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Minecraft Java 1.21 Mods

Browse 160 free mods for Minecraft Java 1.21 — popular picks include Geologica, Evo Biomes, Cold Biomes Only.

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Geologica
1.20fabric

Geologica

Overworld biomes with natural rocks and sinkholes without adding bloat.

472downloads
Evo Biomes
1.20

Evo Biomes

Dynamic biome evolution, gradual transitions, and environment-based ecosystem.

463downloads
Cold Biomes Only
1.21.9

Cold Biomes Only

Challenge yourself by making the world only cold biomes. Great for a hardcore winter challenge!

461downloads
Mesa Palace Stucture Datapack
1.21

Mesa Palace Stucture Datapack

This Datapack generate in your world a big structure in the Badlands biome.

441downloads
99 Nights in The Forest
1.21.10

99 Nights in The Forest

Old Growth Pine Taiga ONLY and adds 99 Nights in The Forest with basic functionality including a monster, players, a campfire, and upgrades, no abilities yet.

437downloads
Biome Vote
1.21.4

Biome Vote

Meerkats and oases in the desert.

426downloads
Barren Lands
1.21.9

Barren Lands

Almost only generating Badlands biomes! Creating a barren lands feel.

415downloads
Sam's Tropical Update
1.21.1fabric

Sam's Tropical Update

An overhaul of Minecraft's jungles, swamps, rivers, and much more

408downloads
SurvivalReborn
1.21forge

SurvivalReborn

Survival Reborn enhances Minecraft survival with dynamic terrain, new biomes, and unique mobs, offering fresh challenges and gameplay mechanics. Explore, craft, and survive in a world full of adventure, ancient secrets, and powerful items!

408downloads
More Spring to Life
1.21.5neoforge

More Spring to Life

Transform your Minecraft world with brand-new flora, fauna, and mechanics across multiple biomes! This mod breathes fresh life into Birch Forests, Swamps, Badlands, Deserts, and Savannas, introducing new animals, plants, and interactive features.

404downloads
end Update (Enderite & Biome Expansion)
1.21.1neoforge

end Update (Enderite & Biome Expansion)

Ever want an end update? Then download this mod and get it with 4 new biomes and tons to explore, get out and face the end

401downloads
SuperRH bosses
1.21.1neoforge

SuperRH bosses

This mod adds some uh cool stuff like a very strong boss and a total red biome

359downloads
Far Frozen
1.21.2

Far Frozen

Will you be able to survive and escape the frosty, Far Frozen landscape? All cold biomes. Hard early game survival.

352downloads
Celestial Horizons
1.21.11

Celestial Horizons

Adds 170 Biomes ,1 new dimension and 20 blank presets for map making. Alpha v1.0 is designed for mapmaking.

347downloads
Disposable Compass
1.21.1neoforge

Disposable Compass

Turn Nature's Compass and Explorer's Compass into one-destination navigation items with shift-right-click search-next.

346downloads
Biome Shift
1.21.7

Biome Shift

Ever wanted to change the biome in spots of your world? Now you can with Biome Shift!

334downloads
Added Things
1.21.8neoforge

Added Things

Random added features like ores, tools, biomes, dimensions & more. Oh, and there is a Deepslate Instant Mining Enchantment.

327downloads
Big Globe x Cold Sweat
1.20.1

Big Globe x Cold Sweat

A simple data pack that configures the Cold Sweat mod to better work with Big Globe's expanded world height, overhauled biomes, and unique blocks.

316downloads
Single Biome World
1.21

Single Biome World

Single Biome world allows you to generate entire Minecraft worlds using only one selected biome.

303downloads
In the Journeys
1.21.1neoforge

In the Journeys

The mods expand Minecraft further with new ores, mobs, biomes, dungeons, bosses, and magic to discover.

303downloads
Locator by Andrew
1.21fabric

Locator by Andrew

Adds a /locator command that trades emeralds to locate structures, biomes, or POIs with balanced costs.

291downloads
Trillion O Trees
1.21.1neoforge

Trillion O Trees

An overworld mod adding many more tree types and forests... some added structures too

288downloads
Advanced ore generation
1.21.9

Advanced ore generation

This datapack changes ore generation to improve the progression in minecraft. Better ores now generate deeper than before and all ores have their specific biome where they generate more abundantly.

266downloads
Japancraft
1.21.4fabric

Japancraft

This mod adds new japanese-style features like a new mob from princess mononoke, structures, a new biome, a new dimension, armor, weapons and more!

261downloads
Disable Zombie Sieges
1.21.5

Disable Zombie Sieges

Disable Zombie Sieges from spawning and messing up your village in all overworld biomes.

260downloads
Feningland
1.21.8neoforge

Feningland

A Mod Aiming to Revive the feeling of classic 1.12.2 mods by including lots of Dimensions,Biomes,Entites,Weapons and a whole lot more.

248downloads
wandering explorers
1.21.4fabric

wandering explorers

wandering traders trade biome explorer maps

246downloads
Colorfull Biomes
1.21.11

Colorfull Biomes

This datapack adds a collection of colorful biomes, for creative worlds or builders! Applicable with the /fillbiome vanilla command and compatible with world Edit.

241downloads
Nether's Paradise (Hell's Paradise)
1.21.1neoforge

Nether's Paradise (Hell's Paradise)

Adds Biome, Powers, Mobs, Weapons ect... from Hell's Paradise !

241downloads
To Adventure
1.21.4neoforge

To Adventure

Explore new custom biomes, upgrade your skills, and battle unique monsters in your journey — your adventure begins here!

234downloads
Genshin Impact Lunar Expansion
1.21.1fabric

Genshin Impact Lunar Expansion

It is a massive expansion that brings the magic, weaponry, and currencies of Teyvat into Minecraft, while completely overhauling your end-game exploration with breathtaking new biomes, mystical abilities, and custom entities.

225downloads
Biznesmod
1.21.8fabric

Biznesmod

This mod adds new biomes, a new villager proffesion, new mechanics (upgradable abilities, collecting iron dust to make iron ingots, etc...), new custom structures (10+), a TNT cannon which shoots tnt where you look and some new redstone components.

222downloads
Aran's Discord Presence
1.21.11fabric

Aran's Discord Presence

A lightweight, customizable Discord Rich Presence mod for Fabric. Features a built-in settings menu to toggle Server IP, biomes, dimensions, and player heads on your Discord status.

222downloads
CobblemonSuperflat
1.21.1

CobblemonSuperflat

It's like superflat but the Nether is also flat and biomes can change. Works on the Cobblemon 1.6 snapshots

221downloads
Better Reimagined
1.21.11fabric

Better Reimagined

Enjoy this survival experience in an epic and immersive adventure. It introduces new mechanics that enrich gameplay with dynamic combat, while vibrant new biomes and impressive structures encourage exploration with unique and challenging mobs

220downloads
Slimes Everywhere
1.19fabric

Slimes Everywhere

Allows Slimes to spawn at night in any biome

219downloads