Java 1.21.9 Update(Copper Age) made copper more useful.
Want to make copper better? Add this pack to craft rails with copper.
It's easy. You only have to use copper instead of iron.
For example:
This data pack is vanilla-friendly.
Neither Optfine nor Iris is required.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.10
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
Verified by MCModsHub
- Downloads as Copperail.zip
- Download size: 2 KB
- Download link checked 21 Aug 2026 — working
These come from our own check of the pack file, not from the source page.