# MasterDuper
Duplicate the item in your main hand using the `/dupe ` command.
There is no limit to the amount of items to dupe.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.11
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Hangar — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
MasterDuper is a free Minecraft Java mod. Compatible with Minecraft 1.21.11. Downloaded 10 times (via Hangar). Download it and open it directly in the game.