WowAce

Displays and Counts Gems.

LDB display of the players current damage percent modifier

Auto sizes frame layout depending on group/raid size

FuBar_PetInFu

Makes the Battle Objectives Frame movable

Customizable text display of character's power.

FuBar_IceHudFu

Configure which layout or profile to load on entering a zone

Broker_CalendarEvents

Mana regen rate display.

A bar for all diminishing returns. Maybe nice for Arena, but intended for the third boss of Trial of the Crusader

PowerDisplay

Uses linear regression and a log of hitpoint values to estimate how long a boss has left to die and reach execute range.

Tracks Prayer of Mending and changes color based on the number stacked

nRaidTracker

Guild members

Show a bar indicating the unit's Burning Embers count.

Takes a screenshot when you kill a boss or gain an achievement

LibAvionAddin-1.0

ElectrofluxTextronator