WowAce

Adds spec switching support to individual AceDB-3.0 databases.

Makes the default frames moveable via simple drag and drop

Give whispers an instant messenger feel.

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

A Replacement for standard UIDropDownMenu

Chat addon, filtering messages and UI changes

Tracks rare drops, including companions and mounts

Restores access to removed interface options in Legion

Show item levels in the character frame

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

A library for transmitting and receiving latency information of players.

A library for transmitting and receiving durability information of players in your group.

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

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

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

The original HandyNotes source for where things are in Battle for Azeroth

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

Database of item upgrade IDs

Arena unit frames

Library that handles chat output.