Frostium
by Sergiosha
Frostium is a NeoForge mod for Minecraft 1.21.1 that overhauls snowy biomes with new ore, mobs, structures and tools.
What it does
The mod changes snowy landscapes in the world, adding Cryorite ore and new hostile mobs along with some structures to find while exploring. Installation covers the server and each player's game. NeoForge builds are published for 1.21.1 only, with 0.1.1 as the latest file. The mod is all rights reserved, not open source.
Key features
Cryorite ore
Cryorite Titanium ore generates in snowy terrain and is a rare material for crafting.
New snowy mobs
Dangerous new creatures appear in the overhauled snowy biomes and must be fought.
Themed tools
Frost-themed tools can be crafted from mined Cryorite for surviving the frozen wild.
Gallery
Compatibility
Latest build for each game version and loader.
Only full game releases are shown. This mod publishes no snapshot builds.
How it compares
Snowy Expansion is a server-side mod for Fabric, Forge, NeoForge and Quilt with files for 1.21.5, and it is not open source. Extended End is an open source NeoForge mod, under the GNU General Public License v3.0 or later, for 1.21.1 – 1.21.4, and it runs on client and server.
| Mod | Loaders | Game versions | Environment | Updated |
|---|---|---|---|---|
| Frostium | NeoForge | 1.21.1 | Client and server | 2026-07-25 |
| Snowy Expansion | Fabric, Forge, NeoForge and Quilt | 1.21.5 | Server required, client optional | 2025-04-10 |
| Extended End | NeoForge | 1.21.1 – 1.21.4 | Client and server | 2025-02-12 |
In the catalog
Frostium is one of 17,631 Equipment mods on ModsFinder, and one of 7,420 Equipment mods for NeoForge. 32,366 mods support Minecraft 1.21.1.
More from Sergiosha
Similar mods
What the author says
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.
Official listing
- Modrinth page
- modrinth.com/mod/frostium
- Owner
- Sergiosha
- Published
- 2026-07-16
- Updated on Modrinth
- 2026-07-25
- Facts verified
- 2026-10-15