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Minecraft Java 1.21 Mods

Browse 39 free mods for Minecraft Java 1.21 — popular picks include Mutant Monsters, Inventory Pets, Superb Warfare.

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Mutant Monsters
1.21.11fabric

Mutant Monsters

The mutants are back! Face scary creatures and powerful beasts like never before.

47Mdownloads
Inventory Pets
1.21.1neoforge

Inventory Pets

Inventory Pets are living animated creatures that exist in your inventory and give you amazing special effects, drops, buffs, utilities, defenses, and weapons in exchange for care and feeding.

45Mdownloads
Superb Warfare
1.21.1neoforge

Superb Warfare

A warfare themed mod with various guns, huge cannons and powerful vehicles

2.9Mdownloads
Cardiac
1.21.1fabric

Cardiac

Pickable health orbs after mob death

2.6Mdownloads
Pumpkillager's Quest
1.21fabric

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!

2.1Mdownloads
Tensura: Reincarnated
1.21.1neoforge

Tensura: Reincarnated

Tensura: Reincarnated is a mod bringing the popular light novel "That Time I Got Reincarnated as a Slime" into the world of Minecraft! With everything from the old mod being completely reworked, this mod is a perfect sandbox to fight, explore or create in.

2.0Mdownloads
[Axanthic Studios] Lands of Icaria
1.20.1forge

[Axanthic Studios] Lands of Icaria

AGS presents: A vast new dimension inspired by ancient Greek and Egyptian mythology.

1.6Mdownloads
Tensura Compat: Ice & Fire
1.21.1neoforge

Tensura Compat: Ice & Fire

A compatibility brigde between Tensura: Reincarnated and Ice & Fire.

1.2Mdownloads
Tensura Compat: Iron's Spells 'n Spellbooks
1.21.1neoforge

Tensura Compat: Iron's Spells 'n Spellbooks

A compatibility brigde between Tensura: Reincarnated and Iron's Spells 'n Spellbooks.

933kdownloads
Tensura Compat: Open Parties and Claims
1.21.1fabric

Tensura Compat: Open Parties and Claims

A compatibility brigde between Tensura: Reincarnated and Open Parties and Claims.

863kdownloads
Electric Mace
1.21.11neoforge

Electric Mace

Adds the possibility of enchanting the new Mace with Channeling so that when we hit a mob from above it will be struck by lightning if it rains

38kdownloads
KantoNPCs for Cobblemon
1.21.1fabric

KantoNPCs for Cobblemon

Custom Cobblemon NPC for servers and mods, with dialogue, trainer battles, shops, trades, move tutors and custom skins.

8.6kdownloads
Mythic Realms
1.21.1neoforge

Mythic Realms

In this version 1.0.4, the Mythic Realms mod, which was created by me (CarSantos7), you will have to fight and ally with mythical creatures, magic, explore legendary realms filled with unique creatures, treasures, and biomes inspired by global mythologies.

4.5kdownloads
Meow Meow (horror)(scary)
1.21.1neoforge

Meow Meow (horror)(scary)

Meow Meow is a horror mod featuring cats and cheese

3.9kdownloads
From Animation To Minecraft
1.21.1fabric

From Animation To Minecraft

This mod contains the weapons and armors from different things like animation about minecraft like the Animation Life and the Annoying Villagers. And about other things that is interesting to be in minecraft like weapons and armors from anime and cartoons.

2.0kdownloads
It Was My Mistake
1.21.1neoforge

It Was My Mistake

Adds a scary entity that stalks and becomes stronger as time passes, also includes a jump scare. (Horror)

1.9kdownloads
TaCZ : Simple Enemy (UNOFFICIAL PORT)
1.21.1neoforge

TaCZ : Simple Enemy (UNOFFICIAL PORT)

[SEM] Simple Enemy Mod is an Addon that works with TaCZ and adds NPCs to the game equipped with weapons from the latter mod, with the goal of balancing the presence of weapons in the game. Now you will have a reason to carry a weapon. (UNOFFICIAL PORT)

1.7kdownloads
Gooners Go Beyond
1.20.1forge

Gooners Go Beyond

A modpack made for multiplayer or single player with more dimensions, weapons (guns, tanks, plane turrets, new swords and spells), many more ores and mobs, also more technical aspects such as chemistry, better storage, planes and helicopters.

