WowAce

FuBar_WaypointsFu

Darkness

Automatically promotes a group of players to calendar event moderators.

Track down those needy and greedy party members.

ViperWatch

Torta

Show a bar indicating the unit's power that can change color based on value.

PricePer

PimpMyProfession The Profession Guide

Critters

With Mists of Pandaria Blizzard publish all characters from an account unless you disable that 'feature'. This addon warns you.

End of combat reporting for feedback on how your cast time was spent or wasted.

TunnelVision

FailBotSpam

Adds tooltip for debuffs (and other things? you found out: no).

LibJSON-1.0

Adds information about the items tokens can purchase and vendor location to tooltip

FuBar_DBMFu

Library that provides a timestamp that is equal across clients' timezones and system clocks

BigWigs_ThogarLaneColors