People Need This. Please For The Love Of Servers, add this plugin here are the links
Itemedit: https://www.spigotmc.org/resources/itemedit-1-8-x-1-16-x.40993/
Itemeditor: https://www.spigotmc.org/resources/item-editor.27637/
also add itemizer
itemizer: https://www.spigotmc.org/resources/itemizer.14733/