Quilt Mods for Minecraft 1.21
Browse 621 free Quilt mods for Minecraft 1.21 — popular picks include Illagers Attack Babies, Boss Checklist - Mob AI Tweaks Compatibility, Infested Netherrack & End Stone.
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Illagers Attack Babies
Illagers now attack baby villagers. Because why not.
Boss Checklist - Mob AI Tweaks Compatibility
Integrates the Ominous Phantomare boss as well as the reworked Elder Guardian and Ravager from Mob AI Tweaks as entries in the Boss Checklist mod.
Infested Netherrack & End Stone
INFESTED Netherrack & End Stone to End and Nether Dimensions with Spawn Mob System (Endermite and Blaze) (infected)
Simple Orbital Wolf Cannon
Summon a pack of buffed tamed wolves on top of you with a fishing rod as seen in FlameFrags' Unstable SMP Videos.
Wither Shopkeeper
This creature will spawn in most biomes and hunt you down. It is not as bad as it looks though.
mobdangueons
This mod adds new dungeon-themed mobs to enhance your Minecraft adventures with more danger and excitement.
Dynamic Performance
A lightweight performance mod that keeps gameplay close to vanilla with adaptive view distance, simulation distance, and mob cap based on the server’s MSPT.
Crimson Chaos
A mod that adds a new dimension. This dimension is loosely based off of the Crimson Forest.
Simple Baby Zombie Remover
Prevents Baby Zombies spawning. That's it.
Pepsi's Upgradeable Spawners
Upgrade spawners with items in frames
Eat Villagers
Wandering Trader & Villagers drops meat and you cat eat it - new Food
NoMoreJumpscares
Removes the Elder Guardian curse effect when receiving mining fatigue
MobPVP // CANCELLED
MobPVP transforms your Minecraft survival experience by assigning levels to every living creature in the game. Based on these levels, mobs gain different abilities, attributes, and loot chances, creating a more challenging and rewarding combat system.
Abysm
Something stirs in the depths. Its call demands an answer.
Insight HUD
Insight HUD provides two essential HUD overlays that enhance your Minecraft experience with detailed information about entities and your equipment, all while maintaining the vanilla aesthetic.
Carpet SLS Addition
Carpet extension made by StarLight Server.
Anti-mob defense
Adds structures which defend against hostile mobs.
The Ore Is A Lie!
The Ore Is A Lie! adds deceptive ores to Minecraft that spawn naturally in caves and look just like real ones — but mining them is a gamble. Some drop nothing, some explode, some spawn mobs, and others curse the player or drop fake loot.
Air Puffers
The mod that adds Air Puffers to your game
Carnivorous Plant
This datapack adds a new forest mob: carnivorous plant! Custom texture & animation, no resource pack required.
JOJO - stone block crusaders
Many features from the popular manga/anime jojo's bizzare adventure (jjba)
Golems and pets
Makes it easier to acquire pets and golems.
Summoner Mod
A mod that adds 4 bosses and 4 structures. Almost no dependencies!
MobLiB
A library for the MobPvP mod
Turbo Happy Ghast
Increases the Happy Ghast's flying speed whenever a player is mounted on it.
Pet ownership
get pet ownership
Simple Gravity Changer
This datapack adds a function to change the gravity of the world.
The Creakening
Adds creaking variants for all overworld tree types, and allows for creaking spawns no matter the time.
Can't Go Down
Now you can't go down, even if it's green grass during the day!
Paranormal activity
new horror events, liminal dimensions, items, and mobs.
No Sniffing
Stops the warden from sniffing, it will wander around or stay still instead.

Allay Companion
Replaces the totem of undying with an animated allay entity that moves around with you.
mewo's Extra Advancements
Adds a few additional advancements!
Phantom Ganon
This datapack adds Phantom Ganon from Zelda: The Wind Waker, no resource pack required!
Horses walk on powdered snow (HWOPS)
Horses with leather horse armor can now walk on powdered snow!
Knife Ghost
Beware the Knife Ghost