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CurseForge · Minecraft mod
Duplication Device
This mod is about Duplication with a tool called the Duplicator, not to make it completely OP but to help players at the beginning.
Choose a version Pick your version below, then grab the matching file.
Quick answer
Which Duplication Device release should I use?
Latest stable file DuplicationMod [1.20.1 Forge] 2.0.0
Game version 1.20.1
Loader Forge
Duplication Device DuplicationMod [1.20.1 Forge] 2.0.0 targets 1.20.1 with Forge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Duplication Device required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release Forge
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume
The source does not explicitly classify this release as client-only or server-only.
What else does Duplication Device DuplicationMod [1.20.1 Forge] 2.0.0 need?
DuplicationMod [1.20.1 Forge] 2.0.0. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add Duplication Device without breaking your instance.
Built for Duplication Device DuplicationMod [1.20.1 Forge] 2.0.0. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use DuplicationMod [1.20.1 Forge] 2.0.0. It targets 1.20.1 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside DuplicationMod [1.20.1 Forge] 2.0.0. It opens that exact file at the source.
About this project
What does Duplication Device add?
First you need to get the Duplication shard then press H to open Duplication Menu, put the shard in and you can duplicate anything :).
Project description from CurseForge.
Pick your setup
Duplication Device by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Duplication Device versions and loaders
DuplicationMod [1.20.1 Forge] 2.0.0
duplicate_mod-2.0.0-forge-1.20.1.jar
10 Aug 2026
Client Source doesn’t say Server Source doesn’t say Dependencies No extras listed Listed on Release listing
Check the 1.20.1 · Forge setup 1.20.1Forge release
Duplicator 1.1.0 [Forge, 1.20.1]
duplicate_mod-1.1.0-forge-1.20.1.jar
10 Jul 2026
Client Source doesn’t say Server Source doesn’t say Dependencies No extras listed Listed on Release listing
Check the 1.20.1 · Forge setup 1.20.1Forge release
duplicate_mod-1.0.0-forge-1.20.1.jar
10 Jul 2026
Client Source doesn’t say Server Source doesn’t say Dependencies No extras listed Listed on Release listing
Check the 1.20.1 · Forge setup 1.20.1Forge release
Looking for an older file? The official CurseForge project page is in Resources.
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