About Geolosys
From ModrinthData-Driven, Mod-Compatible TerraFirmaCraft-Inspired Ore Generation
Effective Nov. 2022, Geolosys will no longer receive updates
Old versions will continue to work exactly as they do now, but Geolosys has become a chore to maintain.
Want to take it over? Reach out to me on Twitter or My Mods' Discord Server. See Full Tweet
Overview
Geolosys is a mod-compatibility-first Ore Generation overhaul mod that integrates Geological Systems into Minecraft. Geolosys is highly configurable via Datapacks and comes with a pre-defined set of default resources to work with a large majority of tech mods!
Learning More
For starters, the in-game field manual can teach players all they'll need to know about generation, Pluton types, resources and more. On top of that, the wiki is full of even more information for mod developers, as well as our incredible community over on Discord!
Highlights
From source dataGame versions
Supports 12 Minecraft versions, the newest being 1.21.1.
Loaders
Runs on Forge and NeoForge.
Footprint
Rated a light load on a server.
Geolosys on Nxeon
From our catalogue- One-click install
- Supported on Nxeon Minecraft servers. We download it from Modrinth, place it, and restart the server.
- Server side
- Required on the server
- Server type needed
- Forge, NeoForge
- Server load
- light
- Smallest plan we suggest
- Minecraft — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
- Latest build
- 1.21.1-8.0.3, released 2026-10-29
Game versions by loader
| Loader | Game versions | Newest |
|---|---|---|
| Forge | 1.20.1 | 1.20.1 |
| NeoForge | 1.21.1 | 1.21.1 |
From 10 recorded builds of Geolosys.
Recent builds
| Build | Released | Game versions | Loaders |
|---|---|---|---|
| 1.21.1-8.0.3 | 2026-10-29 | 1.21.1 | NeoForge |
| 1.21.1-8.0.2 | 2026-10-28 | 1.21.1 | NeoForge |
| 1.21.1-8.0.1 | 2026-10-25 | 1.21.1 | NeoForge |
| 1.21.1-8.0.0 | 2026-10-16 | 1.21.1 | NeoForge |
| 1.21.1-8.0.0 beta | 2026-10-13 | 1.21.1 | NeoForge |
| 1.20.1-7.0.14 | 2025-07-31 | 1.20.1 | Forge |
Dependencies
- Optional: modrinth project nU0bVIaL (modrinth, not in our catalogue)
Declared by the newest build that lists any. Required ones are installed with it on one-click installs.
Run Geolosys on a Minecraft server
Pick a server or deploy a new one above; it is installed in one click.
What kind of mod it is
From the catalogWorld generation
Changes or adds to how new terrain, biomes and structures are created.
Runs on your server
From source side supportModrinth lists Geolosys as required on the server. Check its Modrinth page to see whether players need it too.
Compatibility
- Game
- Minecraft
- Loaders
- ForgeNeoForge
- Runs on
- Serverrequired on the server
- Game versions
- 1.21.1 and 11 earlier
Verified at the source
- ✓ModrinthOfficial listing, checked 2026-10-29Open ↗
- ✓Authoroitsjustjose, as published on Modrinth
- ✓LicenseGPL-3.0-onlyFree
