Forge Mods for Minecraft 1.21
Browse 155 free Forge mods for Minecraft 1.21 — popular picks include Meow Meow (horror)(scary), Dweller Nautilus (Horror), Cursed Relics Dungeons.
Updated daily
Meow Meow (horror)(scary)
Meow Meow is a horror mod featuring cats and cheese
Dweller Nautilus (Horror)
This mod adds a new monster to the ocean. Nautilus Dweller Cursed Drowned Cursed Nautilus Shell and signs
Cursed Relics Dungeons
Cursed Relic Dungeons adds dangerous dungeons filled with secrets, traps, and hidden relic weapons with unique abilities. Explore hidden structures, discover powerful rewards, and survive deadly encounters.
All Creepypasta in One
All mystical versions, and ARG in one mod.
HappyDays
Explore the horrors that have entered the your system, and try to survive with them hunting you down like an animal.
Must have been the Wind.
A mod adding a bunch of scary mobs into the game.
FNAF Dreams and Nightmares
Mod will recreate the creepy atmosphere of FNaF 4
Froggy
Mod that adds Froggy screamer into the game.
Unforgotten Memories
it just adds scary monsters that hunt you down at night
It Was My Mistake
Adds a scary entity that stalks and becomes stronger as time passes, also includes a jump scare. (Horror)
A DREAMCORE NIGHTMARE
I have made a modpack out of a dreamcore world! That gets rid of the mobs and I've added some terrifying horror mods into it! so you're not completely alone. Good luck!
Spectrum 11 - (Original File)
Integrity Check failed. Here I am. Below The Bedrock
CreepyPastaCraft Mod Revival
Recreated port of the mod from the old 1.4.7 and 1.7.10 CreepyPastaCraft mod, it also adds new features from the 1.12.2 and 1.19.4 ports, as well as new features specific to this port.
Creeper Parasites
Mobs have a small chance to be infected by nasty little creeper parasites
NotSimple Peniwise
Abandoned Amusement Park is a horror Forge mod that adds an abandoned park theme with animated attractions, custom blocks and items, and three Pennywise encounters with configurable abilities, events, and rewards.
Cave Dweller Overhaul
Overhauls the Cave Dweller with improved AI, features adapted from the original and Bedrock versions, plus some new additions
Nightmare (The Shadow)
Turn off the lights. It prefers an audience.
Enstracted load
This mod expands the world of Minecraft by introducing extinct creatures that once roamed the lands, including legendary beings like the Whale and the massive Guardian Titan. Discover the secrets of a lost era and face entities that time forgot.
Strange infection
Mods That's adds new Dangerous infection which will try to dominate whole world.
Monsters Magic and Missiles
{WIP} Im using fear the Nightfall as a base modpack and adding more magic,and modern weapon mods as well as ad astra and various ~realistic-ish additions
Simple Gravity Changer
This datapack adds a function to change the gravity of the world.
The Sad Screamer
The Sad Screamer is a horror mod that is chasing you stalks you and scares you WARNING be aware that the mod is on BETA

More Sigma Than Ever
This Is More Sigma Than My Forge Dashboard! - Contains 70 Things On A Mod!
Paranormal activity
new horror events, liminal dimensions, items, and mobs.
WRLD SMP Adventurepack
Explore unknown lands, battle custom monsters, and create complex machinery.
Colly SMP [NO LONGER UPDATING]
The Official Datapack used in the Colly SMP, no changes, no tweaks, THE REAL DEAL!
Succession
What if the world remembered what you did to it?
Better Entity Control
Take full control over mob and projectile attributes — modify health, damage, speed, armor, knockback, scale for mobs, and damage, speed, gravity, knockback for projectiles, with commands in Russian and English.
Chaos Chickens
Unpredictable Chaos Chickens ready to ruin your day.
Lost_procedure
assets.minecraft.data.lost_procedure.system...CRITICAL_ERROR...[SYSTEM_CORRUPTED]...01001001_1.21.8...Conduit_leak...Files_overflowing...Unknown_process_in_progress...FATAL_OVERWRITE...[NULL].....textures.???.officially corrupted
The Red Eyed Stalkers
Red-eyed stalkers haunt the villages and the forests, twisted villagers who destroy all and stalk and hunt you without rest.
Tung Tung Tung Sahur
This is a joke mod, don’t take it seriously! I was learning some programs while making this mod, and decided to upload it to the internet just so it would exist.
Easy Spawn Eggs
The Fastest way to craft Spawn Eggs in Survival Minecraft.
KLAUS
simple mod that adds an evil santa klaus bossfigh
Garfeldi [Cobblemon]
Back in 2024, I made an April Fools' addon for Cobblemon just called "Garfeldi", ironically posted to the Cobblemon server on April 2nd. I found the files, like, 10 minutes ago, made minimal changes, and decided to post it to Modrinth.
More Realism (MR)
This project helps you experience your world more realistically.