Forge Mods for Minecraft 1.21
Browse 431 free Forge mods for Minecraft 1.21 — popular picks include World Customizer, Lost_procedure, The Red Eyed Stalkers.
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World Customizer
This mod brings back a feature that was removed in the 1.13. The world customization Screen when creating a world
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.
Rare Villages (Terralith support)
RareVillages makes Villages much rarer than they are in vanilla Minecraft. Now with Terralith support!
sanwichstats
Craft consumables that allow you to change your stats & gain interesting abilities (for a price).
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.
Sloths Display Entity Editor
Create, modify, and delete Block and Item displays, even in survival!
KLAUS
simple mod that adds an evil santa klaus bossfigh
DirtExtras
DirtExtras adds new dirt, coarse dirt and gravel decorations to Minecraft, all obtainable in survival through crafting.
DEXHUNT
A Minecraft PvP mod inspired by Dexter, where players must find and hunt hidden killers.
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.
Trip On String
Gives a chance of tripping when stepping onto a tripwire block.

Flaming Snowballs
Makes snowballs turn into small fireballs when on fire. Works with flame enchantment.
Glintless Books
Remove the enchantment glint from written books

Death Time Ban
A Datapack that lets you ban players for a customizable period of time.
Teleporting Ender Chests
Makes ender chests teleport when you aren't using silk touch
Subzeroditto's Soul Contracts
a system to bind players to do your bidding
Hot Redstone Wires
Wires get hot! Makes redstone dust and blocks painful to step on.
The Edibles
Makes every item Edible! Only datapack (You can install the mod if you want), user-friendly!
Minerraria
Starts Terraria when player joins world

Wbanana
add a banana to your minecraft world
Literally Bed-Rock
Literally Bed-Rock.
More Realism (MR)
This project helps you experience your world more realistically.
Breakable Cracked Bricks
Makes cracked stone brick types break when you land on them from a high enough fall.
Backrooms: Kelp
This adds the backrooms to vanilla Minecraft
No Spears
Remove spears from crafting and loot pools.
Latex Puro Puppy (Changed)
Latex Puro Puppy is an unofficial, standalone Fabric mod for Minecraft 1.21.11 that lets a player become a small black or white Puro puppy while keeping vanilla gameplay.
Whispers Behind You
A simulation left corrupted. A shadow born from a NullPointerException. Keep your torches bright, listen to the footsteps, and try not to let the system delete your data.
dirt_worlds
Find a dirt maked dimension....
Slimes Everywhere
Allows Slimes to spawn at night in any biome
Halloween Candies
adds the big 4 of Canadian Halloween candies!
Stroopwafels advanced
My mod adds a dutch food called the stroopwafel it gives u buffs it also adds more ingredients for the stroopwafel
You Can't Sleep
A about bed sleep's horror mod
Thanatos Echo
A paranoia mod that adds agony and fear of death.
More Reasonable Recipes
More Reasonable Recipes in Minecraft