ModsJava
XinexLib Mod (1.21.1) – Keep Your Ultreon Studios Mods Running
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
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XinexLib Mod gives Ultreon Studios mods a shared library to build on. Mods outside that group should not depend on it, because updates may break things.
Features:
- Library Mod: This mod works as a library for mods from Ultreon Studios.
- Gives Ultreon mods a common base to run on.
- Fits players who use at least one of the mods by Ultreon.
- Changes to this mod may break other mods that rely on it.
- Not recommended as a base for mods outside the Ultreon group.
XinexLib Mod Download Links
Quick facts
- 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: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Downloads as 536580.mcaddon
- Download size: 1.8 MB
- Download link checked 30 Oct 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.