Wiki 9Minecraft Create Nuclear Wiki
Create Nuclear Wiki

Create Nuclear Wiki & Guide

wiki.9minecraft.net/create-nuclear-mod/

The community wiki and guide for Create Nuclear — recipes, items, tags and mechanics, kept current for every Minecraft version the mod supports.

148recipes · MC 1.21.1
187recipes · MC 1.20.1
52wiki pages
2MC versions
Updated 14 days ago902.6K downloads361 followersLicense: GNU Lesser General Public License v3.0 only

About this mod

⚠️ WARNING FOR V2 UPDATE ⚠️

If you are updating an existing world to V2, you MUST completely dismantle your active reactors before updating!

Leaving an old reactor assembled could result in corruption or an immediate nuclear meltdown.

About

Create nuclear is a mod that adds a whole nuclear system to the create mod. An optimized reactor can now produce over eight millions SU.

Create nuclear also adds Uranium and Thorium ores, and all the refining process to create and power the reactor automatically. You can even build setups from infinite sources like cobblestone with a complex refining process that exploits all the potential of create appliances.

New in V2:

  • Reactor Tiers: Build Tier 1, Tier 2, and Tier 3 reactors for higher energy outputs and heat capacities.
  • Coolant System: Use new fluids like Nitrogen to balance your reactor's heat and prevent meltdowns.
  • Radiation: Radioactive items now emit ambient radiation. Protect yourself using the new Iodine system and Anti-Radiation armor.
  • Meltdowns & Biomes: A reactor meltdown will now trigger a massive nuclear explosion, leaving behind a hostile Irradiated Land biome.

!Minecraft screenshot of an energy setup, photoshopped to highlight a large SU output display reading 2,560,000 SU.

Wiki

Need help building your reactor or understanding the new mechanics? Check out our Official Wiki!

Usage

Fabric

You need to install first the Create Fabric & Fabric API mod.

We are now compatible with JEI, REI, EMI.

Forge & NeoForge

You need to install first the Create mod.

We are now compatible with JEI, REI, EMI.

Socials

Join our discord server for following updates & share your feedback by clicking here

Also we have a link tree for all our socials, click here

Localization

If you want to help us with translations, we have opened a Crowdin project. Click here.

Source Code

Forge

https://github.com/Create-Nuclear-Team/CreateNuclearForge

NeoForge

https://github.com/Create-Nuclear-Team/CreateNuclearNeoForge

Fabric

https://github.com/Create-Nuclear-Team/CreateNuclearFabric

Credits

The nuclear explosion effects and visuals in V2 are based on code originally created by the Alex's Caves team, which we then adapted and reworked to fit the specific needs of our mod. A huge thanks to them for their incredible work!

Compatibility

Which Minecraft versions and mod loaders the mod supports.

LoaderMC 1.21.1MC 1.21MC 1.20.1
Fabric
Forge
Neoforge

Dependencies

Other mods required (or optional) to run this mod.

Just Enough Items (JEI) (optional)Roughly Enough Items (REI) (optional)EMI (optional)Create (required)

Recent updates

Latest releases with the author's changelog notes.

2.0.0 2026-08-23 · forge · MC 1.20.1

Changelog

[2.0.0]

Reactor Overhaul

  • Added two new reactor sizes (Tier 2 and Tier 3), on top of the original size, each offering higher energy output and a higher acceptable heat threshold.
  • Added a new liquid input block that lets players supply a coolant fluid to the reactor, alongside a brand new Nitrogen fluid to use with it. Reactor coolant fluids are fully configurable via datapa

...

1.4.1 2026-01-11 · fabric · MC 1.20.1

Changelog

[1.4.1]

Additions

  • 1ee4c645 — Added uranium fluid type and enhanced fluid interactions/dispense behavior. (Giovanni)

...

1.4.0 2026-01-09 · fabric · MC 1.20.1

CurseForge & Modrinth Changelog :

Notes

  • Version bump: 1.4.0 (from 1.3.0) aimed at Create V6 compatibility and updated dependencies.

QOL (Quality of Life)

  • Updated repository links, README and copyright/LICENSE. (Giovanni)

...

1.3.2-beta.3 2025-12-13 · neoforge · MC 1.21.1

CHANGELOG

QOL

Bug Fixes

...

1.3.2-beta.2 2025-11-11 · neoforge · MC 1.21, 1.21.1

QOL

  • Updated item tags for uranium and coal dusts in CNItems and CNMixingRecipeGen to make recipes more flexible and tag-driven. (commit 9a32735)
  • Reorganized uranium processing recipes for improved clarity and consistency. ([commit 2f7ae97](https://github.com/Create-Nuclear-Team/CreateNuclearNeoForge/com

...

