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Fabric Mods for Minecraft 1.21

Browse 24 free Fabric mods for Minecraft 1.21 — popular picks include Alien Origins (Ben 10 omnitrix), Arachnids, AVP: Alien.

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Alien Origins (Ben 10 omnitrix)
1.21fabric

Alien Origins (Ben 10 omnitrix)

Adding origins to the game based of the Ben 10 aliens!

114kdownloads
Arachnids
1.21.1fabric

Arachnids

Arachnids is a mod based on the first Starship Troopers movie and 2005 game about an alien race of bugs.

59kdownloads
AVP: Alien
1.21.1neoforge

AVP: Alien

A module for the AVP universe that adds alien content.

10kdownloads
mc extremo 3 mod
1.21.1fabric

mc extremo 3 mod

A mod that aims to faithfully recreate the Minecraft Extremo 3 experience from Eufonia and AuronPlay, including hardcore lives, danger levels, PvP, vengeance mechanics, custom HUD elements, and special events.

4.3kdownloads
Aliens & UFOs
1.21.8fabric

Aliens & UFOs

A mod that adds Aliens, their spaceships and much more!

1.9kdownloads
Cows Are Aliens Client
1.21.11fabric

Cows Are Aliens Client

A modpack designed to optimize performance and enhance the vanilla Minecraft experience, focusing on subtle UI improvements, sound tweaks, and quality-of-life adjustments, all while staying as true to the original game as possible.

1.5kdownloads
Aliens Vs Predator: Resurrection - Aliens
1.21.1neoforge

Aliens Vs Predator: Resurrection - Aliens

A continued project, cloned with permission, of the new alien vs predator mod.This module adds alien content.

1.4kdownloads
Setsumeisho
1.21.1fabric

Setsumeisho

Recreate the instructions from Eufonia Studios that were used in Squid Craft Games and DEDsafio

1.2kdownloads
Project Parasites
1.21.1fabric

Project Parasites

An alien parasite crash-lands via meteor, corrupting terrain across four escalating phases while adaptive swarm AI hunts you down — craft countermeasures, gear up in hazmat armor, and purify your world before it's consumed.

1.2kdownloads
AVP Tech
1.21.1neoforge

AVP Tech

Tech modpack with lots of technology to help against the aliens (bugs)

1.0kdownloads
Cows Are Aliens Server
1.21.10fabric

Cows Are Aliens Server

The server side for Error 101 "designed to optimize performance and enhance the vanilla Minecraft experience, focusing on subtle UI improvements, sound tweaks, and quality-of-life adjustments, all while staying as true to the original game as possible"

875downloads
Aliens Vs Predator: Resurrection - Humans
1.21.1neoforge

Aliens Vs Predator: Resurrection - Humans

A continued project, cloned with permission, of the new alien vs predator mod. This module is the human part of the AVP module Suite.

857downloads
Aliens Vs Predator: Resurrection - Predators
1.21.1neoforge

Aliens Vs Predator: Resurrection - Predators

A continued project, cloned with permission, of the new alien vs predator mod.

727downloads
BFUFOIS
1.21.11fabric

BFUFOIS

BFUFOIS - Bypass Force Unicode Font Odd Interface Scale.

550downloads
Biomes Emerge!
1.21.7fabric

Biomes Emerge!

In Biomes Emerge!, adventure awakens beneath the snow, within alien skies, and across every lush new biome. Dive into a finely-tuned, controller-friendly experience that blends exploration, performance, and mystery into a seamless journey.

310downloads
BufoCraft
1.21.4fabric

BufoCraft

A set of Fabric client-side QOL, performance, functional and aesthetics mods for BufoCraft.

299downloads
Little Birdie
1.21.1fabric

Little Birdie

Little Birdie its a mod based on the minigame and mechanics of the game "The Rag Gang" from the SCG4 event by Eufonia Studios.

161downloads
Dawn Of The Pyro Brothers
1.21fabric

Dawn Of The Pyro Brothers

Fight the aliens forged of fire

128downloads
Alien Client Mod (1.21.1) – Powerful 2B2T Ghost Client
1.21.1fabric

Alien Client Mod (1.21.1) – Powerful 2B2T Ghost Client

Alien Client Mod is an anarchy-oriented Minecraft utility client commonly used on servers like 2b2t, offering a wide range of combat, movement, render, and exploit features. It is designed for high-pressure crystal PvP, survival in chaotic environments, and extended visual awareness. The client focuses on fast-paced automation and PvP dominance by combining crystal combat modules, […]

Stellaris Mod (1.21.5, 1.20.6) – A Thrilling Space Adventure
1.21.5fabric

Stellaris Mod (1.21.5, 1.20.6) – A Thrilling Space Adventure

Stellaris Mod introduces a space exploration to Minecraft, allowing players to go beyond Earth and explore planets, moons, and galaxies. With its detailed rocket crafting system, planetary exploration, advanced technology, and encounters with alien species. Features: Rocket Crafting and Launching: Build and customize your rocket with a component system, upgrading it as you progress. Planetary […]

Alien Origins Mod (1.21.1, 1.20.1) – Ben 10 Omnitrix
1.21.1fabric

Alien Origins Mod (1.21.1, 1.20.1) – Ben 10 Omnitrix

Alien Origins Mod is an Origins mod addon for Minecraft that brings the exciting alien transformations from the Ben 10 series to your gameplay. Focusing initially on classic aliens, this mod will progressively expand to include all the aliens from the series, each with unique abilities and traits. Features: Tetramand (Khoros Alien): Lunge: Jump forward […]

C
1.21.11fabric

Cows Are Aliens

a modpack that inproves building , adventureing , movement , fighting and more

76downloads
Lite AVP Survival (w/ Gigeresque)
1.21.1fabric

Lite AVP Survival (w/ Gigeresque)

Alien VS Predator and Tech

3.8kdownloads
Lite AVP Survival (Non Gigeresque)
1.21.1fabric

Lite AVP Survival (Non Gigeresque)

Alien VS Predator and Tech (Without Gigeresque)

574downloads