CurseForge · Minecraft mod
[IU] Reactor Plus
addon to IndustrialUpgrade
Quick answer
Which [IU] Reactor Plus release should I use?
[IU] Reactor Plus reactorplus-1.21.1-1.1 targets 1.21.1 with NeoForge. 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 [IU] Reactor Plus 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 [IU] Reactor Plus reactorplus-1.21.1-1.1 need?
reactorplus-1.21.1-1.1. 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 [IU] Reactor Plus without breaking your instance.
Built for [IU] Reactor Plus reactorplus-1.21.1-1.1. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use reactorplus-1.21.1-1.1. It targets 1.21.1 with NeoForge; 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 reactorplus-1.21.1-1.1. It opens that exact file at the source.
About this project
What does [IU] Reactor Plus add?
Introduces new reactor components and rods into the game.
The new components are crafted from space ore blocks, but give a boost to your reactor to protect and reduce temperature to create a stable power generation scheme.
Adds x8 and x16 rods with high energy production, why use x2, x4 rods if you can use x8 and x16 and get a lot of energy.
Project description from CurseForge.
Pick your setup
[IU] Reactor Plus by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.20.1
2 loader builds1.19.2
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
[IU] Reactor Plus versions and loaders
reactorplus-1.21.1-1.1
reactorplus-1.21.1-1.1.jar
13 Sept 2025
reactorplus-1.1-1.20.1
reactorplus-1.1.jar
13 Sept 2025
reactorplus-1.1-1.19.2
reactorplus-1.1.jar
13 Sept 2025
reactorplus-1.0-1.19.2
reactorplus-1.0.jar
1 Sept 2025
reactorplus-1.0-1.20.1
reactorplus-1.0.jar
1 Sept 2025
reactorplus-1.21.1-1.0
reactorplus-1.21.1-1.0.jar
1 Sept 2025
Looking for an older file? The official CurseForge project page is in Resources.