Ashita/Allmaps
From HorizonXI Wiki
Allows the player to view all in-game maps with no need to obtain them. To view the map, use the usual in-game command /map or select 'map' from the menus.
How to Load
/addon load allmaps
Where to Find
https://github.com/AshitaXI/Ashita-v4beta/tree/main/addons/allmaps