Minecraft Java 1.21 Mods
Browse 12,413 free mods for Minecraft Java 1.21 — popular picks include Hatched, The Fixed Script, Experiency Bosses.
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Hatched
Eggs laid by chickens will have a chance to hatch
The Fixed Script
Here I amn't.
Experiency Bosses
Experiency Bosses is a datapack that brings forth four legendary foes, each bearing unique treasures—from the Axolotl lurking in the ocean’s depths to the Wither Skeleton King, crowned in shadow.
Mob Rockets
Send hostile Overworld mobs on an explosive one-way firework rocket ride! For hand-held, crossbow, and elytra use.
Calm Columns
Tired of bubble columns cluttering your view? This pack tones down their visual intensity, making them far less intrusive while preserving their function and style. Perfect for underwater bases, mob farms, or any build where bubble spam gets in the way.

MakeMegasGreatAgain
Buff weak Mega Evolutions
Animal Crossing Hats
A resource pack that adds 60 new hats (More to come).
pyAutoPickup
Automatically collects block & mob drops!
Name My TARDIS!
This server-side mod allows you to name your TARDIS in TDWCM Remake!
Chaosdrachen
Adds characters from the Chaosdragons.
BSRUNoMobSpawn
BSRUNoMobSpawn is a lightweight Minecraft plugin that allows players to toggle monster spawning in their loaded areas, ensuring a safe and mob-free environment wherever they explore.
Vine boom sound effects(Passive mobs)
A texture pack that changes all sound effects of passive mobs to the vine boom sfx
Creaking Totem
It's a Totem of Undying, but it looks like the Creaking Mob
xApocalypse
A brutal, customizable zombie apocalypse plugin for survival servers
TFC-Zoological
A Vanilla revamp of the TerraFirmaCraft (TFC) Mobs using Entity Model Features (EMF)
Limitless Valley Additions
Add mobs from the work in progress series' Riftland Valley and Limitless Adventures.
Unicorn Of The Farlands
Explore the forest that has been lost to time, its residents and what has been left behind by those that came before you.
No Sheep Griefing
Stops sheep from eating short grass, ferns, and dry grass.
Minecraft: Dark and Stark
A vanilla-style mod that makes Minecraft fell more alive, yet dead at the same time.
ChicksRemastered
Get yellow chicks without any other mob remaster!
Soul Sand Suffocates Silverfish
This datapack adds back a lost feature of soul sand to kill silverfish/endermites
Silkworms & Moths
Find silkworms in lush caves, raise cocoons, and tame rideable silk moth companions.
Ready Crossbow
Make the piglins and pillagers attack you directly. Who goes around with an unloaded crossbow? Any mob that uses a crossbow will just shoot you.
MINONS-mod by zac
a little slime guy (minons) who likes copper, and will try his best to help you. tho they aint the best... spawn him with a copper egg,
Simple Mob Switch
Safe and efficient Mob Switch implementation using spawn chunks.
MicroQuests - Competitive Questing!
Let players compete to finish random, mini-quests the fastest for custom rewards!
EntityBlocker
A plugin to block mob in black-list

Experiment: Determination
Brings Undertale's iconic save points, time rollbacks, and action consequences directly into Minecraft.
Pet Whistles
A simple mod that lets your pets attack the entity you are looking at with a keybind!
Amy's Amethyst
More uses for amethyst and a new fox variant, Adds new weapons such as the Amethyst Glaive and Amethyst Scythe along with a standard tools and armour set
Cobblemon || Minestuck
Adds compatibility between Cobblemon and Minestuck
HorScore
Shows a score out of 10 when looking at a horse.

Flying Speed Bonus│飛行速度加成
Speed and Slowness effects affect flying speed.│迅捷與緩速效果會影響飛行速度。
Dragon's Blood
Extract the essence from mobs and gain their abilities
Instant Win Button
Adds an instakill melee weapon... or so you thought.
More stuff
Adds more tools, mainly pickaxes!