Ultreon Modding Library
This is a library for meant for mods made by Ultreon Team and XyperCode.
It's not recommended to make mods depending on this library unless you use one of the mods by Ultreon.
This is mostly due to possible breaking changes.
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 ultreonlib-fabric-1.5.1.jar — drop this file into the mods folder
- Download size: 1.5 MB
- Download link checked 26 Aug 2026 — working
These come from our own check of the pack file, not from the source page.