Copper string

This mod adds a copper thread, it can replace the usual one in some tools, and has its own crafting!

31 Downloads

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Rent Server with this Mod

Screenshots

About this Mod

This mod adds a copper thread. You can craft it from a piece of iron and a copper ingot. If you need threads and you have these materials, you can craft a copper thread. You can use it to create a bow or a fishing rod using sticks. The copper thread fits into a stack of 64 items, and has a separate texture.

Available Versions

Copper string 1.0.0release

MC 1.21.8, 1.21.9, 1.21.10, 1.21.11neoforge

February 18, 2026

How to Install Copper string 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 (1.21.11).

Install Mod

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

Compatibility

Mod Loaders

neoforge

Minecraft Versions

1.21.11, 1.21.10, 1.21.9 (+1 more)

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Copper string 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 (1.21.11). You can switch loaders with one click in the panel.

Is Copper string compatible with neoforge?

Copper string officially supports neoforge for Minecraft 1.21.11, 1.21.10, 1.21.9. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Copper string – how to optimize performance?

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