CurseForge · Minecraft mod
Copperworks
Adds new uses for copper with new items, blocks, and redstone components.
Quick answer
Which Copperworks release should I use?
copperworks-3.0.8-1.21.11.jar targets 1.21.11 with Fabric. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is Copperworks required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does copperworks-3.0.8-1.21.11.jar need?
copperworks-3.0.8-1.21.11.jar. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add Copperworks without breaking your instance.
Built for copperworks-3.0.8-1.21.11.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use copperworks-3.0.8-1.21.11.jar. It targets 1.21.11 with Fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside copperworks-3.0.8-1.21.11.jar. It opens that exact file at the source.
About this project
What does Copperworks add?

📖 About
Copperworks adds new uses for copper while also aiming to improve vanilla gameplay. The mod adds around 8 items and over 10 new blocks to the game, with various methods for obtaining them. Some features include:
- A new vanilla-friendly block that allows for potentially infinite storage, introducing a unique approach to inventory management.
- New redstone components, varying from entity detection to wireless redstone!
- New functional blocks that can be used to aid in mob farms.
- A new endgame armor item, which gives creative mode-like flight.
- And more! Visit the wiki for a detailed overview of all the new items, blocks, and features.
✨ A Quick Look




Project description from CurseForge.
Pick your setup
Copperworks by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.10
1 loader build1.21.9
1 loader build1.21.1
1 loader build1.20.1
1 loader build1.19.4
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Copperworks versions and loaders
copperworks-3.0.8-1.21.11.jar
29 Apr 2026
copperworks-3.0.8-1.21.10.jar
29 Apr 2026
copperworks-3.0.7-1.21.11.jar
27 Apr 2026
copperworks-3.0.7-1.21.10.jar
27 Apr 2026
copperworks-3.0.6-1.21.11.jar
27 Apr 2026
copperworks-3.0.6-1.21.10.jar
27 Apr 2026
copperworks-3.0.5-1.21.11.jar
21 Feb 2026
copperworks-3.0.5-1.21.10.jar
21 Feb 2026
copperworks-3.0.4-1.21.11.jar
15 Feb 2026
copperworks-3.0.4-1.21.10.jar
15 Feb 2026
copperworks-3.0.3-1.21.11.jar
7 Feb 2026
copperworks-3.0.3-1.21.10.jar
7 Feb 2026
Looking for an older file? The official CurseForge project page is in Resources.
