Experimental Worldgen
A WIP custom world generation data pack I made for fun.
Notes
- Do not use this data pack on an existing world, you must either reset your world first, or create a new one.
- If you want to find biomes with this data pack, use jacobsjo's Minecraft Datapack Map
Features
- A brand new biome (Autumn forest)
- Several new biome variants like deep warm ocean, snowy old growth taigas, and more.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.11
- 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 — see the MC Java Mods guides for the full walkthrough.
Verified by MCModsHub
- Downloads as experimental-worldgen-0.2.0.zip
- Download size: 209 KB
- Download link checked 22 Aug 2026 — working
These come from our own check of the pack file, not from the source page.