Minecraft Java 1.21 Mods
Browse 8 free mods for Minecraft Java 1.21 — popular picks include New:Sim-U-Kraft, Apollo, Slimefun United.
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New:Sim-U-Kraft
Have you ever wanted to build your own city in a game? To have your own territory and town residents, thriving and developing rapidly under your wise leadership as the mayor?
Apollo
Lunar Client's next generation server-sided API
Slimefun United
A modern and organised continuation of Slimefun’s legacy. Slimefun United transforms your server into a modpack-like experience with backpacks, jetpacks, reactors, electricity, automation and countless new systems.
InfiniteBuckets
Infinite water, lava, and sponge buckets for 1.21+. Features MiniMessage support, Folia compatibility, and deep integration with WorldGuard, Towny, and GriefPrevention.
Crystal Town Mod
A mod that adds a slightly elaborate universe! A couple of dimensions, lots of interesting mobs, progression, magic wands and toxic weapons!
Food API
A flexible food system API for NeoForge. Adds configurable hunger capacity and drain speed via attributes, dynamic food bar rendering with multi-row support, and a provider-based icon replacement system for seamless mod integration.
SD5
SubData 5, the official Minecraft Datapack as seen on SubBurban 5.
Seasons&Scarcity:Core
Seasons & Scarcity transforms your static Minecraft world into a living, breathing ecosystem with a dynamic, global four-season cycle.