Minecraft Java 1.21 Mods

Browse 4 free mods for Minecraft Java 1.21 — popular picks include Cosmic Frontiers, Alien AGF Series, Astro Engineers Expert.

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4 mods

1.21.1neoforge

Cosmic Frontiers

A journey lost through space and time. A Gregtech Modpack focused on sci-fi and arcane themes.

30kdownloads

1.21.1neoforge

Alien AGF Series

A modpack that brings technology from Mekanism, space travel from Ad Astra, and Xenomorphs from Gigeresque to create a grand suspense filled adventure! Help AGF (Anomaly Glitch Foundation) find the xenomorphs to either contain them or irradicate them.

23kdownloads

1.20.1forge

Astro Engineers Expert

This is an expert-style modpack that blends magic and technology, challenging players to progress through intricately connected mods. From mystical beginnings to space-faring technology.

5.6kdownloads

1.21.11

Galaxy Under Chaos a Star Wars Experience Mod (1.21.11, 1.20.1)

Galaxy Under Chaos a Star Wars Experience Mod brings an intergalactic sci-fi adventure to your Minecraft world. Players travel across multiple themed planets filled with new resources, dangerous mobs, and ancient ruins. The mod gives you the tools to gather rare materials like titanium and chromium to forge energy weapons with quadrillions of customization options. […]