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Minecraft Java 1.21 Mods

Browse 97 free mods for Minecraft Java 1.21 — popular picks include stupid horror mod, Saltcraft, Contentcraft.

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stupid horror mod
1.21.4neoforge

stupid horror mod

this is a joke horror mod that adds a scary biome, where you have to kill scary creatures to collect scary souls to later craft into a boss altar and fight the boss. there is an ingot with good weapons that can take down most of the scary creatures.

710downloads
Saltcraft
1.21.1fabric

Saltcraft

A mod adding salt biomes, mobs, structures and blocks into Minecraft

703downloads
Contentcraft
1.21.1neoforge

Contentcraft

ContentCraft adds features and mechanics that expand on Minecraft while keeping the vanilla feel!

639downloads
Desolation: Reburn
1.21neoforge

Desolation: Reburn

Adds the charred forest, a spoooooooky biome to the Overworld!

618downloads
Minecraft Compendium
1.21.2

Minecraft Compendium

Uses advancements to log information for the player. Look at mobs with your spyglass to add them to your Mobestiary, and discover biomes and structures!

584downloads
Reforested
1.21fabric

Reforested

A Reimagining/Love letter to Forestry and Binnie's Mods for Minecraft Fabric 1.21

564downloads
Halloween Storm
1.21.10

Halloween Storm

With a single command, enable ravageous tornadoes, ghasts invasion in the overworld, ghosts (new mob), Herobrine and forbidden forests. Compatible with worldgen datapacks!

422downloads
Biome Vote
1.21.4

Biome Vote

Meerkats and oases in the desert.

420downloads
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
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.

388downloads
BetterCreaking
1.21.8fabric

BetterCreaking

The Pale Garden as it should be. A scary and dangerous biome

323downloads
SuperRH bosses
1.21.1neoforge

SuperRH bosses

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

302downloads
Disable Zombie Sieges
1.21.5

Disable Zombie Sieges

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

256downloads
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.

251downloads
wandering explorers
1.21.4fabric

wandering explorers

wandering traders trade biome explorer maps

246downloads
Cobblenormals - Cobblemon + Abnormals Compatibility
1.21.1

Cobblenormals - Cobblemon + Abnormals Compatibility

A datapack that adds Cobblemon compatibility to the Abnormals suite of mods. Includes spawn additions, drop changes, and block/biome tagging.

238downloads
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.

217downloads
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

214downloads
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.

209downloads
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!

204downloads
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 !

197downloads
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!

161downloads
Forester - Timber [extension]
1.16

Forester - Timber [extension]

Guardian of the forest, protects the forest from being cut down

161downloads
Pumpkin Madness
1.21.1neoforge

Pumpkin Madness

One new biome, "Pumpkin Grove", which contains secrets, but what are they? So figure this out, I won't give you any hints, but this biome will make you come back again! )

143downloads
Pixelmon: No More Ultra Space
1.21.1neoforge

Pixelmon: No More Ultra Space

No More Ultra Space [Pixelmon Sidemod] removes Ultra Space and wormholes for good, relocating every Ultra Beast into matching overworld biomes with beast chests, horde battles, and ultra terrain blocks all aquirable from the overworld.

138downloads
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.

129downloads
FindOrDie - Challange
1.21.11

FindOrDie - Challange

FindOrDie is a fast-paced Minecraft challenge plugin where players must complete random tasks like collecting items, visiting biomes, defeating mobs, or unlocking achievements within a 5-minute timer . Play solo or compete in multiplayer

125downloads
Enlivened End
1.21.1neoforge

Enlivened End

brings me life to the end with new blocks, biomes, items, and mobs, all in a vanilla-style way

118downloads
THE HORRORS BUT BETTER
1.21.8neoforge

THE HORRORS BUT BETTER

THE HORRORS adds 4 new biomes more blocks more crafting tables like the de-radioactivator and the improved smelter and the fabricator and it adds more mobs and it is only to get updated more! updates: the start ,NUCLEAR WARNING!!!!!

103downloads
Whispers of the Pale Garden
1.21.4neoforge

Whispers of the Pale Garden

a mod that adds various new additions to the pale garden biome. you can report bugs in the discord server.

96downloads
SeasonalBehaviors
1.21.4

SeasonalBehaviors

SeasonalBehaviors brings dynamic, immersive seasonal changes to your Minecraft world—altering weather, mob behaviors, crop growth, and villager trades to create a living, evolving environment. Experience nature’s cycle like never before.

92downloads
From the Deep
1.21.9

From the Deep

Reel in fish and foes, with changing odds based on biome and time.

89downloads
Nonsense
1.21.8neoforge

Nonsense

A new dimension with unique and creative biomes ...

86downloads
The Ebutale
1.21.1neoforge

The Ebutale

A vibrant new dimension, The Ebutale. Includes new structures, mobs, biomes and more!

82downloads