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Minecraft Java 1.21 Mods

Browse 12,413 free mods for Minecraft Java 1.21 — popular picks include CrombieMod, RecipeBuff, Ali's PvP.

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CrombieMod
1.21.11fabric

CrombieMod

Renames Zombie to Crombie. lol

256downloads
RecipeBuff
1.21

RecipeBuff

Makes the game challenging with advanced recipes, and toughened mobs.

256downloads
Ali's PvP
1.21.11fabric

Ali's PvP

The ultimate vanilla-safe PvP experience. Packed with top-tier optimization and essential combat mods to give you the competitive edge—100% legal, clean, and ban-free.

255downloads
[Cobblemon] Nobinyobi Addon!
24w12a

[Cobblemon] Nobinyobi Addon!

Adds the Generation 3 scrapped Pokémon, Nobinyobi, into Cobblemon as a custom FakeMon!

255downloads
Petrified Timber
1.21.11fabric

Petrified Timber

Adds a complete set of Petrified Wood! From Logs, Door, and even some extra goodies!

255downloads
B's QuietNight
1.18

B's QuietNight

A lightweight plugin so mobs don't spawn at night, only in truly dark places, like caves.

255downloads
skyprMC
1.21fabric

skyprMC

A modpack that expands Minecraft with additional mobs, enhanced world generation, and new dimensions, offering a richer and more diverse gameplay experience.

255downloads
Ruedamons - Custom Pokémons
1.21.1

Ruedamons - Custom Pokémons

This datapack+resourcepack adds a variety of original, new Pokémon... even with custom abilities and moves!

254downloads
Psitadditions - Blood and Souls
1.21.1

Psitadditions - Blood and Souls

Discover new resources, entities, structures and blocks. Collect blood and souls to discover the mysterys of Blood and Souls.

254downloads
Regenerating Dragon Egg│再生成龍蛋
1.21.9

Regenerating Dragon Egg│再生成龍蛋

Every time an Ender Dragon is killed, it will generating a dragon egg.│末影龍每次被擊殺之後都會生成一個龍蛋。

254downloads
The Upturned - Fat Pajama Man
1.21.5

The Upturned - Fat Pajama Man

Adds the Fat Pajama Man from The Upturned as a rare minboss

254downloads
NoBurningMobs
1.16

NoBurningMobs

Prevents mobs from burning during the day.

254downloads
Tribulation - Difficulty Overhaul
1.21.1fabric

Tribulation - Difficulty Overhaul

The world pushes back the longer and farther you survive. Formula-driven mob scaling across time, distance, depth, and moon phase, with tiered gear, hardened raids, and opt-in death penalties. Fully configurable, standalone, multiplayer-fair.

253downloads
Ferrets Galore
1.21.11fabric

Ferrets Galore

This mod adds ferret to your world. they can be found in plains and tamed with chicken. when tamed you can pick them up.

253downloads
Instant Wither Spawn
1.20.6fabric

Instant Wither Spawn

Tired of waiting for the Wither to spawn every single time? This mod removes the invulnerability stage entirely!

253downloads
Familiar Aviary
1.21.1neoforge

Familiar Aviary

A bird that gives the player a way to explore the world.

253downloads
Allay Filter
1.21.4fabric

Allay Filter

Bundles behave as filters for an allay. Allowing players to specify a set of items or even all items!

253downloads
Agony
1.21.1neoforge

Agony

A big content mod meant to make your life harder.

253downloads
IBCarpet
1.21.11fabric

IBCarpet

A carpet extension mod and a port of JoaCarpet's insane behavior feature to the newer version of Minecraft. This is used to manipulate item entity RNG.

252downloads
Oddrake
1.21.1fabric

Oddrake

Allows you to farm Oddishes in Cobblemon. Introduces Oddish food items and tools

252downloads
Work Orders
1.21

Work Orders

Put your copper golems to work with custom jobs and tasks.

252downloads
Hurkledurkle's Animated Eggs
1.21.9

Hurkledurkle's Animated Eggs

Animates the new mob eggs

252downloads
Peaceful Crafting
1.20

Peaceful Crafting

Mob drops unobtainable in Peaceful made craftable

252downloads
Dynamic Mob Health Bar Skript
1.20spigot

Dynamic Mob Health Bar Skript

Skript Health Bar Entity Name Display Visual Minecraft Indicator

252downloads
Sweet Not Savoury
1.21.1neoforge

Sweet Not Savoury

A WIP mod expanding upon sweet-themed creatures and aesthetics

252downloads
CobbleMario DP
1.21.1

CobbleMario DP

The ultimate Mario x Cobblemon crossover! This data pack introduces 109 new custom species into Minecraft, inspired by the acclaimed fan-game Super Mariomon.

251downloads
CobbleMario: Mario Enemies as Cobblemon!
1.21.1

CobbleMario: Mario Enemies as Cobblemon!

An add-on which aims to add the most common Mario enemies as pokemon in Cobblemon! Currently only Goombas are added so far. Coming up soon: Koopas and Bob-ombs!

251downloads
More Leather
1.21.11fabric

More Leather

Expanded leather sources, deconstruction recipes, and Block of Leather

251downloads
Zombie Hunter
1.21.5neoforge

Zombie Hunter

This Zombie hunts you up the trees.

251downloads
Creaking into bacteria (hazmat UPD)
1.21.11fabric

Creaking into bacteria (hazmat UPD)

Turns the creaking into bacteria from backrooms level 1 (UPD leather armor now hazmat suits and iron doors have iron bars)

250downloads
Backrooms Entities for Builds
1.21.1neoforge

Backrooms Entities for Builds

Adds entities for your builds to make it more interactive

250downloads
UBS_PVP+
1.21.11fabric

UBS_PVP+

UBS PVP is a high performance Fabric modpack optimized for competitive PvP and multiplayer Survival featuring extreme FPS boosts network optimization and clean combat visual advantages

250downloads
BossesChaos
1.21.1neoforge

BossesChaos

Wield legendary weapons and challenge unique, powerful bosses hidden across the world. Defeat the chaos, survive deadly mechanics, and claim epic rewards!

250downloads
Just Makes Sense Plugin
1.21

Just Makes Sense Plugin

This plugin adds a variety of features that just make sense!

250downloads
MetalMax
1.21.1neoforge

MetalMax

This mod populates the Overworld with brutally challenging mutated monsters!

250downloads
Better Grinding Utils
1.10.2

Better Grinding Utils

I tried my best and drew fresh textures for the mod called "Mob Grinding Utils"

250downloads