Minecraft Java 1.21 Mods
Browse 617 free mods for Minecraft Java 1.21 — popular picks include Aggressive Axolotls, Wither Survival, Dominus.
Updated daily
Aggressive Axolotls
This data pack make axolotls attack every mob including the player.
Wither Survival
Every mob turns into Withers. Try to beat the game
Dominus
Dominus is a Paper 1.21+ plugin that lets trusted operators secretly control a Minecraft server — shaping the world with powerful tools or walking among players disguised as any mob — while remaining completely undetectable.
Random Eventy
When creating a new world you have a new button, there you can configure the randomness of your survival world!
Wednesday Frogs
Mimics Wednesday Frogs from the craft mine update.
Creepy Colorful
Creepers are now a colorful bunch thanks to Creepy Colorful!
Being Alone (BE)
This mod makes you feel alone... because you are...
SoulCommand
SoulCommand is a Minecraft 1.21.4 Bukkit plugin that lets hostile mobs temporarily possess players, causing them to lose control and exhibit eerie behaviors before breaking free.
Bastion Reprieve
More piglins, less brutes. A compromise between 1.16.1 and modern Minecraft.
Mod but my Friends decided what's in it
lots of stuff, a huescape dimension, dragons, epic cave biome with game-changing mob, eldritch horror spider, Son Goku and more!!!1!!!
Remove Lava Chicken Drop
Removes the "Lava Chicken" disc from the Zombie loot table.
Twilight Forest Smithing
Progression-based smithing for the Twilight Forest mod.
Creeper Radar
Creeper Radar is a simple client-side Fabric mod for Minecraft 1.21.11 that detects creepers within a 30-block radius around the player. It displays the number of nearby creepers and the distance to the closest one in the action bar.
Guinermod
Survive a world invaded by the Guiners, new daylight enemies that spawn in large groups, and much more.
Echo: a new legend?
Get ready to be spooked, this is the start of a series called Legends: Retold? Where it retells famous creepypasta characters and makes new ones!
Owl Jump Rope
Adds a jumping owl with a rope that spawns in villages and explodes when killed.
Nightshift
Challenge oriented, randomly generated nocturnal events.
ToughCraft
I'm trying to create a very complex datapack that will be based on vanilla Minecraft and make the game impossibly difficult.
A-90
Datapack thats add A-90 to your world
WRaids
A plugin that should break raid farms
Azure Abyss
Beneath the Abyss lies more than just nothingness. Explore a story-driven dimension with new gear, creatures, and secrets.
Pointless Emeralds Stuff
Pointless Emerald Stuff that nobody asked for
NotQuiteDead
Become a zombie, husk, and drowned in survival!
Jeb_ For Wolves And Pigs
Let you name wolves and pigs "jeb_"
1 Tap Kill
Give selected players the ability to instantly kill allowed mobs or players with a normal melee hit. (Troll plugin)
Levelplate
Adds plates above mobs indicating their level

Lifeless World
Adds a new gamerule to the game to prevent all non-essential entities from spawning. Can you beat the game without entities?
F*** baby zombies
Makes baby zombies exactly 1.001 block tall, severely nerfing them by preventing them from going through 1 block gaps.
Double It And Give It To The Next Person
Oh no, a creeper! Double it and give it to the next person.
DepthsOfDepravity
A Ancient Species Lurks In You're World Watching You

Mob Death Punishment
This is a mod where if you kill a mob, you get a random negative effect for punishment!
Zombies attack Pink Sheep
Like in A Minecraft Movie, zombies will attack pink sheep

Center of the World
Makes all mobs know your location at all times
Common-Fish
Tropical fish Advancements - Fish goes weeeeeeeeeeeee
Concept
Adds various chaotic features that were suggested to me!
Nerfed Elder Guardian
Small mod that lowers elder guardians radius for giving a player mining fatigue from 50 to 10 blocks