Copper Hearts
Adding Copper Hearts to Minecraft
Screenshots
About this Mod
This Mod adds Copper Hearts to your Minecraft World that give you 4 extra hearts when used for 2 minutes.
Copper Hearts can only be stacked up to 1 in a single inventory slot.
Craft Copper Hearts with 4 Copper Blocks and 1 Redstone Block in the midlle.
Available Versions
How to Install Copper Hearts 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 (1.21.1).
Install Mod
Open the mod browser in the dashboard and search for "Copper Hearts". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.21.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Copper Hearts 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 (1.21.1). You can switch loaders with one click in the panel.
Is Copper Hearts compatible with neoforge?
Copper Hearts officially supports neoforge for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Copper Hearts – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Copper Hearts 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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Rent Modded Server
Install Copper Hearts with just one click on your server.