Undergarden Additional Structures
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on CurseForgeThe author built this one for Minecraft 1.21.1 on NeoForge. On other versions it may install and then do nothing.
Explore more. Discover more.
Undergarden Additional Structures adds new structures throughout the Undergarden, making exploration more rewarding and bringing new points of interest to discover.
It adds a large number of structures such as dungeons, fortress or smaller structures appearing in The Undergarden dimension.
These structures use the latest trial chamber blocks, such as Trials Spawners, to enhance the server exploration experience.
🌎 Designed for the Undergarden
This mod aims to make the dimension feel more alive by adding unique locations that blend naturally into the Undergarden's atmosphere.
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- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- 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 CurseForge — 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.
- Ships as undergarden_additional_structures.jar — drop this file into the mods folder
- Download size: 765 KB
- Download link checked 28 Sept 2026 — working
These come from our own check of the pack file, not from the source page.