Minecraft Java 1.21 Mods
Browse 261 free mods for Minecraft Java 1.21 — popular picks include Soulified, Kappa's AntiCheat, IFR25KU: The Institute of Fairy Research 2025 Kakera Unofficial.
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Soulified
In the world of Dark, mercy is a myth, and every shadow hides death. Git gud, or die trying
Kappa's AntiCheat
A lightweight Fabric anti-cheat designed for high performance on large-scale servers.
IFR25KU: The Institute of Fairy Research 2025 Kakera Unofficial
A Minecraft mod that presents a possible world set in the MirageFairy universe.
Deepcraft
A hardcore Minecraft mod with new ore, weapons, bosses, mobs, a unique dimension, haunting music, and forgotten secrets waiting to be uncovered.
TeethDweller
Adds the Teeth Dweller but has progression or something idk
Typhon
a Volcano Simulator "Paper Plugin" for Minecraft
Infested Netherrack & End Stone
INFESTED Netherrack & End Stone to End and Nether Dimensions with Spawn Mob System (Endermite and Blaze) (infected)
Elements of Beta
Elements of Beta is magical datapack that not only brings beta Elements to 1.21, but adds more! Check out Purely Beta for just bringing vanilla Beta features.
Endless City LITE
Turn your world into a vast & endless city, and try to survive this barren landscape. A more performance friendly version.
Rogue Worlds
Transforms the game into a roguelike with many unique upgrades, custom structures and multiple levels
Restful Hellscape
Letting you sleep in the dimensions you're not supposed to.
Oganesson
Finally, bring the full periodic table to Minecraft!
Server Hardcore
A simple mod that makes a new world every time a player dies in hardcore.
Zob's Mining World
Not a simple mining dimension.
MobPVP // CANCELLED
MobPVP transforms your Minecraft survival experience by assigning levels to every living creature in the game. Based on these levels, mobs gain different abilities, attributes, and loot chances, creating a more challenging and rewarding combat system.
Foul Service - Orchard Pack
Pale garden is a quite scary place, yet very serene. What if there was another place just as serene but friendly?
Mineshafts Begone
A data pack that removes mineshafts from world generation.
CreepyPasta Legends
Creepy Monsters awaken, Haunting players With Dark Legends and Fear.
Ben's Monster Energy Mod
All the Monster Energy you could ever want... and Beer too for some reason.
Gravity Grid
Makes each chunk have a different gravity direction
beyond_the_skybox ru version
A broken story full of broken truths. A story of a treacherous tragedy displayed and shown in the form of dimensions and events. Something happened, that was never meant to be.
ored up
makes every ore ever generate much more
LifeSteal - Akar1881
A feature-rich LifeSteal plugin for Minecraft servers that adds an exciting heart-stealing mechanic with PvP/PvE cycles, ally system, and bounty hunting.
Gravel Placers
Find new kinds of treasures that hide in rivers. Formerly Spelunkery addon; now with fully modular compat!

Hardcore Enforcer
Forces hardcore world generation and disables cheats - Completly configurable.
huge biomes
this makes all biomes huge, even larger than large biomes biomes
Grand Adventure
Takes you on a Grand Adventure - inspired by art and history
What The Hell Have You Done To My World
The best worldgen mod ever created, easily beating all the other ones.
Rare Villages
RareVillages makes villages significantly rarer than vanilla Minecraft.
Nice Life: Eternal Winter
Make your world a winter apocalypse, snow covered Overworld + snow piling effect. Inspired by the Life series and Grian!
Mproject
A massive weapon mod adding legendary swords with unique abilities, new devastating effects, and chaos magic. Created primarily for the residents of the Maluch dormitory.
Paler Garden
Creaking buffs, infinite pale garden, shorter days, no sleeping and more. Recommended with dark shaders.
koper_mod
A chaotic Minecraft mod with unique bosses, broken armor sets, and a corrupted dimension a little unbalanced but fun as hell.
sibliths rideable phantoms
Use two enderpearls and a clock to summon a giant rideable phantom!
Random Junk
A mod filled to the brim with random meme features
No Generation -Y
Removes the generation of -Y in overworld. If there is a cave or lake at Y=0, then the air or liquid will NOT be replaced