WowAce

Load manager for AddOns

Shared handling of alternate identity data between addons.

An addon to keep track of your earned artifact power and present you relevant information.

Interface for addons to include extra information on the GuildMemberInfo frame.

Saves contents of your guild bank and sends/receives updates over the addon channel

An addon to assist with organizing healing in a raid set up.

A Data Broker plugin to show AddOn memory usage.

World of Warcraft Classic addon to display current zone information.

AddOn to Manage Roster and DKP for the guild

For Developers (of Addons which uses LibWho-2.0): show queues and queries in realtime

Supporting files for other addons

Collectinator is an addon which will scan your pets and mounts and provide information on how to obtain them.

Battle.net point query addon in Chinese realms(中国国服战网点插件)

Minimap addon of awesomeness. *chewing sound*. It'll nibble your hay pellets.

Ackis Recipe List is an addon which will scan your trade skills and provide information on how to obtain recipes. It works fo...

Priority 3 loot announce addon

Library handling communcation for Magic* addons

Utility library with shared functions and data for various addons by NeoTron.

Adirelle's bag addon.

Simple and Advanced combined - Bartender4 ActionBar AddOn

A helper addon for the achievements "Let It Snow", "Fistful of Love", "Shake Your Bunny-Maker", "Check Your Head", and "Turkey Lurkey"

Chat addon, filtering messages and UI changes

Another HUD addon

AddOn development framework

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