Minecraft Java 1.21 Mods
Browse 2,270 free mods for Minecraft Java 1.21 — popular picks include Infinitrolls, BouncyCraft, NoPacketBan.
Updated daily
Infinitrolls
A datapack full of functions to troll your friends!
BouncyCraft
every block is now bouncy like slime blocks
NoPacketBan
Prevent player from being packet kicked (e.g. book ban, item ban, chuck ban)
The DreadFall
This mod adds a unknown entity called Dreadfall into your server. Do what you can to survive it will hunt you down.
Random Effects
Every Chunk has a random effect signed to it
The watcher is a killer
This is a horror mod there are 4 observers, each of them has his own house, but I advise you not to enter there and there is a chance to die and start playing around with the mod, you will see for yourself after installation

oSzoukaua's: Just DYE already!
Adds more recipes for dyes!
Cobblemon Fossils Minus☄️☠️ - A Fossils Plus Addon
An addon pack for Cobblemon Fossils Plus that restricts the special fossil revival pool to supported Fossil/Artificial species.
Minecraft But Random Hearts
This datapack makes survival even more unpredictable. every 30 seconds, your maximum health (hearts) is randomized between 2 and 20 hearts.
Dababy Mod 2
Explore an alien dream like world, encounter unique mobs, use new mechanics, and see Dababy's face on every texture
The Creakening
Adds creaking variants for all overworld tree types, and allows for creaking spawns no matter the time.
Xenogenesis
A biomechanical horror mod inspired by Alien and Prometheus. Discover sealed underground structures, parasitic life cycles, facehuggers, and xenomorph-like organisms waiting to be unleashed.
Math Hell
Wrong math destroys the world.
Enhanced PVP
This mod adds new and unique items to the Minecraft PVP experience (also there are some troll items XD).
OPSponges
Makes Sponges overpowered
HERE I AM
Can you see me?
Grassidium
Makes grass alive! Adds the ability for grass, flowers, and ferns to spread and grow based on environmental conditions.

Milkable Players
This mod makes it so players are Milkable, that way it's easy to get rid of Minecraft effects on the go.
Artisan Tools
Leveling and modification of tools. Go through the whole game with one tool.
modrinth pizza
This mod adds modrinth pizza, but now actually. Not as april fools joke.
Animated health bar
replaces the vanilla health and hunger bars with smooth animated custom bars.
Prehistorum
A mod that adds paleontology, prehistoric creatures and more to Neoforge 1.21.1
Shared Inventory (NeoForge)
Sync your inventory with friends in real-time!

The SauceLand Mod
Just a mod made for the wonderful people at SauceLand!
Accurate Skies
Make Minecraft's overworld's sky more accurate !

Brittle Bedrock
Weaken bedrock with dense TNT explosions. Adds Dense TNT which weakens bedrock when placed against it.
Behind you is me
Your alone, nobodys here, your scared but you hear something, its here, there is no way out you will be next. you will be no more. its not worth it escaping.
maxHearts
MaxHearts is a fully customizable health plugin that adds permanent hearts, player progression, lifesteal, death-loss, revive tokens, heart items, trap (TNT, lava, dripstone), combat tagging, economy heart purchases, and offline support & more...
Duplicating Table
This mod lets you duplicate anything you want by using a duplicating table.
Music Collection - Just Shapes & Beats
Adds a new musical experience, New Fragment + New Record Mold + New Structure "Music Shack" + 15 New Records! + New Crafting + New Achievements + Secrets...
Project: Drynox
A bunch of deadly items. Don't eat. WIP
No Sniffing
Stops the warden from sniffing, it will wander around or stay still instead.
T.error
T.error adds a terrifying entity that stalks you, sends creepy messages, and corrupts your world, turning Minecraft into a true horror experience.
Spud Slingers
Potatoes (cannon) galore
Try to Die
This mod makes it NEARLY impossible to die in Minecraft. Come try it out....
Magnetizing
Adds items and blocks based around magnets