1.5kdownloads
Paintball Mod Revival
1.21.1neoforge

Paintball Mod Revival

Paintball Mod Revival brings the classic gameplay of the 1.8 paintball mod and improvements. If you have iChun Gravity Gun Mod Revival and Cars and Drives Mod Revival installed you will unlock colored Gravity Guns and colored Jeeps in your inventory

1.4kdownloads
Orbital Strike Cannon 8 Custom Cannons
1.21

Orbital Strike Cannon 8 Custom Cannons

Three devastating orbital strike weapons delivered via single-use fishing rods. Call down a totem-bypassing Mega Creeper, rain Withers and chaos potions, or carpet bomb with TNT. Fully configurable. 1.21.1+

1.1kdownloads
ExfilCraft
1.21.11neoforge

ExfilCraft

Extraction survival for Minecraft: carry your kit into hostile raid worlds, fight for loot, and survive the extraction channel to bring it home — or die and drop it all. Build a home base, squad up, and risk it for one more chest.

1.0kdownloads
ASRIEL
1.21.1neoforge

ASRIEL

ASRIEL is an Undertale/Underverse based mod made by an very, very, VERY amateur/novice programmer. This is a passion project made for fun and to train my skills as a starting mod developer.

1.0kdownloads
Circle of Craft
1.21.1neoforge

Circle of Craft

Circle of Craft is a massive Lion King–inspired total conversion. Explore three new dimensions — the Pride Lands, Outlands, and Upendi — befriend and battle savanna wildlife, and follow a story-driven questline with Rafiki, Simba, Scar, and more.

826downloads
stupid horror mod
1.21.4neoforge

stupid horror mod

this is a joke horror mod that adds a scary biome, where you have to kill scary creatures to collect scary souls to later craft into a boss altar and fight the boss. there is an ingot with good weapons that can take down most of the scary creatures.

710downloads
Prototype 0.3
1.21.1neoforge

Prototype 0.3

currently just adds some custom armor and weapons not much. later there will be bosses, extra mobs, A third set of armor, even more weapons, maybe vehicles, and a lot more.

458downloads
BounceCraft: ModernConflict
1.21.1neoforge

BounceCraft: ModernConflict

Modern technical survival with industries, weapons, vehicles, and advanced warfare. Automate, dominate the world, face creepy creatures, and live in a technologically advanced society ruled by nations.

348downloads
Chaos Engine
1.16

Chaos Engine

Chaos Engine adds events to the server (UFO, meteorite, glitch events, and others), custom enchantments, and careers. The plugin also includes a weapon system, cases, a casino, and much more!

174downloads
Myths And Legends Mod (1.21.4, 1.20.1) – Make Every Night a Mythic Hunt
1.21.4forge

Myths And Legends Mod (1.21.4, 1.20.1) – Make Every Night a Mythic Hunt

Myths And Legends Mod brings scary creatures from folklore all over the world into your game. It adds a darker feel to exploration by introducing many new hostile mobs, each with its own special abilities. To face these new dangers, the mod gives you new armor sets, weapons, and mysterious items. Features: Adds many new […]

Monumenta Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Monumenta Resource Pack (1.21.1, 1.20.1) – Texture Pack

Monumenta Resource Pack is simply a massive visual enhancement tailored specifically for the Monumenta MMO adventure experience. It features thousands of custom textures for items, custom NPCs, mobs, and environmental details, all designed to enrich the game's immersive world. Every weapon, armor piece, and creature is carefully crafted to match Monumenta’s high-fantasy aesthetic, making exploration […]

Vanilla Military Guns, Vehicles & Soldiers Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Vanilla Military Guns, Vehicles & Soldiers Resource Pack (1.21.1, 1.20.1) – Texture Pack

Vanilla Military Guns, Vehicles & Soldiers Resource Pack simply introduces a military theme into Minecraft, adding modern weaponry, vehicles, and soldier mobs while retaining the game's classic vanilla style. The textures and models are crafted to complement the game's existing style, ensuring that the new elements feel like a natural extension of the vanilla experience. […]

Bald eyes (Horror)(scary)
1.21.1neoforge

Bald eyes (Horror)(scary)

Bald eyes is a horror mod

13kdownloads
Evil Larry (horror) (scary)
1.21.1neoforge

Evil Larry (horror) (scary)

Evil Larry is a horror mod, he also bites

11kdownloads
Lithuanian Tiktokers (horror)(scary)
1.21.1neoforge

Lithuanian Tiktokers (horror)(scary)

A mod adding famuos lithuanina tiktokers

7.7kdownloads
Dwellers Of The Deep
1.19.2neoforge

Dwellers Of The Deep

Adds 3 sea creatures and 1 penguin-like creature to scare you

4.1kdownloads
Expanded Enchantments - Get More
1.21.11fabric

Expanded Enchantments - Get More

Adds new enchantments and curses, including lifesteal, tank armor, auto-smelting, Elytra upgrades, XP boosts, glowing helmets, shock effects, mob respawns, sinking curse, scary sounds, configs and translations.

3.2kdownloads
Spidertron
1.21.1neoforge

Spidertron

Adds the Spidertron vehicle from Factorio into Minecraft

1.7kdownloads