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Minecraft Java 1.21 Mods

Browse 51 free mods for Minecraft Java 1.21 — popular picks include The game Built For YOU, Otherplaces, Steve's Custom Bosses Data pack.

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The game Built For YOU
1.21fabric

The game Built For YOU

This modpack is somewhat "lightweight" this adds a few new mobs bosses and features have fun!

99downloads
Otherplaces
1.21.1neoforge

Otherplaces

Multiple dimentions with diffrent items, blocks, mobs, structures, bosses.

96downloads
Steve's Custom Bosses Data pack
1.21.5

Steve's Custom Bosses Data pack

This data pack adds custom recipes, advancements, challenges, and bosses to the game, all with vanilla mechanics!

87downloads
AETO's
1.21.1neoforge

AETO's

A modpack focused on exploration and automation using Create: Aeronautics, also featuring magic and many bosses!

84downloads
Berry's Land
1.21.4neoforge

Berry's Land

**Berry's Land** is an adventure mod that introduces a beautiful new dimension with custom progression, unique creatures, giant trees, Compote Rivers, and an exciting boss fight. Discover a mysterious world and earn powerful rewards!

82downloads
BulsciCraft
1.21.4neoforge

BulsciCraft

Enjoy this brand new mod that adds New Dimensions, Mobs, Items, Blocks, Unusual things and even a bossfight...

82downloads
Amethyst Age
1.21.8fabric

Amethyst Age

Expand Minecraft's amethyst progression with new tools, armor, weapons, food, a custom biome, Crystal Merchant, Crystal Warrior boss, advancements, and unique abilities like 3×3 mining, Tree Chopper, and Crystal Charge! 💜

56downloads
Chariz's Mayhem
1.21.8neoforge

Chariz's Mayhem

A Minecraft Mod That Aims To Add Fun Things Into Minecraft, Such As New Mobs, Bosses, Weapons, Tools, Armor etc. Created By The Maniac Himself, DarkChariz

45downloads
The RED KING
1.21.1neoforge

The RED KING

This is a mod made with Autoforge. It contains a BOSS that can be naturally summoned called "The Red King".

38downloads
Voyage of Peril
1.21.11fabric

Voyage of Peril

This modpack adds new structures, animations, items and blocks, realism and difficulty to the vanilla version of Minecraft through improved mobs and bosses, and much more.

20downloads
L Enders Cataclysm Delight Mod (1.21.1, 1.20.1) – Farmers Delight And Cataclysm Fusion
1.21.1neoforge

L Enders Cataclysm Delight Mod (1.21.1, 1.20.1) – Farmers Delight And Cataclysm Fusion

L Enders Cataclysm Delight Mod integrating recipes and ingredients from the Cataclysm mod into the cooking system. It allows players to craft delicious dishes using Cataclysm's unique materials, enhancing survival gameplay with new food options that provide buffs and restoration. Features: Craft new dishes using Cataclysm ingredients like boss drops or rare materials in Farmer's […]

Dracomelette Mod (1.21.4, 1.20.1) – Dragon Eggs Now Become Food
1.21.4fabric

Dracomelette Mod (1.21.4, 1.20.1) – Dragon Eggs Now Become Food

Dracomelette Mod gives dragon eggs new uses. You spend most of your time training skills, preparing weapons and food to defeat the final Boss EnderDragon, and when everything is ready, the Boss is defeated and gives you a lot of experience and a Dragon Egg. Exactly one Dragon Egg proves that you have defeated the […]

A
1.21.1neoforge

Aoura MC

Adds vanilla improvements bosses' new biomes terrain etc.

343downloads
Bosses Delight Unofficial(NeoForge)
1.21.1neoforge

Bosses Delight Unofficial(NeoForge)

The 1.21.1 branch version of Bosses Delight

4.5kdownloads
Just All Mods - JAM
1.21.1neoforge

Just All Mods - JAM

Jams is a modpack built for everybody you want bosses, cozy cooking and farming mods, new pets or tech mods? Well JAM has all of that plus more we have 1000+ quest in case you're new to mods come on and give it a try.

696downloads