Forge Mods for Minecraft 1.21
Browse 831 free Forge mods for Minecraft 1.21 — popular picks include The Knocker, Unusual End, Monster Plus.
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The Knocker
This mod adds an unpredictable human like stalker which follows every of your steps and may visit you while sleeping...
Unusual End
🌌 A Vanilla+ End Update, expanding many aspects of the game
Monster Plus
New mobs of each and every flavor to improve the exploration experience: biome-exclusive monsters, new challenges and more!
Mobs of Mythology
Discover a World of Mythological Creatures in Minecraft!
Illager Warship
Adds a big illager warship to the oceans
ArmorPlus
ArmorPlus is a mod based on exploration, killing, building, getting geared up, fight the bosses and explore the depths of your worlds
More Totems Of Undying
A mod that adds new mob-inspired totems to Minecraft
Piglin Proliferation
A mod that expands on piglins!
Voidscape
Delve into the depths of the Void
Enhanced Hordes
Enhances zombie's ability to cooperate, among other mobs.
Summoning Rituals
Create custom summoning rituals for items, mobs and commands.
Magma Monsters
Adds Magma Monsters to the world.
Dusk
Make Minecraft nights more dangerous or interesting with configurable sleep rules, monster spawns, spawn light levels, mob caps, and hostile mob awareness.
Wyrmroost
A dragon mod that strives for unique and useful dragons in Minecraft. A dimension is planned!
Arthropod Phobia Expansions + Horror Bosses (Spiders, Arachnophobia)
ArPhEx: Intricate, phobia-inducing, realistic mobs, and supernatural bosses
Feywild
Summon Fey with special abilities and Quests
Pet Cemetery
Allows for the respawn of your fallen pets as undead versions!
ChocoCraft
This mod adds a mob called Chocobo to the game. This includes different coloured mob types with different attributes in their grown-up and juvenile form.
Spawn Balance Utility
Allow you to control spawn weights and group size of mobs by Biome and Structure. This controls the mixture of mobs that spawn, it does not modify the Spawn Cap like our other mod, "Spawncap Control Utility".
Doggy Talents Next
The Art of Minecraft Wolf
Radical Cobblemon Trainers
Over 1500 unique and challenging trainers, from the Pokemon ROM hacks Radical Red (v3.02) and Unbound (v2.0.3.2) as well as the main series games Brilliant Diamond/Shining Pearl, that will spawn naturally in your world.
Zombie Extreme
This is a Big Mod that adds a bunch of new mechanics and a large number of zombies and infected to your minecraft world. In order to study a new biome, you need a Chemical Protective Suit, if you do not break at least one part, most of the radiation will i
Bosses'Rise - Epic Souls like boss fights
🐉 Add Souls-like Bosses, fight 5 epic boss in their own dungeon!
Demi's Sky Arena
Imagine the strongest mobs from all mods gathered in one place
Undead Unleashed - Continued
Adds new formidable fantasy-like enemies with unique abilities. Recently ported to 1.21.1.
Follow Me
Make any entity follow you.
T.O Magic 'n Extras - Iron's Spells Addon
Adds high-quality & immersive spells, boss, weapons, equipment, and MORE! Integrated with L_Ender's Cataclysm, Alex's Caves etc.
Harder Spawners
Make Spawners harder to break, take revenge when being broken, harder to disable with Light and Limited Lifespan, all configurable
Harder Monster Boats (finer boat control)
Allows finer control of monster boat behavior
Petrock - Forge
A mod about Pet Rocks
Realm RPG: Sea Dwellers
Underwater villages and sea traders with random generation. Vanilla style.
Advent of Ascension (Nevermine)
An all-in-one RPG mod with new skills, weapons, armour, mobs, bosses, dimensions, and more!
ATi Structures
A Pack adding a variety of structures found in the overworld
Grimoire of Gaia
Mobs, Monsters, Monster Girls
The Aether II
The Iconic Dimension Mod Returns! Step into a renewed and expanded Aether Dimension with The Aether II!
Royal Variations
Enhanced royal variations of vanilla mobs with their own characteristics.