Minecraft Java 1.21 Mods
Browse 2,240 free mods for Minecraft Java 1.21 — popular picks include Sanity System – Psychological Survival, Hundreds & Thousands, tied.
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Sanity System – Psychological Survival
A subtle psychological horror mod that adds a hidden sanity system, immersive hallucinations, and fear-based survival mechanics to Minecraft 1.21.4 Fabric.
Hundreds & Thousands
What I call "The Everything Mod"! They adds almost anything I can think of. Structures, animations, advancements, enchantments, everything! Suggestions are welcome, as I always want to better the mod! Thanks for reading this!
tied
Experience a unique game mode where players are leashed together! Movement of one player pulls the leashed partner closer, ensuring they stay within 3 blocks. Watch a dynamic particle trail visualize the connection. Commands to start and stop the game.
The Zombie Apocalypse Mod
Turns your game into a zombie apocalypse game
Artisan Tools
Leveling and modification of tools. Go through the whole game with one tool.
String Tools (Fabric)
One-use tools made of string
LushPvPToggle
A lightweight PvP toggling plugin to allow you to keep you safe from the scary PvPers
Water Weight (Item Buoyancy)
This datapack makes items have an assigned weight value, which affects how buoyant it is in water.
time control mod
Adds new time control tools!
Perfectly Balanced Horses
Enhance horse breeding with faster, stronger, and healthier horses through improved stats.
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.

Infinite Raid
A mod that adds a constant, unending raid, with only a brief reprieve when you win.
oSzoukaua's: Softcore
Keep all of your items, drop all of your XP! (and pick all of it back up)

Villager Reputation Tweaks (Global Trades)
Gives several options for tweaking how villager reputations are managed for players on servers.
Better Amethyst
adds new features to amethyst
Crystal Town Mod
A mod that adds a slightly elaborate universe! A couple of dimensions, lots of interesting mobs, progression, magic wands and toxic weapons!
Death Rewind
Death Rewind lets you rewind to a few minutes earlier right from the death screen. It creates automatic checkpoints during gameplay, restores quickly after death, and helps you get back into the world with minimal downtime.
Shared Inventory (NeoForge)
Sync your inventory with friends in real-time!
NullPlugin
Null adds a mystical entity from creepypasta to your server.
Inventory Link
Link everyone's inventory for a fun twist on multiplayer!

StackablePotions (Port)
Port of Cursed1nferno's StackablePotions for 1.21+
Void_editon.o.o.o
Weird minecraft edition that i found in the .minecraft files
Creeper Nerf
Stops creepers from breaking blocks and damaging entities, but adds a lot of knockback!
Prehistorum
A mod that adds paleontology, prehistoric creatures and more to Neoforge 1.21.1
Pickaxes+
a collection of cursed, enchanted, and hella beefed-up pickaxes designed to make your survival world weep and your friends ask 'what the hell is that.'
Animated health bar
replaces the vanilla health and hunger bars with smooth animated custom bars.
体力值数据包 | Stamina Datapack
让玩家拥有体力值。| Grant players stamina. By Printernet
Enchantment Splitter
Let's players split Enchantments off of a Book with Multiple Enchantments to another book!
Baseball Bat
Send any entity flying away.
Return By Death from Re: Zero
Return by death from Re: Zero with sound effects, it is op but it is meant to be mainly for me and friends. It automatically enables keep inventory, instant respawn and no death messages.

Sandblast
Make glass in a blast furnace!
Silkless Touch (Challenge Version)
Makes almost every block minable without silk touch, turning the game into a challenge.
FlexiblePortals
Let's you do more things with portals!
Try to Die
This mod makes it NEARLY impossible to die in Minecraft. Come try it out....
miencrap 2 minerat
makes mineracft better by adding random bullshit (140+ blocks, 80+ mobs)
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