Minecraft Java 1.21 Mods
Browse 617 free mods for Minecraft Java 1.21 — popular picks include Scute Force, donthitme, Mixed loot entities.
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Scute Force
Craft mount armor with scutes!
donthitme
basically when u hit a mob, the game spawns 50 of those mobs around u, they start chasing u at 2x the speed, playing the ghast scream sound as they throw snowballs at u. very chaotic mod :) applies to every mob.
Mixed loot entities
This datapack will reshuffle all entity loot!
Twilight Forest Smithing
Progression-based smithing for the Twilight Forest mod.
Aether Smithing
Progression-based smithing for the Aether mod.
Sporekin origin
Adds the sporekin origin. Adapted to life in total darkness, they've developed a biological mechanism that allows them to use their poisonous spores both defensively and offensively.
Revenge of the COWS!
If you kill a cow you die... It's a bit random isnt it...
KyuTweaks
"Slight" Tweaks and Additions for vanilla survival.
Client Side Pets
Pets that only you can see, works in both multiplayer and singleplayer. So this mod kinda makes you schizo.
Actually Scary Creakings
A small little datapack, made to make creakings legitimately a threat to the player.
Mob Rain
It starts raining all items and all mobs, so be careful.

Cobblemon: Furret Supremacy
This Project Is A Cobblemon Datapack That Increases Furret Spawns, Spawn Levels, And Replaces All Sentrets For Furrets.
Cataclysm Smithing
Progression-based smithing for the L_Ender's Cataclysm mod.
Calamity Bosses
20 NEW bosses that will shift the power changes in your world, adding custom item rewards and custom blessings to ease your fare through this treacherous world.
GambleHearts
Risk your hearts after every kill. Kill a player, then gamble for more hearts or take the safe reward. Lose all your hearts and get banished to the Void where you must survive, kill mobs, and find the escape portal to return.
The Voidland
This mod ads a completely new biome: The Voidland, some new gear (armor still not included(will be added in future)) and new mobs!
Cataclysm x Create Integration
Create-based progression for L_Ender's Cataclysm.
Squid Improvements
Squids and Glow Squids will give effects when you try to attack them! Survival friendly addition to vanilla worlds
Ice And Fire x Create Integration
Create-based progression and Dragonsteel forging for the Ice And Fire mod.

Buzz Bottled
This mod adds the ability to catch bees in bottles, and it adds 2 new flower types, and 2 new bee related foods.
Minecraft But Everything Is Alive
🧱 Break blocks, but beware they might come alive! 🎲 Face random mobs, survive the chaos, and defeat the Ender Dragon! 🐉
DNDLN's Craftable Cobweb
This mod/datapack adds a simple vegan-friendly craft for cobwebs using 5 strings arranged in a cross pattern on a crafting table.
SafeVillages
Prohibit monster spawning in generated villages
Zombie Nightmare Expansions Mod (1.21.1, 1.20.1) – Undead Horror Monsters
Zombie Nightmare Expansions Mod adds multiple high-detail undead creatures with different mechanics, combat styles, and special drops. The mod is designed for horror, zombie apocalypse, RPG, and hardcore gameplay packs. Features: Undead Mobs Disemboweler Large heavy zombie variant Targets players and cows High melee damage Drops Deathly Heart Tormented Zombie Disguises itself as a normal […]
Grim and Bleak Mod (1.21.1, 1.20.1) – Place Where No One Lives
Grim and Bleak Mod is an ambience-focused mod that blends exploration, survival mechanics, and dark atmosphere. It introduces a shadowy dimension called Limbo, filled with hostile creatures, rare resources, and high-risk progression. Actions taken inside Limbo can also affect the Overworld. Features: New dark dimension called Limbo with unique biomes and enemies Atmosphere-focused semi-horror gameplay […]
Gigeresque Mod (1.21.1, 1.20.1) – Biomechanical Terror
Gigeresque Mod transforms Minecraft into a haunting and thrilling survival horror experience. By introducing creatures and elements inspired by H.R. Giger's iconic designs, this mod adds a layer of fear and excitement that stands out from typical gameplay. Deep underground, players can stumble upon black monolithic structures, ominous and foreboding in their design. These dungeons […]
LitePhysics
Realistic collapse, explosions, debris, item physics, and mob ragdolls make destruction feel alive. Builds fall naturally, blasts launch blocks, debris bounces, items tumble, and mobs slide, float, and fade away.
Sprinting Crits
Get critical hits while sprinting!
BetterCreeperDrops-DataPack
Make Creeper drop TNT and more!
The "UN-POSSIBLE" difficulty
A difficulty that's actually IMPOSSIBLE...Good luck, you will need it.
QuickWhisper
A terrifying Minecraft horror mod made on NeoForge that adds procedural jumpscares, creepy ambient sounds, and an immersive custom glitch menu.
MakeLichensUseful
Makes glow lichens useful by making them a non spider climable block.
Explodify
Explode any mob :3 (use flint and steel to make a mob instable or ice to stabilize the mob)
Player Location Swapper
A simple lightweight Paper plugin that allows players to swap positions with each other using the /swap command.
Challenging Mobs
Makes mobs do double damage and tank more hits
Lil' Timmy's Datapack
Just like little timmy levels, being hard by throwing unfair garbage at you