WowAce

Hotkey interface for spells, macros, other clickables.

Crowd-control monitor

Good looking, smoothy and helpful nameplates

Heal and decurse by clicking on customizable raid/party unit frames

Saves contents of your guild bank and sends/receives updates over the addon channel

Tooltip scanning library.

Allows you to prevent addons from sending and receiving messages.

Cartographer_Noteshare

Considers an item against all the items you have to determine whether or not it is an upgrade

Control screenshot format and quality via LDB displays

LDB data source for herb, ore and skinning node data

Check the quality of wild battle pets

RS_ClassColors

SmartQueue

Helps you decide which ability to use next according to priority you set

Collects, analyzes and presents information about the virtual economy.

Desesperated announcing to clearly show the skillings of act inplay.

A superior broker/LDB display for users of the Recount damage-meter.

Keep your pet fed

LibRock-1.0