WowAce

Displays information about the current zone on the World Map, for WoW TBC Classic

Display Cooldown Count of Spell Icon and Item

Show all the leyline taps in Suramar

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

HideTalkingHead

Bayi's Extended Questlog

Improved Questing Experience

Creates simple table controls for tabular text data.

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

Good old LibTourist-3.0 for WoW Classic Cataclysm

Death analysis tool

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

Timers for Buffs, DOTs, CC effects, etc..

Show where the chests are for Withered Army Training

Show all the orbs for triggering Kosumoth

Parses ToC and adds About panel to Interface options

Books in Azsuna? Sure, why not?

One large inventory.

Displays the locations of the chests for the Treasure, Treasure Everywhere achievement

XP bar using Ace3.