WowAce

Library that handles chat output.

Grabs bugs for the bug sack.

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

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

Collects Herbs, Mines, Gas Clouds, Archaeology, Treasure and Fishing locations and adds them to the worldmap and minimap

Displays additional information for Mythic Keystone dungeons

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

Postal: Enhanced Mailbox support

Toss those bugs inna sack.

Simple and Advanced combined - Bartender4 ActionBar AddOn

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

Chat addon, filtering messages and UI changes

Makes the default frames moveable via simple drag and drop

Myslot is for transferring settings between accounts. Feedback [email protected]

A modular, lightweight and screen-estate saving grid of party/raid unit frames

Tracks rare drops, including companions and mounts

Give whispers an instant messenger feel.

A skinning engine for button-based add-ons.

Officially the original source for where things are in the Broken Isles, in HandyNotes

Arena unit frames