Synthium Expansion

A simple mod that introduces the powerful Synthium metal, forged from iron, copper, carbon and redstone energy.

276 Downloads

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About this Mod

Synthium Expansion — The Next Generation Alloy

Discover Synthium, a man-made alloy born from the fusion of iron, copper, carbon, and the power of redstone.

Craft the Synthesizer Machine and forge this mysterious material capable of surpassing natural ores.

Create powerful new tools and uncover the true potential of synthetic creation.

Features:

A new custom ore: Synthium Ingot
Two new crafting materials: Powdered Carbon and Redstone Fluid Bottle
A brand-new machine: Synthesizer Machine for advanced crafting
Complete toolset made from Synthium

This is only the beginning of the Synthium Project — future updates will expand its technology and hidden energy.

Check out the gallery for more information.

Available Versions

Synthium Expansion 1.0.1release

MC 1.20.1forge

October 27, 2025

Synthium Expansion 1.0.0release

MC 1.20.1forge

October 25, 2025

How to Install Synthium Expansion 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 "Synthium Expansion". 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

Synthium Expansion 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 Synthium Expansion compatible with forge?

Synthium Expansion officially supports forge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Synthium Expansion – how to optimize performance?

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