Duplicating Table

This mod lets you duplicate anything you want by using a duplicating table.

441 Downloads

neoforgemagictechnologyutility

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Screenshots

About this Mod

Ever needed a way to get a lot of diamonds quickly? Or maybe you're tired of endless hours of farming, mining and grinding. Well, no more! With this amazing mod, you can duplicate any item in Minecraft.

To craft a duplicating table, you need:

1 Crafting Table
4 Iron Ingots
4 Redstone Dust

Put the crafting table in the center, iron ingots in the edges, and redstone dust in the corners.

How a Duplicating Table looks in the game:

They look similar to a crafting table but they are white.

To break the Duplicating Table, you need to use a pickaxe. Duplicating an item is simple: just put the item or block in the first slot and press the Duplicate button to get 2 of the same item or block in the output slot.

Duplicating an item (diamond):

Even diamonds can be duplicated.

Enchanted items can also be duplicated, and they retain their enchantments after duplication:

You can duplicate an item like an enchanted iron sword.

This mod also supports the duplication of modded items and blocks.

Check out my other mods here.

Available Versions

Duplicating Tablerelease

MC 1.21.4neoforge

April 24, 2025

How to Install Duplicating Table on Your Server

Order Server

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

Set neoforge Loader

In the panel under "Egg", select the neoforge loader and matching Minecraft version (1.21.4).

Install Mod

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

Compatibility

Mod Loaders

neoforge

Minecraft Versions

1.21.4

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Duplicating Table server crashes on startup – what to do?

Most common cause: wrong neoforge 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 (1.21.4). You can switch loaders with one click in the panel.

Is Duplicating Table compatible with neoforge?

Duplicating Table officially supports neoforge for Minecraft 1.21.4. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Duplicating Table – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Duplicating Table 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.