HomeJava1.21

Minecraft Java 1.21 Mods

Browse 604 free mods for Minecraft Java 1.21 — popular picks include Sage Brush, Hungry Cows, Zombie Tactics.

Updated daily

FiltersHorror×Mobs×Robots×Clear all
Sort604 mods
Sage Brush
1.21.1neoforge

Sage Brush

This mod wisens up vanilla brushes. Soothe your pets, obtain feathers and scutes, and much more!

9.1kdownloads
Hungry Cows
1.21.6fabric

Hungry Cows

Cows/Mooshrooms now eat Grass/Mycelium/plants to restore their Milkability/Health, Milk functions as food and many more related features.

9.0kdownloads
Zombie Tactics
1.21fabric

Zombie Tactics

An overhaul of zombie AI, which allows them to break blocks and improves their tracking.

8.7kdownloads
Moar Bosses
1.21.9

Moar Bosses

Moar Bosses adds 7 types of randomly spawning bosses into your Minecraft world. Each boss has 3-5 unique and crazy magical attacks, and drop cores that can be used to craft magic wands. The bosses have custom textures using Optifine or Reselect or CET.

8.3kdownloads
Nasir's Mobs Plus
1.21.9

Nasir's Mobs Plus

Adds more mobs based on the biome! and maybe some more evil ones...

8.1kdownloads
Pulchra Occultorum
1.21.1fabric

Pulchra Occultorum

This was a mod all about Victorian Science, Carneval and Occultism. Features are put on hold for now.

7.7kdownloads
SMP Silk Spawner
1.17

SMP Silk Spawner

Silk Touch spawners implemented in a vanilla/smp friendly way! Fully configurable with different things that could happen with breaking spawners

7.4kdownloads
Pebblits
1.21.8neoforge

Pebblits

A mod created specifically to be ruined by Knarfy's audience. What could go wrong?

7.2kdownloads
BedSheet
1.21.7neoforge

BedSheet

Carpet unofficial NeoForge port. Take full control over your game.

7.1kdownloads
Ashen's Better AI
1.21.1

Ashen's Better AI

Improves mob ai, by adding mob jumping, a foodchain, and more!

7.0kdownloads
Mob AI Commands
1.21fabric

Mob AI Commands

A standalone version of the commands added by Mob AI Tweaks mod

6.9kdownloads
NightTime
1.21

NightTime

A horror and challenge datapack made for only the bravest to try.

6.9kdownloads
Killer Bunny Name Tag
1.21.6

Killer Bunny Name Tag

Naming a rabbit "The Killer Bunny" will turn it into a killer bunny

6.8kdownloads
Craft Trial Spawner
1.21.6

Craft Trial Spawner

Adds a crafting recipe for Trial Spawners

6.7kdownloads
Attack-Blocker
1.21.9fabric

Attack-Blocker

A simple mod that let you control which players you can attack and which not ⚔️❌

6.7kdownloads
SKT's Iron Golem Drop Block Of Iron
1.16

SKT's Iron Golem Drop Block Of Iron

iron golem drop 1-4 block of iron when die

6.6kdownloads
Java_Broken.jar
1.21.1neoforge

Java_Broken.jar

Horror mod that generates events in your minecraft (alpha mode, will have MANY more updates)

6.6kdownloads
Fly High
1.21.1neoforge

Fly High

Adds some immersive features to flies from Alex's Mobs.

6.5kdownloads
Flattering Anvils
1.20fabric

Flattering Anvils

Anvils that make you flat!

6.3kdownloads
God Sword
1.21.4neoforge

God Sword

Adds a sword which can one shot any MC mob.

6.3kdownloads
Minecraft: 2035 Edition
1.21.4neoforge

Minecraft: 2035 Edition

What will Minecraft look like in 2035? (Ideas submitted by Knarfy's fans for a video)

6.2kdownloads
Ruined MC Live
1.21.8neoforge

Ruined MC Live

A collection of terrible features based on my YouTube Live chat that ruin the Mounts of Mayhem update!

6.1kdownloads
The Broken Script Plus
1.21.1neoforge

The Broken Script Plus

Additional events and behaviors for existing entities of The Broken Script

6.0kdownloads
Creepypasta Mod
1.21.1neoforge

Creepypasta Mod

Mod that adds "Scary" monsters based off of Minecraft Mythos.

6.0kdownloads
Bottled End Cities
1.21.9

Bottled End Cities

End Cities but they are remade to be in bottles.

6.0kdownloads
JerkSteve
1.21forge

JerkSteve

Adds the most annoying mob to Minecraft, as seen in the viral meme videos.

5.7kdownloads
Eye of Dreams
1.21.8fabric

Eye of Dreams

When night falls, new powers awake. Adds the Eye of Dreams to Minecraft

5.2kdownloads
THE VOID // void.jar
1.21.1neoforge

THE VOID // void.jar

A mod meant to be paired with the broken script (some events WILL break without it). Adds multiple other entities to your game.

5.2kdownloads
Armistice: the Peace Engines
1.21neoforge

Armistice: the Peace Engines

Machines from tomorrow, bringing peace to today

5.2kdownloads
Movable Block Entities
1.21.10neoforge

Movable Block Entities

Allows pistons to push block entities without the need of Carpet Mod

5.1kdownloads
Deltapack
1.21.11

Deltapack

A deltarune datapack adding content from dark fountains and dark worlds to the roaring knight. As well as items and spells like snowgrave and the shadow mantle.

5.1kdownloads
RandomDirtDrops
1.21

RandomDirtDrops

RandomDirtDrops is a fun Minecraft data pack that makes breaking dirt blocks drop completely random items from the entire game — from diamonds to dragon eggs! Perfect for chaotic survival challenges and OP item speedruns.

5.1kdownloads
Wardens Only
1.21

Wardens Only

Hostile mobs are replaced with the warden, with exceptions for piglins, enderman, blaze, and the ender dragon, and the addition of Zombified Piglins.

5.0kdownloads
Cute Horrors
1.21fabric

Cute Horrors

Created for a YouTube video on Knarfy's Channel. This mod includes some adorable versions of terrifying creatures

4.9kdownloads
Beast Tamer
1.21.11

Beast Tamer

Makes all mobs passive

4.8kdownloads
Hell's Survivor
1.21.1neoforge

Hell's Survivor

A Nuclear Themed Horror Mod.

4.6kdownloads