Minecraft Java 1.21 Mods
Browse 672 free mods for Minecraft Java 1.21 — popular picks include Rot Enderman, yay mod, You Can't Sleep.
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Rot Enderman
🔮 Beware the night! Normal Endermen transform into terrifying Rot Endermen that can one-shot you. Defeat them to claim the Rot Teleporter for high-risk, chaotic 1000-block random teleportation! 💀✨
yay mod
this is a mod that add alot of yay items, blocks, and other
You Can't Sleep
A about bed sleep's horror mod
The Cursed Mod [TCM]
Adds unholy things that should not be in Minecraft.
The Duck Update
adds the duck update and new structures and also funny new biomes and if u beat the ducks u win the mod!
Safety is Nowhere
Dreams are real and so are nightmares. The world is corrupted, find the source of abnormalities.
Mars Renaissance
The Mars Planet add to Minecraft!
Ing
PheonixSC's "Ing" Ore joke concept taken seriously
Limitless World
LimitLess – Remove every limit. Break Minecraft your way. A lightweight Fabric mod that completely disables 9 of Minecraft’s biggest built-in restrictions.
Bastion Reprieve
More piglins, less brutes. A compromise between 1.16.1 and modern Minecraft.
Random Eventy
When creating a new world you have a new button, there you can configure the randomness of your survival world!
EchoWorld
Echo World adds the Echo Dimension, an exact mirror of your Overworld (same seed, same terrain, same coordinates) locked in eternal midnight and slowly consumed by sculk. Everything is where you left it. Everything is wrong.
Pure Bless
Just a bad mod that adds some bad looking DST content
Too Many Villages!
Very laggy... Requires a beefy computer (Or server)
Craftastrophi Emporium
My journey in learning Java: The Mod
Under The Seas
Discontiued For Certain Amount Of Time A new gameplay to minecraft by exploring the darkness of the sea
LibraryCube
LibraryCube is a Minecraft plugin that generates an infinite, explorable library of unique chambers, each filled with deterministically arranged blocks based on a specific address.
Rock Salt (& Pepper Plants)
You definitely totally want this mod
BagelVulture's First Mod
a bunch of random additions that aren't quite vanilla+
From THE NETHER: Expansion Pack (Movie Mod)
Adds the Real Life dimension, the potato launcher along with other movie stuff!

Inverse Worlds
Where there is normally air, blocks generate. Where there are normally blocks, air generates.
Endless Villages
Every chunk is filled with villages, creating a unique survival experience focused on exploration and village-based gameplay so turn your Minecraft world into a place where only villages generate.
Phitive
Many unique plants and other exciting additions
adrix's better end
this project adds end update: biomes, structures and mobs.
More Collectables by Memontanik
This Project Adds More Stuff to Collect, Craft, Use and Break! It could be a fun experience with this Project!
Dimmy's Paca Bash
You'll never guess what this adds. It adds Pacas, the animal
Beyond The Simulation
Grow a Lab Grown Brain that Connects Redstone Beyond the Distances, Dimensions, Worlds, Servers and Realities? (yes, connect redstone to real life)
twinkle popo mod
it adds twinkle popo realistic pikachu and realistic hellokity

Speedrunnersbane
Making Minecraft more annoying for everyone. But mostly speedrunners.
WWG-Wierd World Generation
Turns the Overworld's terrain shape into towering, almost vertical stone and dirt cliffs, sudden cave-in shelves, and blocky mesa-like plateaus — a rough, chunky landscape reminiscent of early Minecraft world generation, built on top of modern noise-based
End Update Needed!
The Minecraft End Update is a Thing of The Past. Fortunately With This Neoforge Mod You Can Bring it into Existence.
Infested World
All blocks in your world will now be infested with Silverfish!
Diabolical Islands x Incendium
Make Diabolical Islands compatible with Incendium. After installing this mod, Diabolical Islands will generate Incendium's biomes and structures following its own floating island rules.
tungtungmod
I made this mod specifically for Tungtungsahur.
The Tree
This mod will add an evil tree, a living stump, an evil forest soul, and a good version of it.
Hedgehog Saga
Adds new decorative blocks, plants, worldgen features, and MUCH MORE inspired by Sonic.