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Minecraft Java 1.21 Mods

Browse 344 free mods for Minecraft Java 1.21 — popular picks include MysticRealm - Pinokio, Mod but my Friends decided what's in it, Forests - Vanilla Expanded.

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MysticRealm - Pinokio
1.21.1neoforge

MysticRealm - Pinokio

🎭 Meet Pinocchio in the forests! Befriend him with music, or face his pack if provoked. Harvest his nose to craft a legendary sword that instantly turns any mob into wood! 🌲✨

78downloads
Mod but my Friends decided what's in it
1.21.8neoforge

Mod but my Friends decided what's in it

lots of stuff, a huescape dimension, dragons, epic cave biome with game-changing mob, eldritch horror spider, Son Goku and more!!!1!!!

75downloads
Forests - Vanilla Expanded
1.21.8fabric

Forests - Vanilla Expanded

A mod that adds vanilla friendly forest biomes

71downloads
The Voobious Mod
1.21.8neoforge

The Voobious Mod

a mod that includes some biomes and mobs with recipes and a dimension to go with it

63downloads
Cavernous Unearthed
1.21.11neoforge

Cavernous Unearthed

This mod adds vanilla style cave biomes and features.

63downloads
Cozy Horizons
1.21.1neoforge

Cozy Horizons

A cozy Minecraft modpack that expands the vanilla experience with new structures, biomes, mobs, items, and building options for a relaxing and immersive adventure.

62downloads
Blue...
1.21.8neoforge

Blue...

A small but content-packed mod that adds a brand new biome, unique mobs, custom ore, and fun weapons like Silly Gun and Katana.

59downloads
Mainworld
1.21.8neoforge

Mainworld

Mainworld... mod introduces several new mechanics,items,and armor. it also adds about 30 diffferent structures,each suited to its own biome,as well as new biomes. Explore the world and discover its fill potential, know that they are always watching...

57downloads
Stellar Odyssey
1.21neoforge

Stellar Odyssey

My take on an End update! Adds new biomes, mobs, plants, and ore to the End!

55downloads
Unga Bunga
1.21.8neoforge

Unga Bunga

A new oonga ore, that can be smelted into oonga ingots. A new oonga pickaxe, that can be crafted from oonga ingots. A new underground biome and a new mob.

55downloads
Desert - Vanilla Expanded
1.21.8fabric

Desert - Vanilla Expanded

A mod that adds vanilla friendly desert biomes and features

53downloads
Rainforest - Vanilla Expanded
1.21.8fabric

Rainforest - Vanilla Expanded

A mod that adds a vanilla friendly rainforest

47downloads
Terralith × ButterBee: Biome Bridge
1.21

Terralith × ButterBee: Biome Bridge

Terralith × ButterBee: Biome Bridge is an unofficial compatibility data pack that assigns ButterBee animal variants to suitable Terralith biomes.

46downloads
The End: Expanded
1.21.8neoforge

The End: Expanded

A mod that completely enhances the End Islands with new biomes, structures, and even an alternative to Netherite!

42downloads
Wetlands - Vanilla Expanded
1.21.8fabric

Wetlands - Vanilla Expanded

A mod that adds a vanilla friendly wetlands biome

38downloads
The Voidland
1.21.1neoforge

The Voidland

This mod ads a completely new biome: The Voidland, some new gear (armor still not included(will be added in future)) and new mobs!

11downloads
Craftemon Data Pack (1.21.11, 1.20.1) – Catch and Train Custom Vanilla-Inspired
1.21.11

Craftemon Data Pack (1.21.11, 1.20.1) – Catch and Train Custom Vanilla-Inspired

Craftemon Data Pack extends Cobblemon with custom creatures inspired by classic Minecraft mobs and blocks. This data pack fills your biomes and dimensions with new monsters to catch, train, and evolve during your survival playthrough. You can travel through forests, ancient cities, and deep nether terrain to track down rare spawns and legendary species. Features: […]

