WowAce

Resizes Blizzard raid frames, and adds additional options.

TMrecruit

Grid module to emphasize units based on some configured conditions.

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

Ignore more than 49 people, autoshared between your alts

Cryolysis 3

Shows the spec of people around you in the tooltip.

Adds indicators to the sides of Grid frames.

Keeps an eye on someone's distance from you, and alerts you if they get too far.

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

FuBar_PitchFu

Action button layout and configuration

SpoilsOfWar

This is an add-on to block incoming guild/party/duel requests (except for friends/party/guild) (previously ASSBlock)

Adds a third text indicator to Grid.

Keeps track of people who have recently sent you messages.

Make the unit frame fade if out of range.

Displays Currencies as a Data Broker source

oUF_HolySmurf

Hunter 'Misdirection' activity and cooldown monitoring for raids/groups. 'Readiness' aware.