Metallum Subterra

This Mod Adds New Ores, Materials, Tools, And Later Will Also Add Armor, And Much More!

6 Downloads

forgeadventureequipmentutility

Rent Server with this Mod

Screenshots

Over 12 New Materials, 8 Ores, And 40 Tools!

About this Mod

Metallum Subterra Is A [JAVA] Minecraft Mod That Adds New Materials Like:

Ingots,
Ores,
Raw Ores,

But Also:

Tools,
Armor, (COMING SOON!)
And much, much more! (COMING SOON!)

NOTE FROM DEVELOPER: This Project Is A Side-Project, And (Probably) Won't Get Much Updates After It's Beta Release. So If You Will Find This Mod Fun, And Would Want More Updates, Please Share This Mod To Others You Know!

Available Versions

Metallum Subterra 1.0.5alpha

MC 1.20.1forge

May 14, 2026

Metallum Subterra 1.0.0alpha

MC 1.20.1forge

May 11, 2026

How to Install Metallum Subterra on Your Server

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.1).

Install Mod

Open the mod browser in the dashboard and search for "Metallum Subterra". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forge

Minecraft Versions

1.20.1

Server-side

✓ Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Metallum Subterra server crashes on startup – what to do?

Most common cause: wrong forge 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 (1.20.1). You can switch loaders with one click in the panel.

Is Metallum Subterra compatible with forge?

Metallum Subterra officially supports forge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Metallum Subterra – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Metallum Subterra 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.