Minecraft Java 1.21 Mods
Browse 3,633 free mods for Minecraft Java 1.21 — popular picks include No Copper Golem ❌, Cobblemon Spawn Filter - Gen 8: Galar, Contentcraft.
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No Copper Golem ❌
Disable Copper Golem in Minecraft by preventing its spawning and removing any that appear in the world

Cobblemon Spawn Filter - Gen 8: Galar
Only generation 8 Pokémon and regional forms will naturally spawn, including fishing, or mix and match with my other data packs.
Contentcraft
ContentCraft adds features and mechanics that expand on Minecraft while keeping the vanilla feel!
Nyoldarria
Game expansion mod, intended on adding a lot of new content and a somewhat separate and unique gameplay experience.
Dodger
Dodger is a client-side Minecraft mod that automatically dodges projectiles from hostile mobs.
Tweaked Frogs
Adds very small tweaks to frogs
HERE I AM
Can you see me?
Wasteland Refabricated
Datapack remake of the 1.12.2 'Wasteland Reborn' mod to support a wide range of modern vanilla (or modded) versions!
Happy Ghast Tweaks
Add some useful vanilla frendly tweaks to the Minecraft happy ghast.
Document 17
Document 17 is a mod that adds in; 30+ characters (armors) two double chest's worth of items, a whole assortment of bosses to fight. and new- interesting ways to play the game. along with several base superpowers for players to use. want superheros? here.
No Cod ❌
Disable Cod in Minecraft by preventing its spawning and removing any that appear in the world
Sensible Trade Overhaul
Revamps villager trades in fair, balanced manner.
Oculus of Silence
Oculus of Silence is a magical survival artifact that repels nearby hostile mobs for 30 seconds
Mob to Egg
SHIFT + right click with carrot on a stick to convert a mob to a spawn egg!
Disney Zombies
adds stuff from all four zombies movies (and some of 5)
Beatable Peacefull Mode
This datapack adds a chance to blaze rod drops as a barter from a piglin, making peacefull mode beatable.
No Mule ❌
Disable Mule in Minecraft by preventing its spawning and removing any that appear in the world
Let Them Be Here
Stop the annoying sudden despawn of hostile mob in peaceful mode!
Lumen
Effortless world lighting with torches and commands and optimized performance
PacketEventsSK
A skript addon adding packet related features to Skript.
Mob Age Tweak
THIS MOD IS OLD CHECK THE NEW REMASTER MOD "Animal Plus" https://modrinth.com/project/u3HfuMMy The Mob Age Tweak Mod enhances Minecraft gameplay by giving players control over the aging mechanics of passive mobs and more.
Persistent Mooshroom Flowers
Flowers given to brown mooshrooms will persist.
Spider Jockey (Earth2Java Compat)
This mod makes skeletons seek out nearby spiders so they can become jockeys.

Allay Companion
Replaces the totem of undying with an animated allay entity that moves around with you.
Threads of Creation
Threads of Creation merges the mechanical wonders of the Create mod with immersive quests, a vibrant world teeming with passive mobs, and breathtaking realism for an unparalleled Minecraft adventure.
Desolation: Reburn
Adds the charred forest, a spoooooooky biome to the Overworld!
Buffed Mobs
Speeds up mobs so it's harder to outrun them, and also makes some of them stronger.
Villagers Tasks
Enhances vanilla villagers with profession-specific tasks [1.21.9 - 26.2]

MaxGraves
Graves and more graves for your Minecraft server
Arthritis
A mod that aims to make your experience more challenging by adding new mechanics such as bleeding, fractures, and other nuisances to spice up your playthroughs
MythicFusion
MythicFusion integrates new conditions and mechanics from other plugins to MythicMobs and more.
NPC Mannequins in Survival
A Paper plugin allowing for vanilla mannequin mobs to be used in survival
Nice Pig Tweaks
Some nice additions to Pigs.
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.
Fronduris dimension
Discover a new green dimension full of content and some new mechanics to discover!