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Minecraft Java 1.21 Mods

Browse 88 free mods for Minecraft Java 1.21 — popular picks include Aquamirae [Neo/Forge Edition], Roots 4, Monster Plus.

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Aquamirae [Neo/Forge Edition]
1.21.1neoforge

Aquamirae [Neo/Forge Edition]

Ship graveyard with terrible deep sea creatures!

46Mdownloads
Roots 4
1.21.1neoforge

Roots 4

A magic mod focused on nature, crops and animal husbandry!

28Mdownloads
Monster Plus
1.21.1neoforge

Monster Plus

New mobs of each and every flavor to improve the exploration experience: biome-exclusive monsters, new challenges and more!

12Mdownloads
Oh The Biomes We've Gone
1.21.11neoforge

Oh The Biomes We've Gone

An astounding sequel to the original BYG mod for 1.20.1+ with over 50+ biomes ranging from the magical to the realistic and all breathtaking!

11Mdownloads
Dragon Mounts Remastered
1.21.1neoforge

Dragon Mounts Remastered

Dragon Mounts Remastered is the latest take in bringing back the beloved nature of the original Dragon Mounts Mod

2.0Mdownloads
Astral Dimension
1.20.1forge

Astral Dimension

Explore 2 magical dimensions shaped by the will of a multidimensional being.

1.7Mdownloads
Ulterlands: Worlds Apart
1.21.8neoforge

Ulterlands: Worlds Apart

Go beyond dimensions; explore a realm unknown yet familiar.

1.4Mdownloads
Stellarity
1.21.11fabric

Stellarity

Extreme rehaul of The End in a unique fantasy style, combined with biome and structure overhauls, new items, weapons and plenty of other content to discover.

925kdownloads
Spellblades and Such: Hexblade
1.21.1fabric

Spellblades and Such: Hexblade

DISCONTINUED - Hexblade Faction Mobs for Spellblades and Such!

462kdownloads
ARKANE DOMAINS
1.20.1forge

ARKANE DOMAINS

Every biome is now a domain, ruled by a powerful Arkane being

389kdownloads
Immersive Weapons
1.21.11neoforge

Immersive Weapons

Immersive Weapons is more than just a weapons mod aiming to spice up your combat skills.

358kdownloads
Earth Mobs Mod
1.21.4neoforge

Earth Mobs Mod

A colorful new variety of mobs to discover, and more! This was a high school project of mine I did for college applications

352kdownloads
More Powerful Game Rules
1.21.1neoforge

More Powerful Game Rules

49 new custom /gamerules to add or disable features: ie, hunger, trading, ice, gravity, mobs, damage, griefing, crops

173kdownloads
Arda's Sculks (Ancient City Portal / Deep Dark Dimension)
1.21.1neoforge

Arda's Sculks (Ancient City Portal / Deep Dark Dimension)

Arda's Sculks mod is a mod that improves the ancient city in the game and offers the ability to open the ancient portal in the ancient city. This mod adds many deep dark biomes to the game and many boss creatures found in these biomes.

122kdownloads
Herobrine Origins
1.20.1forge

Herobrine Origins

Makes your game possessed by Herobrine!

55kdownloads
Unicorns & Legends: [1.20++,1.21++ Forge/neoforge] [deprecated]
1.20.1forge

Unicorns & Legends: [1.20++,1.21++ Forge/neoforge] [deprecated]

Strange Unicorns & Pegasus in the world

54kdownloads
Goety Twilight
1.20.1forge

Goety Twilight

Goety Twiligh adds dozens of spells and servants from the Twilight Forest, allowing you to explore the dark magic hidden within the ancient forest.

17kdownloads
Dark Hours
1.21.1neoforge

Dark Hours

A lumbering darkness falls over forests at midnight, spawning new monsters.

16kdownloads
Ethereal Grove
1.21.11

Ethereal Grove

This project is a datapack inspired by The Twilight Forest mod. Bringing veteran player nostalgia into a future vision of what the The Twilight Forest may look like.

11kdownloads
Eclipsera
1.21forge

Eclipsera

Eclipsera is a mystical biome filled with glowing flora, spectral beings, and rare resources. Battle deadly creatures, gather materials and craft powerful weapons

8.6kdownloads
Evomut
1.21.1neoforge

Evomut

An RPG mod that adds different statues for the player, mobs, weapons and tools. New biomes and classes

6.9kdownloads
🎃 Allhallows ~ Halloween
1.21.1fabric

🎃 Allhallows ~ Halloween

A Halloween decoration mod that adds monsters, costumes, and decor

5.3kdownloads
IHFR FLESHED OUT (Abandoned)
1.21neoforge

IHFR FLESHED OUT (Abandoned)

A mod adding a new flesh based dimension to the game with horrid beings inhabiting it. Plus magic, weapons, decorations and more.

5.2kdownloads
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
Galaxy Under Chaos - A Star Wars Experience
1.20.1forge

Galaxy Under Chaos - A Star Wars Experience

"Galaxy Under Chaos" is a Minecraft Star Wars mod where players explore a galaxy in turmoil. Discover unique planets and powerful technology. Customize lightsabers, face new mobs, and navigate an ever-changing universe full of chaos and mystery.

4.5kdownloads
The Silence Infection
1.21.4forge

The Silence Infection

An infection that's completely silent. Good luck.

3.7kdownloads
The Polluted World
1.21.8neoforge

The Polluted World

A Dimension that is accessed through the deep dark that contains 7 biomes, 4 ores, 2 armor sets, magical weapons, 6 mobs, archaeology and decontamination system, and more on the way!

3.3kdownloads
Frostsplitter — The Blade of Eternal Winter
1.21.5fabric

Frostsplitter — The Blade of Eternal Winter

Unleash the power of eternal winter with the Frostsplitter, a mythical sword that freezes enemies, deals extra damage in icy biomes, and extinguishes fire mobs with a single strike. Perfect for players who wield the cold as their weapon.

3.1kdownloads
Mijoma's Additional Additions
1.21.5forge

Mijoma's Additional Additions

New biomes, new structures, new mobs, AND new technology! Along with revamping vanilla minecraft elements, this modpack also adds new enemies, interdimensional travel, engineering and tinkering, and even magic!

2.8kdownloads
The Endless Horizons
1.21.8neoforge

The Endless Horizons

This mod adds different utilities that have the Horizons theme. For example, the primordial trials, dungeons with great difficulty, but that give you exclusive objects. If you love exploration, you will surely love the Endless Horizons mod.

2.6kdownloads
Inheritance
1.21.1neoforge

Inheritance

Xianxia based cultivation mod. Cultivate immortality, become a conqueror of realms!

2.6kdownloads
Creaking Concept
1.20.1forge

Creaking Concept

Adds the Creaking and all of the blocks coming with it EARLY!

2.2kdownloads
Better than bedrock
1.21.8forge

Better than bedrock

Better than bedrock is a mod what add new biomes new temples New dimensions

2.1kdownloads
Unforgotten Memories
1.21.5fabric

Unforgotten Memories

it just adds scary monsters that hunt you down at night

1.9kdownloads
Grinding and industrialization GANDI 1
1.21.1neoforge

Grinding and industrialization GANDI 1

GregTech | Modern Industrialization | 600+ Dungeons | 20+ Taming | 150+ Biomes | 50+ Quests | 20+ Cross-Mod Interactions and Custom Interactions | 450+ Mobs

1.5kdownloads
GhostTown
1.20.1forge

GhostTown

Add different kind of Ghost, Biome, Structures

1.4kdownloads