Item Duplication

Duplicate your items with this Mod!!!

4.6K Downloads

forgeeconomy

Rent Server with this Mod

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About this Mod

Item Duplication Mod

Enhance your Minecraft experience with the Item Duplication Mod! This innovative mod allows players to duplicate items effortlessly using a crafting table. Simply place the item you wish to duplicate in the crafting grid, and receive double the amount instantly. Perfect for resource management, speeding up your gameplay, or just having fun with unlimited supplies. Whether you're a casual player looking to ease the grind or a creative builder in need of more materials, the Duplicate Crafter Mod provides a simple and effective solution. Dive into a world of endless possibilities and make the most out of your Minecraft adventures!

Available Versions

Item Duplication 1.0.1release

MC 1.20.1forge

August 21, 2025

Item Duplication 1.0.0release

MC 1.20.1forge

June 21, 2024

How to Install Item Duplication on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.1).

Install Mod

Open the mod browser in the dashboard and search for "Item Duplication". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forge

Minecraft Versions

1.20.1

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Item Duplication server crashes on startup – what to do?

Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.1). You can switch loaders with one click in the panel.

Is Item Duplication compatible with forge?

Item Duplication officially supports forge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Item Duplication – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Item Duplication consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.