Minecraft Java 1.21 Mods
Browse 260 free mods for Minecraft Java 1.21 — popular picks include Something Feels Off (Discontinued), Wrong Yellow, anti chest esp donut smp.
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Something Feels Off (Discontinued)
A psychological horror mod that distorts the Minecraft experience through eerie, unexplained changes in your world.
Wrong Yellow
A vanilla datapack about places Minecraft was never supposed to generate.
anti chest esp donut smp
DonutAntiChestESP Advanced Chest Visibility Protection for Minecraft Servers
Cave World Remastered. (Froglight Edition)
Brings back the Old Cave World type but Better and More Improved.

Cursed Worlds
breaking world generation horrendously
Clown Raid
Adds circus parades! Made for Modfest: Carnival
The Rift
Adds a Stealth dimension with multiple additives to after end game progression!
Global Emeralds
Unlocks Emerald Ore to spawn in all biomes.
Forever Winter
Makes all biomes on the overworld snowy.
Classic Combined
This mod creates a Classic Minecraft/Modern Minecraft hybrid experience. Recreates modern features in a Classic Minecraft/Alpha Minecraft style. Fully Survival compatible
Blocks Spread
Minecraft, But Every Block Spreads Like Sculk
XGamemode
You're not switching modes, you're switching dimensions.
Extractrooms
Backrooms-themed looter mod. Clip inside, loot randomly generated rooms, and find the exit before the timer runs out.
Backrooms Through The Walls
Adds level 0, level 1, and the bacteria entity.
Grid World Generator
Exactly 89.67% of the world is gone! Take this challenge and try thriving in a world where terrain is sparse, resources are scattered, and every block counts. Can you survive in the void between the grid?
FNAF Dreams and Nightmares (Work Game)
Mod will recreate the creepy atmosphere of FNaF 4
Backrooms: The Complex
A survival friendly, lore accurate backrooms mod with high quality visuals.
Jeck230NOTREALWORLD
AI-generated horror mod that adds the mysterious entity Jeck230, disturbing sounds, and a strange “not real world” atmosphere.
Ravents
🗸 Ravents for custom mechanics. Design multi-wave raids with complex triggers, create unique mobs with modified stats, gear, and mounted towers. Spawn control: Replace vanilla mobs or add custom copies.
Everything is #dirt
'It's all dirt?' "Always was" Everything is tagged as dirt, glhf
linecraft
Experience Minecraft in a 3-block wide line!
Vanilla Backrooms
Vanilla-Backrooms is a server-side only Backrooms mod based on Polymer
Nether Infection
The Nether can infect your world !
The Game Crasher
Instantly crash minecraft with 1 command on any PC! (Not a lag crash)
Draventh Ores
⚒ Advanced Tier Ores & Equipment This mod expands Minecraft’s survival progression by introducing 15 new late-game materials, each with full armor and tool sets. The goal of this mod is simple: Extend progression beyond Diamond and Netherite with a struc
1024
Increases world height to 1024 (-512 to 512) and replaces Bedrock with Reinforced Deepslate.

Enter the Bungeon
Completely rewrites Minecraft into a Roguelike Dungeon Crawler
World Randomizer
All blocks are shuffled in world generation, making for an interesting and challenging playthrough
MobMons
Do you want to use Minecraft mobs as Pokemon? Now you can!!! :D
More Villages Datapack
Adds more villages to the game.
Dimension emptiness
Prepare yourself for a harrowing journey with the "Dimensions void" data pack! This pack introduces a nightmarish dimension known as the Void, a realm where no soul remains after the inevitable demise of all living things. Here, darkness reigns supreme, an
Ancient Legend(远古传说)
Add a series of new things and give you a new experience.

Madketplace
Buy everything in the game! This includes blocks, items, entities and dimensions!
End-Less
Changes End portals after the dragon’s defeat, adding a special return portal and a new Outer End–like dimension.
eyes.everywhere
A small horror mod that stalks you with more than two eyes. (Not a dweller)
Soulified
In the world of Dark, mercy is a myth, and every shadow hides death. Git gud, or die trying