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Minecraft Java 1.21 Mods

Browse 1,216 free mods for Minecraft Java 1.21 — popular picks include All The Neoforge, Biome Remover, [Cobblemon] Jet's Biome Besties.

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All The Neoforge
1.21.1neoforge

All The Neoforge

A modpack that ranges from tech to magic, Vanilla enhancements to Fully modded biomes & more. Enjoy the pack how you want and play however you please!

8.4kdownloads
Biome Remover
1.21.1neoforge

Biome Remover

Remove specific biomes from your world generation so they no longer spawn in your Minecraft world, letting you shape each dimension to better match the kind of terrain and exploration experience you want.

8.3kdownloads
[Cobblemon] Jet's Biome Besties
1.21.1

[Cobblemon] Jet's Biome Besties

A Cobblemon Addon that is dedicated to adding cosmetic variants for pokemon dependant to specific biomes/climates!

8.2kdownloads
The Modded Rizoma MC
1.21.1neoforge

The Modded Rizoma MC

Explore a lush, modded world where nature and technology grow together. Rizoma blends farming, magic, tech, and adventure into one immersive experience. Build, automate, and thrive in a world full of life, beauty, and powerful progression.

8.1kdownloads
AT's More Building Blocks
1.21.8neoforge

AT's More Building Blocks

In the mod, you can discover much more in the Minecraft world. Work with real metals, explore new biomes, and build with many new blocks.

8.0kdownloads
Large Biomes Dimension
1.21fabric

Large Biomes Dimension

Add large biomes world type as separate dimension.

8.0kdownloads
Subterranean Wilderness Revival
1.21.1neoforge

Subterranean Wilderness Revival

Adding exciting new cave biomes and bringing you the cave update you always wanted

7.9kdownloads
Ambience Mini
1.21.1neoforge

Ambience Mini

Play custom music based on player-state, locations, biomes, dimensions, combat, bosses, etc.

7.8kdownloads
Oh the Cobbles You'll Mon (Cobblemon + Oh The Biomes We've Gone)
1.21.1

Oh the Cobbles You'll Mon (Cobblemon + Oh The Biomes We've Gone)

An addon which adds oh the biomes we've gone's biomes to cobblemon's tagging system.

7.7kdownloads
Biome Cleaner
1.21.1fabric

Biome Cleaner

Removes micro-biomes from your world.

7.6kdownloads
Halloween Biome - Trick or treat!
1.20.1forge

Halloween Biome - Trick or treat!

A simple vanilla friendly mod that adds a new Halloween themed biome. Complete with new structures, candy, trick-or-treating and more.

7.5kdownloads
CreateRadioactive
1.20.1forge

CreateRadioactive

This Mod Adds New Biome And New Dimension And Adds 2 New Mines Ardiom And Ranium With These We Can Make Armor Or Items It Adds New Structures To New Biomes It Adds New Things Like New Tree Type And Adds Nukes Bombs

7.5kdownloads
Hello Biome
1.21.11fabric

Hello Biome

Highly customizable Pop-Up Text for biomes and dimensions.

7.2kdownloads
Desert Dimension
1.21fabric

Desert Dimension

Add desert single biome world type as separate dimension.

7.2kdownloads
The Great Outdoors
1.21.1neoforge

The Great Outdoors

Adds atmospheric Grand Geyser Field Biome! As well as several mobs, plants, decorations and more!

7.2kdownloads
Blazing Bamboo Continued
1.21.5neoforge

Blazing Bamboo Continued

A fiery bamboo species native to the crimson forests of the Nether!

7.1kdownloads
More Tools N' Stuff
1.21.8

More Tools N' Stuff

MTNS adds in brand new biomes, blocks, items and more into Minecraft!

7.0kdownloads
Just Enough Null
1.21.1neoforge

Just Enough Null

A fanmod of The Broken Script that adds a Null Biome, Null Blocks and more!

7.0kdownloads
Evomut
1.21.1neoforge

Evomut

An RPG mod that adds different statues for the player, mobs, weapons and tools. New biomes and classes

6.9kdownloads
Better Birch Forest
1.21.5fabric

Better Birch Forest

Better Birch Forest adds new vegetation and more Saturatet colors to the Birch Forest. Also it adds Fireflys

6.8kdownloads
Blade's Temples
1.21.10fabric

Blade's Temples

Adds 4 new Minecraft temples (jungle, dark forest, badlands, and plains) and 1 Palace(desert)

6.8kdownloads
MrBeast Dimension
1.20.1forge

MrBeast Dimension

A new dimension mod that adds adds new dimensions, items, and MrBeast himself!

6.5kdownloads
Outer End Wilds
1.21.1neoforge

Outer End Wilds

Adds Two New End Biomes inspired by Minecraft Dungeons

6.4kdownloads
Additional Biomes
1.21

Additional Biomes

Adds a few cool biomes to enhance exploration

6.3kdownloads
Japanese Offering Shrines
1.21.8

Japanese Offering Shrines

Discover forgotten traditional japanese shrines in a Minecraft vanilla-friendly style, wich can be found in two different variations in forests and cherry grove biomes.

6.1kdownloads
Chorus Bloom Propagation
1.21.1

Chorus Bloom Propagation

Chorus plants in the End slowly spread and colonize nearby end stone over time, creating organic expanding forests. The growth rate varies based on proximity to end gateways.

6.1kdownloads
Just Twilight Forest
1.21.1neoforge

Just Twilight Forest

A minimalist modpack focused on the Twilight Forest

6.1kdownloads
Structures' spawn biomes fix
1.18.2

Structures' spawn biomes fix

Fixes some structures' spawn biomes list

6.1kdownloads
Bushes Ore
1.21.11forge

Bushes Ore

Adds bushes that drop valuable resources, making exploration more rewarding.

6.1kdownloads
Snowy Ruins
1.21.9

Snowy Ruins

A small pack adding medieval styled ruins in most snowy biomes.

6.0kdownloads
Over the Sky | Floating Islands, Mobs and Many Secrets!
1.21.1neoforge

Over the Sky | Floating Islands, Mobs and Many Secrets!

Survive in a world made up entirely of floating islands! Discover all the secrets, mobs, and hidden biomes.

6.0kdownloads
MossCreep
1.21.1

MossCreep

Moss blocks slowly and naturally spread to adjacent stone surfaces in humid biomes, creating organic environmental growth over time.

5.9kdownloads
Cobblemon SnomFix (AllTheMons)
1.20.1

Cobblemon SnomFix (AllTheMons)

Datapack that fixes a couple Cobblemon spawn biome configs.

5.8kdownloads
Void One Block
1.21neoforge

Void One Block

A world type that turns Minecraft into a true void survival experience — while keeping progression, structures, biomes, and mod compatibility intact.

5.8kdownloads
Abyssborne
1.21.1neoforge

Abyssborne

Abyssborne adds new "the Abyss" dimension, including new biomes.

5.8kdownloads
Dark Forest Watchtower - Structure ✅
1.21

Dark Forest Watchtower - Structure ✅

Dark Forest Watchtower is a modded Minecraft structure designed as a lookout tower, naturally integrated into dark forest biomes and intended for exploration, observation, and environmental atmosphere.

5.7kdownloads