Cobble Cats Data Pack (1.21.1, 1.20.1) – Catch and Train Feline Cobblemon
1.21.1

Cobble Cats Data Pack (1.21.1, 1.20.1) – Catch and Train Feline Cobblemon

Cobble Cats Data Pack adds new feline creatures for the Cobblemon mod. It populates your world with several cat-like species that spawn in different biomes. You can find these new friends roaming around villages, forests, and even other dimensions. Features: Expands the main mod with many new animal species to catch and train. Places creatures […]

Enderscape Mod (26.2, 1.21.1) – New Content to The End
1.21.1fabric

Enderscape Mod (26.2, 1.21.1) – New Content to The End

Enderscape Mod adds new content to The End dimension, such as biomes, mobs, ores, and more. The focus is to add features that aren't unfitting for the vanilla game while enhancing the overall experience. Features: End dimension overhaul Completely reworked world generation New terrain shapes and island formations Improved verticality and exploration flow New End […]

Comprogrammer Programmer Art Mod Compat Compliation Resource Pack (1.21.1, 1.20.1)
1.21.1

Comprogrammer Programmer Art Mod Compat Compliation Resource Pack (1.21.1, 1.20.1)

Comprogrammer Programmer Art Mod Compat Compliation Resource Pack transforms the look of over 180 popular mods to match the classic, old-school Minecraft art style. It replaces modern textures with the familiar, blocky designs from older versions of the game. This pack brings a sense of nostalgia to your modded worlds, making brand-new biomes, creatures, and […]

Vanilla Backport Mob Variants Compat Data Pack (1.21.1, 1.20.1)
1.21.1

Vanilla Backport Mob Variants Compat Data Pack (1.21.1, 1.20.1)

Vanilla Backport Mob Variants Compat extends Vanilla Backport by adding custom biome spawns. It makes sure all the new animal colors and types show up when you play with big world generation mods. Normally, these animals only appear in standard biomes. This data pack patches the spawning rules so your modded worlds get the same […]

Amethyst Nether Data Pack (26.2, 1.21.11) – Expanded Nether Overhaul
1.21.11

Amethyst Nether Data Pack (26.2, 1.21.11) – Expanded Nether Overhaul

Amethyst Nether Data Pack completely overhauls the Nether, introducing amethyst-infused terrain, new biomes, structures, adjusted ore distribution, and unique mob placements. Perfect for players seeking a fresh and mystical take on the underworld! Features: Transforms the nether. It includes terrain changes, biomes, structures, ore distribution, mob distribution and more. Screenshots: Amethyst Nether Data Pack Download […]

Grim and Bleak Mod (1.21.1, 1.20.1) – Place Where No One Lives
1.21.1

Grim and Bleak Mod (1.21.1, 1.20.1) – Place Where No One Lives

Grim and Bleak Mod is an ambience-focused mod that blends exploration, survival mechanics, and dark atmosphere. It introduces a shadowy dimension called Limbo, filled with hostile creatures, rare resources, and high-risk progression. Actions taken inside Limbo can also affect the Overworld. Features: New dark dimension called Limbo with unique biomes and enemies Atmosphere-focused semi-horror gameplay […]

Infinity Cave Mod (1.21.11, 1.20.1) – Expand World Depth and New Cave Biomes
1.21.11fabric

Infinity Cave Mod (1.21.11, 1.20.1) – Expand World Depth and New Cave Biomes

Infinity Cave Mod changes the minimum world height from -64 to -128 and adds a new type of cave generation, combining them into an absurd system. A total of five new cave biomes will appear, where regular mobs will not spawn – instead, their enhanced versions will appear, creating a kind of roguelike content for […]

Twilight Forest Dungeons And Villages Mod (1.21.1, 1.20.1) – Professions And Worldgen
1.21.1neoforge

Twilight Forest Dungeons And Villages Mod (1.21.1, 1.20.1) – Professions And Worldgen

