
Copper-Free Trial Chambers
Changes Trial Chambers to not utilise an absurd amount of copper blocks. Also backports changes to Trial Chambers from 1.21.2.
Screenshots



About this Mod
Copper-Free Trial Chambers
May contain Grated Copper
Changes the design of Trial Chambers to not utilise an absurd amount of copper blocks.
Also backports the 1.21.2 trial chamber changes to 1.21!
Likely to be incompatible with any mods that change Trial Chamber generation.
Modpack Use
You are free to include this mod as part of a modpack as long as you credit me as the original author.
Support
Join our Discord to get support and meet other community members!
Available Versions
How to Install Copper-Free Trial Chambers on Your Server
Order Server
Order a Minecraft Java server with at least 4 GB RAM (6 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Copper-Free Trial Chambers". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1, 1.21
Server-side
✓ RequiredRecommended RAM
6 GB(min. 4 GB)Frequently Asked Questions
Copper-Free Trial Chambers server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 4 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-Free Trial Chambers compatible with fabric and neoforge?
Copper-Free Trial Chambers officially supports fabric, neoforge for Minecraft 1.21.1, 1.21. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Copper-Free Trial Chambers – how to optimize performance?
Recommended RAM: 6 GB (per 5 players). Use /spark profiler to check if Copper-Free Trial Chambers 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.
Similar Mods
Rent Modded Server
Install Copper-Free Trial Chambers with just one click on your server.