Forge Mods for Minecraft 1.21
Browse 98 free Forge mods for Minecraft 1.21 — popular picks include Horror Elements mod, Arthropod Phobia Expansions + Horror Bosses (Spiders, Arachnophobia), Sleep Tight.
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Horror Elements mod
A mod that adds decorative blocks for your horror maps and spooky structures for your survival world
Arthropod Phobia Expansions + Horror Bosses (Spiders, Arachnophobia)
ArPhEx: Intricate, phobia-inducing, realistic mobs, and supernatural bosses
Sleep Tight
Sleep and bed overhaul / rework: hammocks, bedbugs, sleeping bags, nightmares, home bed comfort, and dream essence, fully customizable
Cursed Earth Returns
A fork of Cursed earth - adding new Blessed earth!
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!
Haunted House
Adds a new Haunted House to Plains, Forest and Dark Forest Biomes
L's Spooky Foods
Adds spooky snacks with creepy effects
Abandoned Watchtowers
Adds abandoned Watchtowers to forest biomes. Perfect for a horror or adventure setting
The Afterdark
A truly immersive Deep Dark alternative dimension with many secrets and resources hidden behind. Explore a new world brought to you from the evil of the Deep Dark.
Zombie Nightmare Expansions - Undead Horror Monsters
Adds various creepy undead entities with unique mechanics and intricate designs
Ghost Villager
At night, a ghost villager may appear with exclusive trades...
The Ravenous
A mysterious and scary mob that will leave you no escape!
Him - Herobrine
we do a little trolling
X-Ray World Generation
Not an x-ray mod! A datapack that makes normal worlds only generate air, except for blocks you would commonly see with x-ray.
Tensura Reincarnated Nightmares
A Tensura Addon focused on adding a variety of content.
Cult of Azazel
A mod that adds a mansion-like structure to Nether
Mimicked
A voice-mimicking horror atmosphere mod.
Devil May Cry Weapons Reborn
Devil May Cry Weapons in modern Minecraft!
Frozen Apocalypse | Survive the Ice Age Apocalypse
An eternal winter has fallen upon the world. The temperature has dropped to extreme levels. The sun barely appears. Resources are scarce. Your only mission: survive the end of the frozen world.
The Zombie Conquest - Zombie Apocalypse (New Version)
Fight for your life in a world conquered by zombies!
Zombie Apocalypse: Last Days in the Wasteland | Survive Hordes of Zombies
Civilization is gone, the air is toxic, and the land is crumbling. Hordes of zombies roam freely, and the few structures left standing are full of danger... or salvation.
Protocol Zero - A Modern Zombie Apocalypse
Try to survive as the world gets infested slowly by a virus......
Forgotten Church
Adds a creepy abandoned church with zombies and hidden loot
FNAF - Fazcraft Reimagined | Based on FNAF!
FNAF: Fazcraft Reimagined brings the feeling of Five Nights at Freddy’s into Minecraft in a way that’s actually unsettling.

Unoriginal
A simple datapack that removes all base origins added by the Origins mod
Schizo Cave Dweller [Forge, Fabric, NeoForge]
Cave Dweller in the eyes of a schizophrenic, strange and scary...
Backwoods
A liminal horror adventure mod based on Woodlands
The Error (Horror)
There is an error in your world… and it is your fault.
Sanity: Renewed
Brings the sanity mechanic from Don't Starve into Minecraft
Cursed Difficulty
Adds in an option to increase difficulty in the game without dramatically changing the game for everyone else.
Groth Mobs: Distorted Nightmares
Twisted and Dangerous Monsters style low-poly
Better Horror
Better Horror features many horror mods and to make it better is has survival mods, gun mods and many more like them.
Mebahel's Skeleton Revival
When death is no longer the end… their skulls flee to rise again. Summon, hunt, or suffer — in Mebahel’s Skeleton Revival, every skeleton gets a second chance.
Neuroshroud: The Abandoned
One moment, everything is....normal. The next, you were ripped from your universe, stolen and held hostage by an unseen force, in an unseen world...up until now.
The Zombie Conquest - Easy Mode | You Can Revive!
Live the same experience as in The Zombie Conquest but being able to revive when you die!
FNAF Random Jumpscares
This mod randomly jumpscares you on any screen using a selection of FNAF animatronics