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Extreme Reactors

Free activation
Start a server for 24 h for free
Extreme Reactors can be installed in the panel in 2 clicks No payment and no card
Activate a free server
Like it? Extend from 83 Kč / month.

Extreme Reactors brings massive multiblock reactors and steam turbines to Minecraft, generating energy efficiently for your machines through Forge Energy. Available for Forge and NeoForge on Minecraft 1.12.2–1.21.4, the mod requires ZeroCore.

Rent your own Minecraft server and install Extreme Reactors with one click from the panel to build towering power generators alongside your friends.

Mod versions

You will choose the version when installing in the server panel, in the Addons section.

54 versions
VersionReleased
ExtremeReactors2-1.21.1-2.4.28.jar Latest
Released 17.12.2025
ExtremeReactors2-1.20.1-2.0.97.jar
Released 17.12.2025
ExtremeReactors2-1.21.1-2.4.27.jar
Released 04.12.2025
ExtremeReactors2-1.20.1-2.0.96.jar
Released 04.12.2025
ExtremeReactors2-1.21.1-2.4.26.jar
Released 11.10.2025