
Copper Uses
Replaces Iron with Copper in some recipes to make copper a more useful metal.
About this Mod
Why
Copper is an underused ingredient in this game, I have chests of the stuff. In the real world copper is used to carry electricity like redstone does in the game. So why not make copper useful like redstone
Recipes

Piston Recipe
Compass Recipe
Daylight Detector Recipe
Observer Recipe
Powered Rail Recipe
Activator Rail Recipe
the bucket recipe does not replace the original
Available Versions
How to Install Copper Uses 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 (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Copper Uses". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1, 1.21, 1.20.6 (+6 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Copper Uses 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 (1.21.1). You can switch loaders with one click in the panel.
Is Copper Uses compatible with datapack and fabric and forge and quilt?
Copper Uses officially supports datapack, fabric, forge, quilt for Minecraft 1.21.1, 1.21, 1.20.6. 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 Copper Uses – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Copper Uses 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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Install Copper Uses with just one click on your server.