

Terraria Underground Biomes
This is a mod that is supposed to add underground jungle and undeground desert biomes from terraria, as well as ores, weapons and mobs from these biomes.
Right now the mod is in early alpha and adds only some things that are planned.
Requirements
The mod is made only for Minecraft 1.20.1 and requires Fabric API to work propertly!
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.1
- 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 undergroundmod-0.0.1.2.jar — drop this file into the mods folder
- Download size: 308 KB
- Download link checked 31 Aug 2026 — working
These come from our own check of the pack file, not from the source page.