WowAce

A library to help with localization of in-game subzone names.

Show the transmog appearance of an item when you mouse over it, and shows collection-status in bags, shops, and elsewhere. Works on transmog, mounts, pets, and decor.

Watches your chat, flagging missplled words, and offering correctly spelled suggestions.

LiteStep skins for Masque.

Inserts some media into LibSharedMedia's storage.

Uses various methods to scan your surroundings for rare or specified NPCs.

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

Automatically turns on the combat log for selected raid and mythic+ instances.

Dog-themed unit frames. Woof. Arf. Yip.

Inventory Management with virtual bags divided into sections.

Changes the look of the default UI

In-game theorycraft. Calculates actual damage/healing based on gear, talents and buffs.

Library of compressed itemid sets.

Tracks herbs/ore/items that can be broken into component pieces

Gears skins for Masque.

A library to help with localization of bosses.

Adds countdown voices from the heroes in Overwatch to BigWigs.

From bags we came, to bank we return

Simple and super light-weight tracking of profession links for all your alts.

A lightweight, flexible, multi-target threat meter.