
Copyer
The mod and datapack allow you to copy entities or blocks in the form of an item or book with a command to obtain
Screenshots

About this Mod
Description
Mods/datapacks allow you to copy items, entities or blocks in the form of an item or book with a command to receive it. With its help, you can speed up your work, find out what command is required to get something, and you can also transfer blocks or entities to other worlds by simply copying a command from the book and pasting it where you need it. The mod/datapack is still being developed, but most of the functionality is present.

How to use
Blocks
To copy a block you need to stand on it and execute one of the commands below
To copy data about a block without properties (such as rotation or water filling) to the workbook, you need to use this command
/trigger block_book_np
To copy data about a block with properties to a book, you need to use this command
/trigger block_book_p
To copy a block to inventory without properties you need to use this command
/trigger block_item_np
To copy a block to inventory with properties you need to use this command
/trigger block_item_p
Entities
To copy an entity you need to go to it and execute one of the commands below
To copy an entity in the form of a book, you need to use this command
/trigger entity_book
To copy an entity in the form of a spawn egg you need to use this command
/trigger entity_egg
Items
To copy an item, you need to take it into your main hand and execute the command.
To copy an item as a book you need to use this command
/trigger item_book
Dependencies
- Fabric loader requires Fabric API
Available Versions
How to Install Copyer on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set datapack Loader
In the panel under "Egg", select the datapack loader and matching Minecraft version (1.20.4).
Install Mod
Open the mod browser in the dashboard and search for "Copyer". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.4, 1.20.3, 1.20.2
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Copyer server crashes on startup – what to do?
Most common cause: wrong datapack 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 (1.20.4). You can switch loaders with one click in the panel.
Is Copyer compatible with datapack and fabric and forge and neoforge and quilt?
Copyer officially supports datapack, fabric, forge, neoforge, quilt for Minecraft 1.20.4, 1.20.3, 1.20.2. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Copyer – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Copyer 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.
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Rent Modded Server
Install Copyer with just one click on your server.