ModsJava
Arbitrium
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on Modrinth
Features
This mod adds new crafting and blocks
Work still in progress
GeckLib is requiered for the mod
The actual versions don't need Gecklib
What adds:
New decorative blocks
New paintings
New ingots (without function)
And an upgrade that doesn't work ( yet )
maybe someday i'll update ts
What's gonna come in the next beta 0.0.1?
- An teleporter
- A new mob in the End cities
GO TO DOWNLOAD MY OTHER MOD NOWW Unhinged Goose
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.1, 1.21.2, 1.21.3
- 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.
File checked by MCModsHub
- Ships as arbitrium-alpha-0.0.2.jar — drop this file into the mods folder
- Download size: 111 KB
- Download link checked 22 Oct 2026 — working
These come from our own check of the pack file, not from the source page.