WowAce

Hotkey interface for spells, macros, other clickables.

ezIcons

Keeps track of gold and cash flow across multiple characters

Show a rough range indicator

oUF layout looking like ag_Unitframes and Grid.

ItemPrice-1.1

Add-on that shows in a unit tooltip window a number of killed mobs of the same kind

ag_Pimpster

oUF element for highlighting debuffs that are dispellable by the player

Broker2FuBar

Try to keep them thar pets wrangled

For Developers (of Addons which uses LibWho-2.0): show queues and queries in realtime

Shows you which bosses you've killed next to the raid finder frame.

BossWhisperer

Sneakily inspect how much gold your mouseover target has made so far.

CrayonLib

Party and Raid roster library - one library for any group

Fade Blizzard Raid Frames

Configurable dynamic combat logging extender module for TweakHub.

Adds Raid Target Icon status to Grid (Player or Player Target).