Regen Item

With

/regenitem set

it makes the item you have in your hand, when you put it in the chest, barrel or shulker, if someone takes it out, restock instantly, perfect for giving items with enchantments easily on servers and with

/regenitem unset

and the item in your hand is unchecked and no longer duplicated

Español:

Con

/regenitem set

hace que el item que tengas en tu mano al ponerlo en el cofre, barril o shulker si alguien lo saca, se restockea instantaneamente, perfecto para dar items con encantamientos facilmente en servidores
y con

/regenitem unset

y el item en tu mano se desmarca y ya no se duplica