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Nuclearism is a Nuclear Tech Related Mod for Minecraft 1.21.1 With some New Features such as Oil, Oil Refineries, Steel Alloy, Alloy Furnace, Lead, Uranium, Plutonium, Chicago Pile Nuclear Reactor, Research Reactor, Isotopes, Foundry, Mechanical Bore, Nuclear Bomb and a Radiation System!
Nuclearism has plans to become a larger and better Minecraft Nuclear tech mod for 1.21.1!
GECKOLIB REQUIRED
No JEI Support
Recipes for everything exist!
Nuclearism is a Nuclear Tech Related Mod for Minecraft 1.21.1 With some New Features such as Oil, Oil Refineries, Steel Alloy, Alloy Furnace, Lead, Uranium, Plutonium, Chicago Pile Nuclear Reactor, Research Reactor, Isotopes, Foundry, Mechanical Bore, Nuclear Bomb and a Radiation System!
Nuclearism has plans to become a larger and better Minecraft Nuclear tech mod for 1.21.1!
GECKOLIB REQUIRED Warning NO JEI Compatibility
Nuclearism Has Recipes for Everything
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2026-03-25_12.55.14.png 2026-03-25_12.55.14.png -
desertbase.png desertbase.png -
oilrefinery.png oilrefinery.png -
2026-04-13_10.30.26.png 2026-04-13_10.30.26.png -
2026-03-25_12.55.09.png 2026-03-25_12.55.09.png
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Research Reactor Temperature Gauge Reactor is almost going critical! -
Chicago Pile from 1.4.5 Update Chicago pile with the updated textures -
Power Reactor In Water fluid pipes and a reactor -
Desert Base with production machines and a Nuclear Reactor A Desert Base with some of the Nuclearism Production machines (Not a structure) -
Chicago Pile Reactors They are completely modular you just need a neutron source near uranium rods, they will slowly become plutonium-240 -
Research Reactor about to get Scrammed! A Research reactor about to get scrammed to prevent critical temperature -
Research Reactor Building A Research Reactor in a Brick Building -
Steel ingot recipe and alloy furnace GUI This is how you make steel in the mod! -
An Active Oil Refinery Fueled by Coal changes crude oil chunks into Products like Heavy oil, Diesel and Gasoline -
a Custom Research Reactor Design Research Reactors are modular and can be designed however you want
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