CurseForge · Minecraft mod
UMO
A type of little annoying mushroom creatures wondering around the world.
Quick answer
Which UMO release should I use?
umo-fabric-26.1.2.jar targets 26.1.2 with Fabric. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is UMO required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does umo-fabric-26.1.2.jar need?
umo-fabric-26.1.2.jar. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add UMO without breaking your instance.
Built for umo-fabric-26.1.2.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use umo-fabric-26.1.2.jar. It targets 26.1.2 with Fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside umo-fabric-26.1.2.jar. It opens that exact file at the source.
About this project
What does UMO add?
UMO [Java Fabric Mod 1.21.8]
This is juat a simple silly mod only adds a type of little annoying mushroom creatures wondering around the world. You can breed them. You can make them as pets. You can also eat them. Have fun!!!
Project description from CurseForge.
Pick your setup
UMO by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
UMO versions and loaders
umo-fabric-26.1.2.jar
3 Sept 2026
Looking for an older file? The official CurseForge project page is in Resources.