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Minecraft Java 1.21 Mods

Browse 129 free mods for Minecraft Java 1.21 — popular picks include Kappa's AntiCheat, IFR25KU: The Institute of Fairy Research 2025 Kakera Unofficial, Fungal Engines.

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Kappa's AntiCheat
1.21.5fabric

Kappa's AntiCheat

A lightweight Fabric anti-cheat designed for high performance on large-scale servers.

1.4kdownloads
IFR25KU: The Institute of Fairy Research 2025 Kakera Unofficial
1.21.1neoforge

IFR25KU: The Institute of Fairy Research 2025 Kakera Unofficial

A Minecraft mod that presents a possible world set in the MirageFairy universe.

1.3kdownloads
Fungal Engines
1.21.1neoforge

Fungal Engines

Outrun the Fungal Infection using your wits and the various tools granted by the Create mod

1.3kdownloads
Orbital Staff
1.21.11fabric

Orbital Staff

This Mod adds Many New overpowered Items to the game AND MORE!

1.3kdownloads
Elements of Beta
1.21

Elements of Beta

Elements of Beta is magical datapack that not only brings beta Elements to 1.21, but adds more! Check out Purely Beta for just bringing vanilla Beta features.

1.3kdownloads
Rogue Worlds
1.21.1

Rogue Worlds

Transforms the game into a roguelike with many unique upgrades, custom structures and multiple levels

1.2kdownloads
SC Final Adventure - Arcana
1.21.1neoforge

SC Final Adventure - Arcana

A guided magic-and-combat modpack with a handcrafted progression system that weaves Advancements and Bounty Boards into a single interconnected journey.

1.2kdownloads
MobPVP // CANCELLED
1.21fabric

MobPVP // CANCELLED

MobPVP transforms your Minecraft survival experience by assigning levels to every living creature in the game. Based on these levels, mobs gain different abilities, attributes, and loot chances, creating a more challenging and rewarding combat system.

1.0kdownloads
Wicked Witch of the West
1.21.10

Wicked Witch of the West

Master forbidden spells, travel through dimensions, and claim your magical destiny...

1.0kdownloads
Mproject
1.21.1neoforge

Mproject

A massive weapon mod adding legendary swords with unique abilities, new devastating effects, and chaos magic. Created primarily for the residents of the Maluch dormitory.

965downloads
horror things
1.21.1forge

horror things

its a horror game with the create mod and space how will this go

862downloads
Die Of Death
1.21.1fabric

Die Of Death

Some Die Of Death stuffs from Roblox to Minecraft

853downloads
Kingdom Hollow - RP
1.21.1neoforge

Kingdom Hollow - RP

A dark western roleplay modpack set on the haunted frontier of Hollow, where new settlers seek a better life beyond Kingdom.

819downloads
It's technically magic
1.21neoforge

It's technically magic

A mix of Create and tech with a horrific touch

781downloads
AccursedSMP
1.21.1neoforge

AccursedSMP

Modpack for my SMP, AccursedSMP, here you can be whatever, a vampire, a werewolf, a witch, a knight, maybe you want to be werewolf samurai chef who has elf ears and fairy wings (you can use ears+ for that)

762downloads
The Broken Void
1.21.1neoforge

The Broken Void

This is a modpack based on the broken script and no_moon.jar mods

733downloads
koper_mod
1.21.11fabric

koper_mod

A chaotic Minecraft mod with unique bosses, broken armor sets, and a corrupted dimension a little unbalanced but fun as hell.

727downloads
sibliths rideable phantoms
1.21.7

sibliths rideable phantoms

Use two enderpearls and a clock to summon a giant rideable phantom!

718downloads
FullXaos_RPG
1.19

FullXaos_RPG

⚔️ RPG skills & dungeons 🌋 Portal dungeon RPG ⚡ Optimized RPG plugin 🏰 MCMMO-style RPG 🌀 Skills & portals RPG

716downloads
Random Junk
1.21.1neoforge

Random Junk

A mod filled to the brim with random meme features

716downloads
stupid baby mod
1.21.4neoforge

stupid baby mod

!! LOUD NOISES !! a mod that adds a bunch of different baby mobs, items, blocks, weapons.

675downloads
Crafted Terrain Generation
1.21.3neoforge

Crafted Terrain Generation

Generate Minecraft worlds by map images!

614downloads
Grippers
1.21.1fabric

Grippers

A horror-comedy mod featuring a custom dimension, cryptic secrets, explore carefully, there's more going on than it seems.

601downloads
Grandia Dungeons
1.21.1neoforge

Grandia Dungeons

A dark fantasy roguelike dungeon adventure with classes, bosses, cursed loot, magic, traders and procedural floors.

588downloads
Shogun's Blast - Undead & TNT
1.21.11fabric

Shogun's Blast - Undead & TNT

Explore haunted Japanese villages, battle explosive Oni Warlords, and defeat the Council of Leaders in this immersive RPG structure and combat mod.

557downloads
Chronicles of Verdara
1.21.1neoforge

Chronicles of Verdara

This is a Cobblemon server ran by ShaiNubi and TheEvilBadMan!

547downloads
Crystal Town Mod
1.21.1neoforge

Crystal Town Mod

A mod that adds a slightly elaborate universe! A couple of dimensions, lots of interesting mobs, progression, magic wands and toxic weapons!

540downloads
Better Entity Control
1.21.11forge

Better Entity Control

Take full control over mob and projectile attributes — modify health, damage, speed, armor, knockback, scale for mobs, and damage, speed, gravity, knockback for projectiles, with commands in Russian and English.

492downloads
Lanse's Combined Challenges
1.21.11fabric

Lanse's Combined Challenges

This mod combines a lot of my challenge mods together into 1. Can you survive?

414downloads
Mystical Plants Legacy
1.21.1fabric

Mystical Plants Legacy

Adds magical plants that can be either useful or dangerous

407downloads
Skebob
1.21.1neoforge

Skebob

Little creature hiding in jungle, can you find him?

406downloads
Rether
1.21.1neoforge

Rether

Rether Adventure! Rether World!

393downloads
Solid jokes
1.21.1neoforge

Solid jokes

Solid jokes this is a set of cool things and tools

373downloads
The End Reimagined
1.21.1neoforge

The End Reimagined

A comprehensive endgame expansion that introduces a brand new dimension and unique biomes to transform the desolate reaches of the void. Designed for both solo and multiplayer play.

370downloads
Schnoozleville
1.21.1fabric

Schnoozleville

Welcome to Schnoozleville! Full of adventure, cozy themed, and a bit of magic, it'll be sure to keep you engaged~ The world is full of [Regions Unexplored] in the overworld and the Nether, with magic and tech, this slow life is going to be nice~

361downloads
StructuresMegaMore
1.21.8neoforge

StructuresMegaMore

This project adds structures and lore in caves… and new moonlight items (for recipe need ghast tear)

333downloads