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Minecraft Java 1.21 Mods

Browse 17 free mods for Minecraft Java 1.21 — popular picks include Lapito's Galacticraft, FutureSpace , Cosmic Frontiers.

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Lapito's Galacticraft
1.21.1fabric

Lapito's Galacticraft

New update for 1.21.1 mc! The same as years past. Space, PvP, Tech, and more! All on a live server!

775kdownloads
FutureSpace
1.21.11

FutureSpace

Futuristic gaming

263kdownloads
Cosmic Frontiers
1.21.1neoforge

Cosmic Frontiers

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

30kdownloads
Alien AGF Series
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
space, fight and simulation
1.21.11fabric

space, fight and simulation

just a ily modpack made for fun :]

12kdownloads
Beyond Cosmos
1.20.1forge

Beyond Cosmos

Space Exploration Pack with Custom Code And Storyline!

9.1kdownloads
Cyberspace Shaders
1.18

Cyberspace Shaders

Cyberpunk 2077 Cyberspace LiDAR effect shaders

1.2kdownloads
Nexicon
1.21.1neoforge

Nexicon

Space Adventure Awaits you Within our New universe come and explore with us

637downloads
Rancor's Outer rim exploration
1.21.1forge

Rancor's Outer rim exploration

The official Pack for rancor starsim to explore various dimensions and planets through rockets, and the stargate

622downloads
CobbleFrontier
1.21.1neoforge

CobbleFrontier

CobbleFrontier is a Create + Cobblemon adventure pack with massive worldgen, Pokémon, trains, aircraft, colonies, dungeons, guns, seasons, realistic weather, and space exploration.

512downloads
Space Alien.xo GUI Resource Pack
1.20.5

Space Alien.xo GUI Resource Pack

1.20 Colorful Spaced And Themed Resource Pack. This a cute, space-themed Minecraft resource pack that gives the game a soft, pastel sci-fi aesthetic inspired by aliens, stars, planets, UFOs, and cosmic colors. It retextures a variety of UI elements, items,

101downloads
Better Ender Dragon Remastered Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Better Ender Dragon Remastered Resource Pack (1.21.1, 1.20.1) – Texture Pack

Better Ender Dragon Remastered Resource Pack reimagines and enhances the classic Ender Dragon in Minecraft, giving it a more detailed and imaginative appearance. The pack offers a variety of models, blending elements of sci-fi and fantasy to create unique versions of the dragon. Some designs are reminiscent of futuristic spaceships, military jet fighters, or even […]

Astro Engineers Expert
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
Project EGG: Echoes Of The Void
1.21.1neoforge

Project EGG: Echoes Of The Void

Dimensional Sci-fi horror and survival wrapped in a story-rich journey where your greatest ally might be compromised. Made by SpaceEgg on YouTube.

556downloads
Neon Pulse Interface Resource Pack (1.21.11, 1.21.1) – Glowing Sci-Fi Style
1.21.11

Neon Pulse Interface Resource Pack (1.21.11, 1.21.1) – Glowing Sci-Fi Style

Neon Pulse Interface Resource Pack reskins the standard Minecraft user interface with a sleek sci-fi theme. This pack adds crisp pixel art to your menus, storage screens, and status meters. It fits nicely into high-tech worlds, space bases, and futuristic modpacks. Features: Restyles vanilla game menus and container screens with a glowing sci-fi look. Replaces […]

Galaxy Under Chaos a Star Wars Experience Mod (1.21.11, 1.20.1)
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. […]

Future Space Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Future Space Resource Pack (1.21.1, 1.20.1) – Texture Pack

Future Space Resource Pack simply transforms Minecraft into a high-tech, futuristic experience by introducing sleek, sci-fi-inspired textures. This clean and simple pack aims to give the game a modern, space-age look while maintaining Minecraft’s core mechanics and structure. For example, common blocks are redesigned with metallic surfaces, glowing accents, and advanced patterns, giving them a […]