WowAce

A Replacement for standard UIDropDownMenu

An intuitive keybindings library.

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

A library to help with localization of races.

A library to help with localization of bosses.

Shared handling of alternate identity data between addons.

Timer bars with that extra sweetness.

A library to help with localization of factions.

Creates and manages secure Action Buttons

Replacement for ActionButton_Show/HideOverlayGlow APIs

Grabs bugs for the bug sack.

Library of compressed itemid sets.

A library to help with localization of the output of UnitCreatureType.

Provides one or many frames for dumping text into.

AddOn development framework

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

A library to provide a markup syntax

A library to provide unit-oriented tags to LibDogTag-3.0

A library to provide information about zones and instances.

Database of Diminishing return categories and general data