Create Nuclear
Create Nuclear
Nuclear reactor
Nuclear reactor
Uranium liquid
Uranium liquid
Uranium rod
Uranium rod
Yellowcake
Yellowcake

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Developer resources

Source codeReport an issue

Guides

The basics

In-game guide topics for Create Nuclear — full write-ups live in the Guides section.

Construction of the reactorController Activation

Processes

Every recipe the mod adds, grouped by how it is made.

Crafting · 104create:compacting · 2create:splashing · 1createnuclear:enriched · 2createnuclear:snow_powder · 1Crushing · 8Deploying · 3Manual Item Application · 3Mechanical Crafting · 8minecraft:blasting · 5minecraft:smelting · 5minecraft:smithing_transform · 64minecraft:stonecutting · 19Mixing · 4Pressing · 1

Items

Blocks

Frequently asked questions

What does Create Nuclear add?

Nuclear power for Create — a reactor fueled by nuclear fuel rods, plus the materials and components to build it. The getting-started guide covers early materials and processing.

How do you build a reactor in Create Nuclear?

Craft the reactor's components, assemble the multiblock, load fuel rods and activate it. The reactor-construction and fuel guides cover building and operating it.

How do you make nuclear fuel in Create Nuclear?

Process the mod's radioactive materials into fuel rods for the reactor. The fuel-and-operation guide details crafting rods and running the reactor safely.

What is Autunite in Create Nuclear?

Autunite is a mod material that also crafts a range of decorative blocks. The autunite-decorations guide covers the decorative variants.

Version history

Create Nuclear 2.0.0 (MC 1.20.1) → 1.3.2-beta.3 (MC 1.21.1): 63 recipes added · 102 recipes removed · 57 recipes updated.

+ Lead Block+ Lead Ingot+ Lead Nugget+ Steel Block+ Steel Ingot+ Steel Nugget+ White Cloth+ Anti Radiation Boots+ Black Anti Radiation Chestplate+ Black Anti Radiation Helmet+ Black Anti Radiation Leggings+ Blue Anti Radiation Chestplate+ Blue Anti Radiation Helmet+ Blue Anti Radiation Leggings+ Brown Anti Radiation Chestplate+ Brown Anti Radiation Helmet+ Brown Anti Radiation Leggings+ Cyan Anti Radiation Chestplate+ Cyan Anti Radiation Helmet+ Cyan Anti Radiation Leggings+ Gray Anti Radiation Chestplate+ Gray Anti Radiation Helmet+ Gray Anti Radiation Leggings+ Green Anti Radiation Chestplate+ Green Anti Radiation Helmet+ Green Anti Radiation Leggings+ Light Blue Anti Radiation Chestplate+ Light Blue Anti Radiation Helmet+ Light Blue Anti Radiation Leggings+ Light Gray Anti Radiation Chestplate+ Light Gray Anti Radiation Helmet+ Light Gray Anti Radiation Leggings+ Lime Anti Radiation Chestplate+ Lime Anti Radiation Helmet+ Lime Anti Radiation Leggings+ Magenta Anti Radiation Chestplate+ Magenta Anti Radiation Helmet+ Magenta Anti Radiation Leggings+ Orange Anti Radiation Chestplate+ Orange Anti Radiation Helmet+ Orange Anti Radiation Leggings+ Pink Anti Radiation Chestplate+ Pink Anti Radiation Helmet+ Pink Anti Radiation Leggings+ Purple Anti Radiation Chestplate+ Purple Anti Radiation Helmet+ Purple Anti Radiation Leggings+ Red Anti Radiation Chestplate+ Red Anti Radiation Helmet+ Red Anti Radiation Leggings+ White Anti Radiation Chestplate+ White Anti Radiation Helmet+ White Anti Radiation Leggings+ Yellow Anti Radiation Chestplate+ Yellow Anti Radiation Helmet+ Yellow Anti Radiation Leggings+ Uranium Powder+ Reactor Input+ Reactor Output+ Small Autunite Bricks− nitrogen_concentrate− thorium_ingot− biome_irradiation_extractor− default_anti_radiation_boots− default_anti_radiation_chestplate− default_anti_radiation_helmet− default_anti_radiation_leggingsLead BlockLead Ingot− raw_thorium_block− raw_thorium− reinforced_glass_bottleSteel BlockSteel Ingot− thorium_block− thorium_nugget− White ClothUranium Powder− nitrate− Crushed Raw Copper− thorium_dust− Crushed Raw Zinc− reactor_fluid_inputReactor Output− reactor_rod_input− reactor_alarm− thorium_rod− nitrogen− thorium− small_autunite_brick− cooled_nitrogen_concentrate− Nugget of Experience~ Autunite~ Autunite Pillar~ Lead Ingot~ Raw Uranium~ Yellowcake~ Reinforced Glass~ Coal Dust~ Cut Autunite Brick Slab+44 more

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