WWSF2

by carplane12 · on Modrinth

WWSF2 is a Slimefun United addon plugin that brings WW1 related items to the game. Free Minecraft Java mod for 1.21.8, 1.21.11.

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WWSF2 is a Slimefun United Addon Plugin that adds WW1 related items and machines to the game, it adds multiblock cannons (field cannon, short cannon, trench cannon, and maxim machine gun), a gas system, new oil refinery and a fuel refinery.

Verified by MCModsHub

Ships as WWSF2.jar — drop this file into the mods folder
Download size: 442 KB
Download link checked 7 Sept 2026 — working

These come from our own check of the pack file, not from the source page.

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All Mods for Java All Minecraft Java mods Java mods for 1.21