/Dupe Plugin
A simple Paper plugin that lets players duplicate their held item up to 64 times using /dupe <amount>. Includes a configurable blacklist with automatic "Cannot be Duped" lore tagging for restricted items.
DupePlugin Simple item duplication with a configurable blacklist.
Features /dupe [amount] — Duplicate the item in your hand up to 64 times in one command Inventory-safe — Checks if there's enough space before duplicating; never drops items on the ground accidentally Configurable blacklist — Prevent specific items from being duped via config.yml (no restart needed) Automatic lore tagging — Blacklisted items automatically get a red ✗ Cannot be Duped tooltip in their lore when picked up, crafted, or moved in inventory /dupe reload — Reload the config live without restarting the server Blacklist Out of the box, the following items cannot be duplicated:
Category Items Netherite Tools Sword, Pickaxe, Axe, Shovel, Hoe Netherite Armor Helmet, Chestplate, Leggings, Boots Netherite Materials Ingot, Scrap, Block, Upgrade Smithing Template Special Dragon Egg, Nether Star, Beacon You can fully customize this list in plugins/DupePlugin/config.yml.
Commands
Command Description Permission Default
/dupe Duplicate held item once dupeplugin.dupe OP
/dupe
List of materials that CANNOT be duplicated.
Use Minecraft material names (uppercase, underscores).
Full list: https://jd.papermc.io/paper/1.21/org/bukkit/Material.html blacklisted-materials:
=== Netherite ===
- NETHERITE_SWORD
- NETHERITE_PICKAXE
- NETHERITE_AXE
- NETHERITE_SHOVEL
- NETHERITE_HOE
- NETHERITE_HELMET
- NETHERITE_CHESTPLATE
- NETHERITE_LEGGINGS
- NETHERITE_BOOTS
- NETHERITE_BLOCK
- NETHERITE_INGOT
- NETHERITE_SCRAP
- NETHERITE_UPGRADE_SMITHING_TEMPLATE
=== Special Items ===
- DRAGON_EGG
- NETHER_STAR
- BEACON
Then run /dupe reload in-game to apply changes instantly.
Installation Download DupePlugin-1.1.0.jar Drop it into your server's plugins/ folder Restart the server Configure plugins/DupePlugin/config.yml to your liking Compatibility Server software: Paper 1.21.11 Java: 21+ No dependencies required
Сервер для плагина /Dupe Plugin - как у профи
Плагин /Dupe Plugin создан для серверов: на своём сервере вы настраиваете его под себя и решаете, кому играть. Создать сервер с плагином /Dupe Plugin для друзей можно за пару минут - BungeeHost всё уже подготовил.