WowAce

Ignore more than 49 people, autoshared between your alts

Keeps track of people who have recently sent you messages.

Shows the group leader, raid assistants, and master looter in Grid.

Action button layout and configuration

Simple, nice-looking power bar addon for all classes.

SEasyRotation

Grid module to emphasize units based on some configured conditions.

KeyProfiler

Adds a third text indicator to Grid.

SpoilsOfWar

FuBar_KCIFu

Improvements to the standard Blizzard Eclipse bar for balance druids. Use /ebp for the config screen.

Really very early stage. No, earlier than that.

Make the unit frame fade if out of range.

Displays Currencies as a Data Broker source

Provides training reminders to help decipher the Blizzard Spell Alerts.

oUF_HolySmurf

Provides the the health and target of by an unit targeted mob (meant to be used for tanks).

AllYouCanEat shows information about the following statistics: beverages, foods, bandage types, potions, elixirs and flasks.

Displays both Kalecgos and Sathrovarr the Corruptor hit points during the encounter.