Fabric Mods for Minecraft 1.21
Browse 19 free Fabric mods for Minecraft 1.21 — popular picks include Mutant Monsters, Hunter'sReturn, Sleep Tight.
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Mutant Monsters
The mutants are back! Face scary creatures and powerful beasts like never before.
Hunter'sReturn
Add evil Hunter's mob! They hunt the animals while making a cheeky laugh...
Sleep Tight
Sleep and bed overhaul / rework: hammocks, bedbugs, sleeping bags, nightmares, home bed comfort, and dream essence, fully customizable
Pumpkillager's Quest
🎃 SpookyJam 2022: Help out the Pumpkillager! With custom encounters, rewards and a boss fight you'll get immersed in the story. Spawn him by breaking a pumpkin in this spooky scary Halloween style mod!
Reaping
Harvest your animals in the most cursed way possible.
Sanity: Renewed
Brings the sanity mechanic from Don't Starve into Minecraft
Knarfy's Dumb Weapons
A collection of terrible weapon ideas suggested by audience members, and coded into Minecraft for Knarfy's Video!
PlasticGun
A gun mod - fully server side with Polymer
From Animation To Minecraft
This mod contains the weapons and armors from different things like animation about minecraft like the Animation Life and the Annoying Villagers. And about other things that is interesting to be in minecraft like weapons and armors from anime and cartoons.
Aliens Vs Predator: Resurrection - Aliens
A continued project, cloned with permission, of the new alien vs predator mod.This module adds alien content.
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.
Aliens Vs Predator: Resurrection - Predators
A continued project, cloned with permission, of the new alien vs predator mod.
Shogun's Blast - Undead & TNT
Explore haunted Japanese villages, battle explosive Oni Warlords, and defeat the Council of Leaders in this immersive RPG structure and combat mod.

randomitems-mod
Adds /randomitems, /randommobs, /randomweapon, /randomarmor, /randomtool and /randomquest commands that periodically give random items, spawn random mobs, swap your gear, or assign 5-minute random quests with a boss bar and personal sidebar.
Blood Moon: Night Hunt
Automatic Blood Moon nights, stronger mobs, new cursed enemies, weapons, charms, and rare loot for Minecraft Fabric.
Formidulus Mod (1.21.1, 1.21) – New Boss, Weapons, Structures And More!
Formidulus Mod is a horror mod that introduces a new soul-like boss into the game. The mod also adds new weapons, blocks, mobs, and structures. The mod is continuous development and new features will be added over time. A list of features as noted by the developer is given below. Features: 1 Challenging Soulslike Boss […]
The Wandering Murderer Mod (1.21.5, 1.21.1) – Hidden Horror, Dark Humor, And Deadly Milk
The Wandering Murderer Mod introduces a sinister twist to an innocent Minecraft character: the wandering trader. Kill one, and you'll trigger the wrath of the Milkman Reborn, a disguised boss-level mob who will hunt you for two days before rewarding your survival with a powerful weapon, Milkman’s Sword. Features: Adds a hidden boss encounter triggered […]
Expanded Enchantments - Get More
Adds new enchantments and curses, including lifesteal, tank armor, auto-smelting, Elytra upgrades, XP boosts, glowing helmets, shock effects, mob respawns, sinking curse, scary sounds, configs and translations.
Blood Toll Pistol
The Blood Toll Pistol is a cursed weapon that deals 1000 damage to mobs, less to bosses. Right-click to fire a magical bullet with effects. Each shot costs 5 hearts, 3s cooldown, 100-use durability.