No Heavy Core
Removes the Heavy core from the loot pool
About this Mod
Removes the heavy core from the loot pool.
Old description (1.0 Only)
Advanced configuration
You can edit the items dropped from the loot pool in the Trial Chambers in general with this datapack, simply unzip it and edit the .json for the loot pool you want to change. The loot pool responsible for the heavy core is
data\minecraft\loot_table\chests\trial_chambers\reward_ominous_unique.json
Edit the value(s) you want to change:
{"type": "minecraft:item", "name": "minecraft:dirt"}
becomes
{"type": "minecraft:item", "name": "minecraft:netherite_ingot"}
Available Versions
How to Install No Heavy Core on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set datapack Loader
In the panel under "Egg", select the datapack loader and matching Minecraft version (26.1.2).
Install Mod
Open the mod browser in the dashboard and search for "No Heavy Core". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
26.1.2, 26.1.1, 26.1 (+12 more)
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
No Heavy Core server crashes on startup – what to do?
Most common cause: wrong datapack 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 (26.1.2). You can switch loaders with one click in the panel.
Is No Heavy Core compatible with datapack and fabric and forge and neoforge and quilt?
No Heavy Core officially supports datapack, fabric, forge, neoforge, quilt for Minecraft 26.1.2, 26.1.1, 26.1. Note: Forge and Fabric mods are NOT cross-compatible – pick one loader and stick with it. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with No Heavy Core – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if No Heavy Core 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.
Rent Modded Server
Install No Heavy Core with just one click on your server.