WowAce

oUF element for highlighting debuffs that are dispellable by the player

FuBar_ToFu

Allows for easy congratulating when someone earns an achievement.

Handles the assignment, coordination, and announcement of many parts of the Lich King encounter in Icecrown Citadel.

Manager for DKP points. Requires DKP - Bidder as main Graphic User Interface.

Speeds up triggering actions such as items or spells by triggering them on key/mouse down rather than release

Cartographer_NoteTarget

Test whether the player can really dispell a buff or debuff, given its talents.

Automatic ammo reloading and selection, with warnings.

Keeps track of time played and rested XP across your characters.

Provides information about the player's bodyguard.

Shows who controls Wintergrasp and the time until the next battle.

Constructs a SimC export string for an item without equipping it

QR Code builder library

Keep your pet fed

BigTrouble

Note + rep tracking for players, with guild data sharing.

Manages the SavedVariables of your addon with a layered hierarchy of settings.

Prospecting and Disenchanting Aide

Adds filters for Legion items to AdiBags