Forge Mods for Minecraft 1.21
Browse 155 free Forge mods for Minecraft 1.21 — popular picks include Injured Effects, Piglin Conservatory v3.0, Cave Dweller (Fabric/NeoForge Port).
Updated daily
Injured Effects
This mod adds effects to being low on HP! This applies to players, aswell as humanoid entities like villagers, illagers, and piglins!
Piglin Conservatory v3.0
Adds a news structure to the Nether, The Piglin Conservatory, along with a new Obsidian Apple, Dragon Fruit, Toxic Mushrooms, Hoglins' Fossils, Corrupted Emerald and a New Music Discs!
Cave Dweller (Fabric/NeoForge Port)
An unofficial Fabric/NeoForge port of [Cave Dweller Evolved] by SiverDX (Cadentem)
Porky's Legacy: Era of Corruption (HORROR)
Be careful… In the valley you can't distinguish well their motivations when they have been fully consumed by the fog.
PIG - Personal Intermediate Groink [HORROR]
It isn't a normal pig...
The Cave Crawler (Horror, Dweller)
Crawls around in the caves (wall crawling not implented...YET) and he will play with your mind.
Schizo Cave Dweller [Forge, Fabric, NeoForge]
Cave Dweller in the eyes of a schizophrenic, strange and scary...
TACZ Bandits
A mod that adds bandit NPCs. This will make the game much more difficult. Trust me.

Grim & Bleak
A horror mod focused on ambience that adds a whole dimension to the game, and mixes horror with gameplay
The Skinwalker Hunt
This mod is a horror mod that adds a new mob called Skinwalker who can transform into other mobs to hunt the player
፱፩፪ Eclipsed Dread ፱፩፱ Dark Fantasy | Horror
New realistic entities, weapons and more
Iron's Simple Blood
A simple but cartoonishly violent visual enhancement mod!
It Follows (Inspired by the film "It Follows")
It will always want you. It will always find you. No matter where you go, or how far you run - it knows, it will follow you. When you learn it's there, it might be too late.
Sanity: Renewed
Brings the sanity mechanic from Don't Starve into Minecraft
The Thing That Stalks (horror, CONCEPT)
a mysterious entity crashed on Earth. It can be anything...
Krip Turrets
This mod will add several new types of turrets that protect you and your buildings from evil and dangerous entities.
Groth Mobs: Distorted Nightmares
Twisted and Dangerous Monsters style low-poly
Environmental Disturbance (horror)
It's cold. I'm scared. I'm sorry
Event.jar remake
This is a arthouse where scary entities appear and events. Arthouse.
Corner Entity
is an atmospheric horror mod that turns your peaceful Minecraft survival into a nerve-wracking experience. You will never feel truly safe again, as something is watching you from the shadows, waiting for the perfect moment to strike.
Grotesque Steve Safety Edition
Added Horror Grotesque Steve to world
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.
The Broken Programm (TBP)
a mod which adds a few horror entitys to your world and stuff like that
Scary animals
This mod adds new mobs that are vengeful spirits of animals that have been killed too many times, The mod adds ores of these animals as well as a biome where they will no longer appear often.
Shh. (The Sleep Demon)
Upon the turning of the evening hour, when mortal souls surrender themselves to rest, there lurks a shadow...
Gateway of Doom
Throw a Devil Eye to open a configurable combat gateway. Survive random or fixed waves, bosses and timed challenges for rewards—or suffer debuffs. Includes auto gateways, custom mobs, profiles, admin menus, commands, diagnostics, plus a stable add-on API.
The Witch
Curiously - an antiquated being, she watches, she waits, she wants - best leave her be.
MobAwareness
A Minecraft mod that makes mobs more intelligent and reactive to players, light, and sound.
THE MAN IN THE SUIT
a mod that adds a popular monster from a analog horror
Titans
This mod is made for those who love adventures. Adds new ore, materials, items, structures, and a boss
SlenderMan: Reborn
Adds SlenderMan to Minecraft!
Zombie Hordes
These zombies WILL KILL YOU
JerkSteve
Adds the most annoying mob to Minecraft, as seen in the viral meme videos.
Lisa (Inspired by the interactive teaser "P.T.")
My voice, can you hear it? This sign, can you read it? I'll wait forever if you'll just come to me.
The Legend Of Goatman
This mod adds goatman in your world!
Arox's Favorite Mod
This mod adds just about anything, from cursed sandwiches to questionable dimensions.