WowAce

Checks .lua files for excess and/or involuntary global variable access. NOT AN ADDON.

Replacement for the default UI's StaticPopup dialogs.

Dropdown library for Ace3 options, extensible to other options formats. Works ok.

Does stuff for sachmo

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

A library to help with localization of bosses.

A library to help with localization of races.

Timer bars with that extra sweetness.

Provides one or many frames for dumping text into.

An intuitive keybindings library.

Provides one or many informational windows with optional interactive widgets.

Replacement for ActionButton_Show/HideOverlayGlow APIs

Keeps track of group members and keeps an up-to-date cache of their specialization and talents.

Embeddable chat throttling library with traffic shaping and priorities

A powerful, comprehensive utilty for displaying graphics and information based on buffs, debuffs, and other triggers.

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

Library of compressed itemid sets.

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

A library to provide a markup syntax

Shared handling of alternate identity data between addons.