Minecraft Java 1.21 Mods
Browse 12,335 free mods for Minecraft Java 1.21 — popular picks include Leveled Mobs, Peter's Protomanly Siren extension, Animations & Stuff.
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Leveled Mobs
The farther you go, the stronger the enemies!
Peter's Protomanly Siren extension
This project adds more sirens to mess around with using Pm weather mod.
Animations & Stuff
Animations & Stuff is a feature-rich modpack for Minecraft Java Edition, inspired by the popular Actions & Stuff addon from Bedrock Edition. This pack brings life to your gameplay experience with smooth animations and 3D models.
The Zombie Mod
Adds TONS of new zombies... 11 to be precise.
Ruined MC Live
A collection of terrible features based on my YouTube Live chat that ruin the Mounts of Mayhem update!
Phenominae: Cryptid Creatures & Strange Encounters
Add cryptid creatures in your world like aliens, monolith and more!
Capture Nets
A reusable net that captures any passive or neutral mob — including modded ones — and releases them anywhere with full NBT preserved. Named pets, color variants, ages, and tame state all survive the trip.
Bottled End Cities
End Cities but they are remade to be in bottles.
DOOM The Titans
This mod is a recreation of "The Titans Mod" But the titans are now stronger than ever. Alongside the old titans, this mod also adds new OP equipment, and new Titans to fight.
Calmer Nights
Reduces spawn rates of hostile (or any other) mobs in your world
Void's Titans
This Datapack will add 28 new bosses and 4 new superbosses! The Titans are nothing short of walking calamities.
Cats on Head
Allows you to put your cats on your head! Includes improvements and fixes to cats.
Vampiric Llamas
Adds vampire llamas to haunt your world! Created for SpookyJam 2025.
Carpet RMS Addition
Carpet extension mod developed by RMS
No Kill Effects
Removes kill effects: when you kill any mob or player, no death effects will appear. This is great for PvP.
Neco Arc Mob
Adds: Neco arc mob, pepsi, pilk
Cobblemon - The Layor Region
A datapack/resource pack that adds the pokemon native to the region of Layor (A fanmade region) to the game!
Creepypasta Mod
Mod that adds "Scary" monsters based off of Minecraft Mythos.
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.
Tom´s Mob Stopper
a mod to stop mobs from spawning from a user defined list of mobs.
SIHYWTCAMD Extensions
Extension mod of SIHYWTCAMD for features requiring the mod on client
Scary Herobrine From The Fog
This Mod Adds Herobrine From The Fog In Minecraft
WallHack Neo/Forge/Fabric
You can see all entities through walls, design for developper for mobs or animals to seed spawn repartition
MobNeutralizer
Make normally hostile mobs neutral to players by making players invisible to said mobs
Untamed Wilds (Unofficial Port)
A mod that aims to make the Minecraft world a bit more alive
Carpet NPC's
This plugin adds the command /summonnpc (name) to summon a npc of any player in survival
Ultra Hard Mode
A mod that makes Minecraft way too difficult
Diversify — Villager variations!
Add a variety of skin colors to villagers and related mobs for a more diverse and varied world.
Cobblespawn
An extension of the original Cobblemon spawn pool.
Endermite Expansion
Adds new mechanics to endermites.
DeleteBats
Remove bats from your minecraft server! Supports 1.13.x-1.21 versions.
God Weapons
Added a mod that introduces an overpowered axe, sword, and new ore material
Toasty's Mobs Delight
Compatbility between Farmer's Delight and Toasty's Mobs. Vanilla Styled!
King of the Nether
Redesigns the creatures of the Nether under the banner of the true King of the Nether, The Wither. (Requires EMF/ETF or OptiFine)
Carl
Quack Quack! Carl the Space Duck - DejojoTheAwsome's silly, little companion
Wandering Trader Maps
Now Wandering Traders can trade maps of any structure!