Fabric Mods for Minecraft 1.21
Browse 176 free Fabric mods for Minecraft 1.21 — popular picks include Carpet Shadow Legacy, All-Terrain Tripodal Attackers, Holdable Frogs.
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Carpet Shadow Legacy
Carpet Addon for Bringing Back Item Shadowing in Modern Minecraft Versions.
All-Terrain Tripodal Attackers
Funny walking cubes - Armistice 2.0 but not really

Holdable Frogs
Allows frogs to be handheld, after which the frog's tongue is usable to pull faraway entities closer, as well as to obtain froglights.
67 Entity
67 Entity is a horror mod for Minecraft that adds a mysterious creature inspired by the “67” meme. The entity will stalk the player, appear in unexpected places, and create a constant feeling of fear and tension throughout the world.
Clown Raid
Adds circus parades! Made for Modfest: Carnival
Home Lawn Security
A mod that aims to add Plants vs Zombies' versus mode to the game.
Cursed Spawners
Makes spawners far more dangerous than they need to be.
2.0 Rediscovered
A mod that implements the features of Minecraft 2.0, an April Fools joke released by Mojang on 2013
Chain Reaction Creepers
This mod makes creepers explode when they take damage from another explosion.
Backrooms Through The Walls
Adds level 0, level 1, and the bacteria entity.
Dirt Conduit
Removes the Prismarine Block restriction from conduits
Jeck230NOTREALWORLD
AI-generated horror mod that adds the mysterious entity Jeck230, disturbing sounds, and a strange “not real world” atmosphere.
Ravents
🗸 Ravents for custom mechanics. Design multi-wave raids with complex triggers, create unique mobs with modified stats, gear, and mounted towers. Spawn control: Replace vanilla mobs or add custom copies.
TargetLock
Press J to instantly aim your camera at the nearest living entity within 10 blocks. If no entity is in range, a message will appear on your screen letting you know.
Early Creaking
Creaking Mob, with Creaking Heart. Server-side mod!

Tiny Terrors
Adds baby (and jockey) versions of creepers, endermen, skeletons, stray, bogged and wither skeletons
The Elementals - RPG
Master the power of the elements in this immersive RPG mod!
Player Immortality Mod
Become immortal and never go below 1 HP half a heart of health, except from void damage.
Flatuence Update
Players and Mobs now have the ability to pass gas.
Kappa's AntiCheat
A lightweight Fabric anti-cheat designed for high performance on large-scale servers.
Illagers Attack Babies
Illagers now attack baby villagers. Because why not.
PVP hitboxes
🗸 This mod changes vanilla hitboxes (F3+B) for PVP.
Infested Netherrack & End Stone
INFESTED Netherrack & End Stone to End and Nether Dimensions with Spawn Mob System (Endermite and Blaze) (infected)
The Mystery
Survive chilling encounters with Herobrine, Entity 303, and Null. Balanced horror gameplay adds eerie tension without breaking vanilla mechanics.
BloodMarks
Adds blood effects to your swords and a unique Blood Instinct status, attracting hostile mobs from a distance. Cleanse your weapons in water or face the challenge head-on.
Grave Robber
A classic take on the Gravestone Mod, adding a mini fight to retrieve your items.
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
Sanity System
A subtle psychological horror mod that adds a hidden sanity system, immersive hallucinations, and fear-based survival mechanics to Minecraft 1.21.4 Fabric.
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.
Configurable Difficulty
A server-side Minecraft mod that adjusts entity attributes based on their biome, dimension, and depth
Polluted Rain
Random things fall out of the sky!
Can't Sleep
Some nights shows a message similar to "There are monsters nearby" and blocks sleep until the next day. Easily configurable.
Blaze Milk
blaze gives lava bucket when used with bucket like a cow lol
Dinnerbone Expansion
Dinnerbone? How about Lunchbone & Breakfastbone? A mod that makes entity flip 90 degrees.
Autoclicker-Legacy
Autoclicker Legacy. Fork without cheating content.