WowAce

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

Allows addons to easily create a lightweight minimap icon as an alternative to heavier LDB displays.

AddOn development framework

Universal Library Stub

Shared handling of media data (fonts, sounds, textures, ...) between addons.

Callback handling Library, normally embedded inside other libraries

Handy notes for your maps

Simple and Advanced combined - Bartender4 ActionBar AddOn

Compression and Decompression library

UIFrameFlash to Animation conversion library for Floating Chat Frame functions.

Postal: Enhanced Mailbox support

Timer bars with that extra sweetness.

Grabs bugs for the bug sack.

Enables AceGUI-3.0 widgets for the 5 basic SharedMedia-3.0 types

Displays additional information for Mythic Keystone dungeons

LibDataBroker-1.1

HereBeDragons is a data API for the World of Warcraft mapping system

Chat addon, filtering messages and UI changes

Scan for rare mobs so you can find them and their loot

Afflictions display and cleaning for solo, group and raid with advanced filtering and priority system.