WowAce

RepWatch

Echos quest objective completion to your party

Unit testing framework for World of Warcraft addon development.

Crit stat monitoring and adds more detail to paper doll.

Adds trinket tags to SUF

Adds TargetIcon status to Grid2 (player / player-target).

FuBar_NavigatorFu

Automatically converts a party to a raid when you attempt to zone into a raid zone without a raid.

Adds the ability to send mass mails to guild ranks.

User-configurable protection for your inventory. Automatically buys back mistakenly sold items.

TEALib

Extends Gladius with diminishing return tracking

Shows you a typing indicator when people are typing to you.

Crush Chance

"Range finder/display for Discipline's Holy Nova"

Keeps a list of all items you want and shows how much you need.

Spawns toasts for looted items, money, and currencies.

GigaItemAuction

Add SyLevel item level display support to Bagnon.

Adds AFK status to Grid2.