Minecraft Java 1.21 Mods

Browse 2 free mods for Minecraft Java 1.21 — popular picks include mutationcraft-plus, Player Mutations.

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2 mods

1.21.1fabric

mutationcraft-plus

Adds 24 random world mutations that completely change Minecraft every 5 minutes, making every survival adventure unique.

123downloads

1.21

Player Mutations

A behavioral evolution system that mutates players based on their playstyle. Every cycle (default 3 days), the plugin analyzes player behavior and triggers mutations that fundamentally change how they play.

49downloads