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Minecraft Java 1.21 Mods

Browse 856 free mods for Minecraft Java 1.21 — popular picks include Slammer Boss, New Game, Perfect Parity: Spring To Life Reforged.

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Slammer Boss
1.21.7forge

Slammer Boss

a mod that adds a new boss to the game

9.7kdownloads
New Game
1.21.1neoforge

New Game

An awesome modpack! | Improve the vanilla experience, adding biomes, creatures, elements and other interesting features.

9.0kdownloads
Perfect Parity: Spring To Life Reforged
1.21.1neoforge

Perfect Parity: Spring To Life Reforged

A near 1:1 backport mod of the Spring to Life update

8.8kdownloads
Eclipsera
1.21forge

Eclipsera

Eclipsera is a mystical biome filled with glowing flora, spectral beings, and rare resources. Battle deadly creatures, gather materials and craft powerful weapons

8.6kdownloads
Too Many Weapons
1.21.1neoforge

Too Many Weapons

Add more weapons and items

8.2kdownloads
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
Garden Awakens +
1.21.11forge

Garden Awakens +

This mod focuses on expanding the Garden Awakens drop ( 1.21.4 )

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
Giant Spooky Pumpkins
1.21.8neoforge

Giant Spooky Pumpkins

Adds giant spooky pumpkins with hidden dungeons, monsters, and loot.

8.0kdownloads
Returning from the Cenozoic
1.20.1forge

Returning from the Cenozoic

Creatures of the Cenozoic close to the vanilla style

7.8kdownloads
[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!

7.7kdownloads
Settling Trader
1.21.4fabric

Settling Trader

Converts wandering traders into villagers as a way to populate new villages with different biome variants

7.7kdownloads
Mushroooms
1.21fabric

Mushroooms

Mod that add many things such as plants like mushrooms, mobs, biomes, blocks.

7.7kdownloads
Spicy Species
1.21.1neoforge

Spicy Species

Adds new foods, nature, mobs and enhances other mods

7.6kdownloads
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.

7.6kdownloads
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
Just Enough Null
1.21.1neoforge

Just Enough Null

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

6.7kdownloads
lost in fog [REWORKED]
1.21.1neoforge

lost in fog [REWORKED]

Adds true analog horror to Minecraft

6.6kdownloads
Plants vs Zombies From Mythling
1.21.1neoforge

Plants vs Zombies From Mythling

plants vs zombies based fan made mod for minecraft and 100+ plants and entities as sum.

6.5kdownloads
Homeless Illager
1.21.1neoforge

Homeless Illager

Adds a homeless Illager and his dirthouse to the Plains and Dark Forest Biome

6.5kdownloads
Nature's Spirit: Compatibility Addon
1.21.1

Nature's Spirit: Compatibility Addon

A set of additional biome tags which provide more complete compatibility between biomes from Nature's Spirit and biome dependent mobs/structures from other mods.

6.5kdownloads
Outer End Wilds
1.21.1neoforge

Outer End Wilds

Adds Two New End Biomes inspired by Minecraft Dungeons

6.4kdownloads
The Sculking/ The Sculk Expansion 2
1.21.1neoforge

The Sculking/ The Sculk Expansion 2

A expansion to Sculk

6.4kdownloads
 Endless Spring (STL+)
1.21.11forge

Endless Spring (STL+)

A Minecraft mod that expands on Minecraft Spring to Life Update (1.21.5)

6.4kdownloads
Eco Attire
1.21

Eco Attire

Enhance your Minecraft experience with biome-specific mob clothing, blending seamlessly into each unique environment.

6.3kdownloads
JEI Biome
1.21.1fabric

JEI Biome

Browse biome mob spawns, ore distribution, and related biome block information directly in JEI.

6.2kdownloads
The Old LMB
1.20.1forge

The Old LMB

A Mod that adds new Bosses, more angry mobs and some animals from our planet

6.2kdownloads
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
Cobblemon SnomFix (AllTheMons)
1.20.1

Cobblemon SnomFix (AllTheMons)

Datapack that fixes a couple Cobblemon spawn biome configs.

5.8kdownloads
The Great Outdoors
1.21.1neoforge

The Great Outdoors

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

5.7kdownloads
Illager Ritual Site
1.21.8neoforge

Illager Ritual Site

New Illager Ritual Site spawns naturally in Dark Forest biomes

5.6kdownloads
Haunted Shoals
1.21.1fabric

Haunted Shoals

Explore the Haunted Shoals to take on the spooky Ghost Fleet

5.6kdownloads
Sulfur Depths
1.21.1neoforge

Sulfur Depths

This mod adds a new biome boiling caves and a new mob - sulfur slime with unique mechanics and items to the game

5.6kdownloads
Herobrine: A Friend
1.21.8neoforge

Herobrine: A Friend

A mod that adds the myth himself, Herobrine as a friend!

5.6kdownloads
Mounts & Monsters
1.21.11forge

Mounts & Monsters

minecraft mod that adds more features around the mounts of mayhem update theme

5.5kdownloads