WowAce

Queing of /who and SendWho() queries and a much better interface (see docs), with gurantee to be executed & callback.

Provides one or many informational windows with optional interactive widgets.

CT_RaidAssist style raid frames

QuestLog

Angry Assignments

Adds various information based on PeriodicTable to item tooltips.

Unit frame addon using Ace3.

Keeps account of attendance and loot for raids, parties, bgs, arenas and solo for questing.

Allows the user to preview and track their progress in the collection of various transmogrification appearance sets

Wowhead Data dump for GatherMate

StatLogicLib

Static library of wow map data

an embeddable library providing an abstraction layer for tracking and querying Blizzard's Nameplate frames with ease and effi...

Find five Ephemeral Crystals, get a pink hippogryph

Textures for Stop Motion

Babble-2.2

Alternate Power- and Combopoint/SoulShard/HolyPower-bar

Adirelle's unit frames, based on haste's oUF.

Display aura information inside action buttons

An extension to the default WoW Unit Frames.