Arcadia Unlimited
Step into the worlds of Arcadia, start simply but slowly evolve to use kinetic technology and eventually complex machines. Explore the world, complete…
⬇ Download on CurseForgeThe author built this one for Minecraft 1.21.1 on NeoForge. On other versions it may install and then do nothing.

Arcadia Unlimited includes everything from RPG and quest mods to magic & high tech. Use magic, create complex contraptions, and go to space! The pack includes a hefty healthy amount of mods. Enough to keep the experience fresh and fun, but not overwhelming.
Use magic and tech in combination to progress.
Arcadia Unlimited is still heavily a work-in-progress, please keep that in mind. Optimizations, mod additions and removals, and recipe additions/removals are to be expected.
The current version is using NeoForge on 1.21.1, and is planned to be regularly updated and customized for a better smoother overall experience.
I recommend setting these custom java arguments for better performance! Also make sure to install & use Java 21. These are the same arguments the All The Mods 10 team recommends, and they help a ton with performance.
-XX:+UseZGC -XX:+ZGenerational -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:+PerfDisableSharedMem -XX:+UseDynamicNumberOfGCThread
- 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.
- Downloads as Arcadia Unlimited-0.9.15.zip
- Download size: 20.4 MB
- Download link checked 29 Aug 2026 — working
These come from our own check of the pack file, not from the source page.