsConfig

Allows frames to be dragged around, without permanently changing their position.

DebuffEnough

Evaluates your gear

Aggro Warning System for Parties and Raids.

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

Merchant, gossip and taxi tweaking module for TweakHub.

Save and load macros.

Counts stacked lifeblooms and uses progressive colors to indicate the active number of HOTs.

FuBar_BongosFu

Customize the appearance of the chat bubbles.

Customizing your buff display

Good looking, smoothy and helpful nameplates

LibRockComm-1.0

A simple addon that warns you if your pet isn't attacking while you're in combat.

Provides buttons and keybinds for raid flare world markers that never stop working mid-session

A Small movable frame that shows who in your party has your Renewing Mist buff

Enables cooldown notification between players and allows party members access to each-others spell books.

Provides quick notification (sound and visual) of your tanking status of your current target. Meant for tanking.