WowAce

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

Tracks rare drops, including companions and mounts

Provides one or many informational windows with optional interactive widgets.

Where are the hidden treasures in Legion?

Adds mob patrol paths to your map.

Remember where rares were

Tracks raid/instance/worldboss lockouts for all your characters, daily/weekly quests, currencies, trade cooldowns, and more!

Where the Treasure Hunter objects are in Draenor

Where the Lost and Found objects are

Displays the locations of Lunar Festival elders.

Teleporters in Suramar? Sure, why not?

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

Displays the locations of Hallow's End candy buckets.

Where the lore is at

Show all the leyline taps in Suramar

Displays the locations of Summer Festival bonfires.

Show where the chests are for Withered Army Training

Displays the locations of Garrison music scrolls.

Books in Azsuna? Sure, why not?

Show the appearance of an item when you mouse over it