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Minecraft Java 1.21 Mods

Browse 1,535 free mods for Minecraft Java 1.21 — popular picks include Fathoms, Eternal Battletowers, A Cold Day In The Nether.

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Fathoms
1.21.9

Fathoms

Dredge the depths, seize the seas, and find secrets untold deep below the waves...

31kdownloads
Eternal Battletowers
1.21.11

Eternal Battletowers

Climb your way to the top if you can!

29kdownloads
A Cold Day In The Nether
1.21.1neoforge

A Cold Day In The Nether

A Nether focused expansion mod. Mainly focused on the Everfreeze Cirques; a stark contrast to the rest of the nether biomes. Freezing cold with the sound of howling winds and deadly freeze enemies.

27kdownloads
Visiting Villagers
1.21.11neoforge

Visiting Villagers

Turn your villages into vibrant, dynamic communities with visitors, new trades, and endless interaction!

27kdownloads
CobbledStops
1.21.1

CobbledStops

PokeStops in Cobblemon that give you small loots just like in Pokemon GO!

26kdownloads
Wayfinder
1.21.11forge

Wayfinder

A new Immersive exploration mob that takes you to your desired biome! This mob creates a more lore & balanced way of finding biomes and offers tons of customization to tailor to player experience!

26kdownloads
Beyond Bosses 2
1.21.1neoforge

Beyond Bosses 2

This enderdragon overhaul will amaze you

25kdownloads
Cobblemon: Duck's Definitive Edition
1.21.1fabric

Cobblemon: Duck's Definitive Edition

Enhance your Cobblemon experience with new biomes, Legendary Pokemon quests and spawns, Pokemon Capture EXP as well as QOL features like Teleporters, Falling Trees, Pokemon Map Icons, and FINALLY Updated Pokemon Drops, removing the need for mobs!

25kdownloads
PillagersPlus
1.20.1forge

PillagersPlus

This modds add new pillager types and new structures.

25kdownloads
Endertech Infinity
1.21.1neoforge

Endertech Infinity

Game expansion mod, adding post-End content, many worlds to explore and much more!

25kdownloads
Create: Dimension, Steamworks Realm
1.21.1neoforge

Create: Dimension, Steamworks Realm

Create: Dimension, Steamworks Realm introduces a brand-new mining-focused dimension, designed for automation and large-scale resource extraction. This world is filled with rich veins of ores

25kdownloads
Dive Into the Abyss
1.21.1neoforge

Dive Into the Abyss

Venture into a dark new dimension born of a fallen Ancient Civilization, uncover the deep secrets lurking beneath its shadows, and brave the Temples, the Ancient City, and its Citadel as you choose whether to resist the Corruption… or join it.

24kdownloads
Beyond Bosses
1.21.4neoforge

Beyond Bosses

Beyond Bosses enhances the ender dragon boss introducing a new look to the end, a new ender dragon model, new boss attacks, and new boss music

24kdownloads
Cave World Remastered.
1.20

Cave World Remastered.

Brings back the Old Cave World type but Better and More Improved.

23kdownloads
The Graveyard - Resurrected
1.21.1neoforge

The Graveyard - Resurrected

Continuation of a popular mod called "The Graveyard"

23kdownloads
Domix's Creatures
1.21.1fabric

Domix's Creatures

A mod that focuses on adding cool creatures, structures, blocks & items

22kdownloads
Create: Cobblemon [Cardboard Edition]
1.21.1neoforge

Create: Cobblemon [Cardboard Edition]

A Casual Modpack that includes various mods such as Create where you can automate almost anything you can think of, Cobblemon to catch friends and fight various monster in engaging battles, Minecolonies where you can become a mayor of your own town!

21kdownloads
Lost River
1.21.1neoforge

Lost River

Minecraft mod adding experience from Subnautica

21kdownloads
Clumpy Bros: Burgers R Cool
1.21.1fabric

Clumpy Bros: Burgers R Cool

This is the Burger mod seen in the Clumpy Bros YouTube videos. It introduces a whole new dimension to explore as well as some other cool features.

20kdownloads
Monumental Experience - Creatures Across the World
1.20.1forge

Monumental Experience - Creatures Across the World

Monumental Experience V: Creatures Across the World expands the series with Cobblemon and Aether integration, living biomes, and exploration-driven progression—creating a survival world focused on discovery and long-term building.

20kdownloads
Crimson Curse: Infection
1.21

Crimson Curse: Infection

A virus dormant in the Crimson Forests of the Nether escaped to the Overworld. Now with access to water, it began evolving into horrors one could only imagine....

20kdownloads
Enderite Overhaul +
1.21.6

Enderite Overhaul +

Enderite upgrade = new material , Armor + weapons + tools! MOBS , BLOCKS, KATANAS UPDATE Rideble Dragon update

20kdownloads
Spontaneous-Replace
1.21fabric

Spontaneous-Replace

Provide players with enhanced vanilla adventures with new content

20kdownloads
The Pale Garden Remastered
1.20.5

The Pale Garden Remastered

The Pale Garden that actually makes it look and feel like the official trailer.

20kdownloads
One Block Horror
1.21.10fabric

One Block Horror

Start on a single block and progress by unlocking resources, dimensions, and challenges… now with added HORROR mods that introduce creepy creatures.

20kdownloads
Heroes of Envell
1.21.8neoforge

Heroes of Envell

A mod about the Envell's heroes universe!

20kdownloads
NeoTech Reborn
1.21.1neoforge

NeoTech Reborn

650+ Mods | 400+ Custom Enchantments 📚 | 1000+ Mobs 🐉 | Magic & Tech Combined ⚡ | 1000+ Epic Structures 🏰 | Stunning Shaders 🌄 | Optimized for High Performance 🚀 | Everything You Need in One Pack!

20kdownloads
White Pumpkins
1.21.11neoforge

White Pumpkins

Adds Minecraft Story Mode inspired white pumpkins that will generate in the pale garden. Made for SpookyJam 2024

20kdownloads
Psittacine
1.21fabric

Psittacine

Breedable parrots, 35 new parrot skins, colorful feather blocks, transport cages, and functionality tweaks.

19kdownloads
Barnyard Buddies
1.21.1neoforge

Barnyard Buddies

Mod that adds some special farm animal breeds

19kdownloads
Hidden Realm
1.21fabric

Hidden Realm

This mod adds new hidden realm, visit bazaar and trade your lunar coins with items.

19kdownloads
Twilight Forest Forms [Cobblemon]
1.21

Twilight Forest Forms [Cobblemon]

Mod that integrates Cobblemon with the Twilight Forest dimension. Adds 50+ custom fakemon, as well as progression-based spawning suited to each structure and biome.

18kdownloads
Pets & Dungeons
1.20.1forge

Pets & Dungeons

Adds magical pets, magical weapons and new structures

18kdownloads
Nylium Nasturtium
1.20.1forge

Nylium Nasturtium

This mod adds Nylium Nasturtium, a rare flowering crop found in the Nether that has petals that can be used for fuel.

18kdownloads
Tpsum
1.21.1neoforge

Tpsum

Performance optimization mod improves mob spawning, biome lookup, worldgen allocations, and task loop hot paths.

18kdownloads
The Warhammer 40k Mod
1.21.1forge

The Warhammer 40k Mod

Warhammer Inspired Minecraft Mod

17kdownloads