Terraria Underground Biomes
A mod that adds underground jungle and desert from terraria!
Screenshots
About this Mod
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!
Available Versions
How to Install Terraria Underground Biomes on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.20.1).
Install Mod
Open the mod browser in the dashboard and search for "Terraria Underground Biomes". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.1
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Terraria Underground Biomes server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.1). You can switch loaders with one click in the panel.
Is Terraria Underground Biomes compatible with fabric?
Terraria Underground Biomes officially supports fabric for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Terraria Underground Biomes – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Terraria Underground Biomes consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Install Terraria Underground Biomes with just one click on your server.