WowAce

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

Tracks Raid/Instance/World Boss lockouts for all your characters, daily/weekly quests, currencies, trade cooldowns, and more!

Replacement for the default UI's StaticPopup dialogs.

Wowhead Data dump for GatherMate2

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

Simple AceGUI3 dropdown item classes for font/statusbar/sound/etc.

Library that handles chat output.

Parses ToC and adds About panel to Interface options

Simple Map Mod

Estimated range display. Type /rangedisplay for config

Another HUD addon

Allows you to view all items from all your characters on the same account, when-ever and where-ever you want.

Inserts some media into LibSharedMedia's storage.

An intuitive keybindings library.

In World of Warcraft healers have to die. This is a cruel truth that you're taught very early in the game. This add-on helps you influence this unfortunate destiny in a way or another depending on the healer's side...

Arena unit frames

Adds a Button to the Worldmap which toggle Handynotes

Replacement for ActionButton_Show/HideOverlayGlow APIs

Creates and manages secure Action Buttons

Shows the possible loot from the bosses