How do I install Frostium?

Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. Download the .jar. Put it in the .minecraft/mods folder and launch that loader profile. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does Frostium work with?

The listing gives Minecraft 1.21.1. This is the version stated by the author or source site, not something we verified ourselves.

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Frostium

by Sergiosha · on Modrinth

An mod for update snowy biomes, adding Cryorite ore, new mobs, and some structures. Explore the updated snowy landscapes and gear up with themed tools.

⬇ Download on Modrinth

Open in MC Java Mods Get it on Google Play →

Explore an overhauled snowy world! Mine rare Cryorite and Titanium ores, battle dangerous new mobs, and find a rare structures in the caves. Craft powerful and themed tools to survive the frozen wild.

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft version listed: 1.21.1
How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.

Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.

Verified by MCModsHub

Ships as frostium-0.1.1-neoforge-1.21.1.jar — drop this file into the mods folder
Download size: 324 KB
Download link checked 31 Aug 2026 — working

These come from our own check of the pack file, not from the source page.

Explore more

All Mods for Java All Minecraft Java mods Java mods for 1.21