Fabric mod for testing duplication exploits

A plugin that prevents stacked totems. Useful if you own a server that facilitates the crafting dupe, but don't want to deal with stacked totems.

A Minecraft Server Plugin that allows you to duplicate items.

PDC is a Minecraft Forge 1.8.9 mod designed to detect and prevent item duplication in Hypixel Skyblock, ensuring fair gameplay and maintaining inventory integrity. This is crucial due to malicious copies of our mod that can steal your items. Made with <3 by Prime Developments

Dupe plugin for 1.21.8 minecraft spigot

Dupe Utils is a free Minecraft 1.21.4 mod that provides tools for interacting with GUI systems and packets.

Meteor Addon for autoduping on 5b5t by @mmvanheusden backported to work with future

One of, if not the best dupe plugins you`ll find.

Addon for RandomPackage for duping books (Opened or Unopened)

Plugin which allows to control which gravity blocks are allowed to be duped through end portal

CopyItem is a simple, yet customizable Spigot plugin that allows server operators and players with permission to copy items in their hand or in their sight.

minecraft 1.18 duplication