WowAce

Manages the SavedVariables of your addon with a layered hierarchy of settings.

A fully featured library tracking all ongoing absorb effects

Automatically sells low quality gray items and selected white items to the vendor.

Restores channels and channel-window associations after disconnects remove them.

Tooltip scanning library.

Adds easier gear switching to FuBar.

This addon helps with daily quests.

Percent

Fancy up the ExtraActionButton frame

Posts a BigBrother-QuickCheck to the raid-channel when a readycheck is started

Makes grid QuickHealth aware

Send Mail to Groups

A Data Broker add-on for quickly switching your specialization with gear set and loot specialization.

Animated target indicator

Display an arrow that points to a raid/party member anchored to raid frames

Target assistance by automatic rewriting of macros

Add item levels to Inventorian

Allows combined aura detection. motw + gotw, all 4 mage int buffs, etc. in one status.

LibRockComm-1.0

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