CurseForge · Minecraft mod
Just-In io
An intelligent assistant to help you survive.
Quick answer
Which Just-In io release should I use?
Just-In io just_in_io-1.0.1-forge-1.20.1.jar targets 1.20.1 with Forge. 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 Just-In io 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 Just-In io just_in_io-1.0.1-forge-1.20.1.jar need?
just_in_io-1.0.1-forge-1.20.1.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 Just-In io without breaking your instance.
Built for Just-In io just_in_io-1.0.1-forge-1.20.1.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use just_in_io-1.0.1-forge-1.20.1.jar. It targets 1.20.1 with Forge; 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 just_in_io-1.0.1-forge-1.20.1.jar. It opens that exact file at the source.
About this project
What does Just-In io add?

An intelligent assistant to help you survive - io.

Required an io-core to equip chips.

Obtain more chips to unlock its functions.

Light Detect Ore


Craft Smelt


Laser

Shift + right-click to store the IO as an item, then right-click the item again to resummon it.
ENJOY IT!!!!!
Require geckolib!!!!
All recipe are applies on JEI!
You can also click 'HERE' to check out my other mods.
I am working on these projects all by myself, so the update progress might be a bit slow. If you have the financial means and enjoy the mods I create, sponsoring me would give me more time to work on my mods without worrying about my income. Plus, you can leave a message in the sponsorship note about the content you'd like me to update!
This is really helpful for me.
Sorry for my bad English :(
Project description from CurseForge.
Pick your setup
Just-In io 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
Just-In io versions and loaders
just_in_io-1.0.1-forge-1.20.1.jar
27 Sept 2025
just_in_io-1.0.0-forge-1.20.1.jar
25 Sept 2025
Looking for an older file? The official CurseForge project page is in Resources.











