Minecraft Java 1.21 Mods
Browse 12,335 free mods for Minecraft Java 1.21 — popular picks include Nautilus Shell Always Drops, ConfettiExplosions, MobArise.
Updated daily

Nautilus Shell Always Drops
Makes it so that there is a 100% chance of the nautilus dropping its shell when killed by a player
ConfettiExplosions
Prevent explosion griefing by replacing explosions with fun confetti bursts that only deal damage
MobArise
A plugin that allows players to create and manage mobs that can arise from the dead.
yTrain
Train Against Custom Zombies with Ease

Matthew's adventure
The Hardwood Forest biome is a forest with dark hardwood trees and Ironbugs that drop iron nuggets. Players can tame a mob inspired by me using honey blocks and fight a boss named after my friend in the plains biome. Craft and discover many unique items.
Bacteria Creaking
a recourse pack that makes minecraft look more like a backrooms!but mobs only(for now;D)
Mob Drop Randomizer
Replace vanilla mob drops with fully configurable randomized loot featuring categories, rarities, weighted drop chances, presets, and live in-game configuration.
Arrows Recovery
Recover arrows from defeated mobs instead of losing them forever. A simple vanilla-friendly QoL mod for archers with configurable recovery chances.
Pet Pickup
This plugin that I made over the weekend that allows users to pickup their pets in a portable spawn egg, for any purposes they desire ;D
Rare Mobs
Vanilla minimalist mobs preserving original features, lore, atmosphere.
Tiny Ghasts
This mod added cute tiny (sad) ghasts that'll fight for you!
Pale Disease
A datapack that adds a new disease, that you can get from creaking

Guardsman Levels (Specialization experiment)
Includes all the key aspects of the guardsman role so you can have fun practising and grinding in a single player world.
Hard Nether Portal
A simple mod that let nether portals resistance explosion damage from such as ghasts, TNT and creepers.
Hard Mode In Minecraft
Vanilla Hard Mode in Minecraft.
Dr.Agon Lab
ever wondered who'd win between hsr stings and Pokemon? no? here's an answer anyway
CreeperCharger
Charge creepers with a custom enchanted item.
BedWars Pack 16x
A clean 16x BedWars PvP texture pack with custom particles, wool, sounds, items and a competitive look.
Mom's Slipper Dweller
As shown in the picture it adds a pink slipper owned by mom and the slipper can attack, jump 5 blocks, and run at you and deal half your HP in 1 hit.
Nightmare Mobs AI
Classic hostile mobs relentlessly hunt players and siege their homes.
Duckzi's Raccoons
This project adds raccoons to your minecraft world!
Pet Display
Vanilla inspired inventory slot to show equipped pet for Hypixel Skyblock
Random's Wandering Traders
Overwrites the wandering trader trades with new and modified trades!
VillagerNoAI
Proximity-based villager AI disabler for optimization
Alone
You're completely alone in this world, right?
❄️AutoFarm (1.16.5 to 1.21) The best Minecraft farm plugin❄️
Complete farm placement system plugin for farming and spawning mobs in your desired locations
Cat Lovers' ReLooting
Datapack removes the string drop from cats and reworks the cat morning gifts.
HotDay
The "Very Hot Day" plugin adds heat to Minecraft, in which players and mobs burn, plants dry out, and food turns into rotten flesh.
Discreet Branches
A datapack that affects the generation of the world, entities, recipes, items and dangers in a very different way from the Vanilla game.
Etho's Echo Shards
Bats drop Echo Shards. Etho's "Minecraft Idea of the Day" from his LP, episode 590.
I Don't Have Wings
Inspired by the yet-to-be-published book of the same name, this mod adds a new dimension with ultra-powerful mobs known as Angels, but also lots of loot for those who evade them.
BloodyPunch
Bare-fisted survival brutality — punch hard blocks or mobs and you bleed. Hard materials require the right tool, or nothing at all.
Treefyds
Grow carnivorous walking plants, harvest their oil.
Constant Spawning Slimes
Allows slimes to spawn in swamps 24/7 at normal vanilla rates by bypassing daytime and new moon limits, featuring full spawn-proofing support and a cheat-free chat toggle.
CloudeEngine
The ultimate performance upgrade for mobile players. This engine optimizes hardware efficiency under the hood to deliver a fluid, stutter-free experience while maintaining a 100% vanilla look.
MehrPinguin
A mod adding penguins, biomes, structures, rituals, and bosses – currently only available in German language.