WowAce

Arena unit frames

In-game theorycraft. Calculates actual damage/healing based on gear, talents and buffs.

Estimated range display. Type /rangedisplay for config

Officially the original source of knowledge of where things are in Draenor during Warlords, in HandyNotes

Library to check whether an item is equipable / appropriate for a given class

Shared handling of alternate identity data between addons.

Inserts additionnal fonts into SharedMediaLib's storage.

Inventory Management with virtual bags divided into sections.

Addon to manipulate the map

Dog-themed unit frames. Woof. Arf. Yip.

Changes the look of the default UI

Provides one or many frames for dumping text into.

Simple and super light-weight tracking of profession links for all your alts.

Library of compressed itemid sets.

Redirect character errors, system messages and information messages.

A library to help with localization of in-game item sets.

Adirelle's bag addon.

Adds countdown voices from Heroes of the Storm to BigWigs for all supported locales.

Enables multi-line/unlimited-length pasting of text or commands into WoW

A replacement tradeskill window