Twilight Forest Dungeons And Villages Mod introduces new world generation features, traders, and structures. the fantasy setting of the Twilight dimension, creating new opportunities for trading. Features: Adds villages that naturally generate within the Twilight Forest dimension. Introduces five new villager professions, each with unique trades, blocks, and items. Adds a miner trader mob that […]

Autumnity Mod (1.21.1, 1.20.1) – Beautiful Autumn Landscapes
1.21.1forge

Autumnity Mod (1.21.1, 1.20.1) – Beautiful Autumn Landscapes

Autumnity Mod will add a new biome inspired by the autumn season to Minecraft's terrain generation. This new biome will feature trees with foliage in various shades of brown, orange, and red, as well as new blocks, items, and a new animal, the snail. When exploring the new autumnal biome added by this mod, you […]

Luminous Monsters Mod (1.21.1, 1.20.1) – Fight Biome-Specific Undead
1.21.1forge

Luminous Monsters Mod (1.21.1, 1.20.1) – Fight Biome-Specific Undead

Luminous Monsters Mod adds 12 new types of Zombies and Skeletons to your world. These new monsters appear in different environments, making exploration more exciting and challenging. Features: Introduces 12 new variants for both Zombies and Skeletons. Each new undead mob spawns in a specific biome that matches its appearance. Screenshots: Minecraft mod menu displaying […]

Luminous Nether Mod (1.21.1, 1.20.4) – A Nether Alive with Danger
1.21.1forge

Luminous Nether Mod (1.21.1, 1.20.4) – A Nether Alive with Danger

Luminous Nether Mod expands the Nether with two new biomes, lots of new mobs, and a variety of building blocks and decorations. This mod adds new gameplay mechanics, loot to find, and dangerous areas to explore. It makes the Nether a more lively and challenging place. Features: Adds two new biomes to the Nether: the […]

Let's Do: Meadow Mod (1.21.1, 1.20.1) – Nature and Farming Expansion
1.21.1neoforge

Let's Do: Meadow Mod (1.21.1, 1.20.1) – Nature and Farming Expansion

Let's Do: Meadow Mod brings a lush, pastoral experience to Minecraft by adding a variety of new plants, animals, and farming features that create an enchanting meadow-like biome. Designed for players who enjoy exploration and farming, this mod expands the natural world, giving you the ability to cultivate wildflowers, raise unique livestock, and make the […]

Slayer's Beasts Mod (1.21.4, 1.20.1) – Diverse Mobs and Bosses
1.21.4fabric

Slayer's Beasts Mod (1.21.4, 1.20.1) – Diverse Mobs and Bosses

Slayer's Beasts Mod is an RPG mod in development, adding a large amount of fantasy content to the game. You will have access to new biomes to explore, new blocks, various dungeons, monsters, and much more. Features: Ant colonies Praying mantis Wither spider Ambient damselflies Ents (Oak & Birch – more to come) White/Black mushrooms […]

Savanna Update Data Pack (1.21.8, 1.21.4) – Breathe New Life Into The Savanna Biome
1.21.8

Savanna Update Data Pack (1.21.8, 1.21.4) – Breathe New Life Into The Savanna Biome

Savanna Update Data Pack enhances the savanna with brand-new structures, unique trees, custom mobs, new items, and much more. Transform the once-empty savanna into a vibrant, dynamic biome full of discovery and adventure! Enjoy playing this data pack! Features: Add 4 passive mobs variants. 1 new underground structure, like trial chamber but smaller. 1 new […]

UVision Modpack (1.21.8, 1.20.1) – A Mix of Magic, Combat and Exploration
1.21.8

UVision Modpack (1.21.8, 1.20.1) – A Mix of Magic, Combat and Exploration

UVision Modpack is all about survival and adventure, featuring new weapons, magic spells, dungeons, and several new mobs increasing the difficulty of the gameplay. You can choose a special race from the Origins mod at the start to make your journey even more unique. You will face mighty dragons, explore new biomes, and level up […]

Chickensaurs Mod (1.21.1) – Adds Nether Chickens
1.21.1neoforge

Chickensaurs Mod (1.21.1) – Adds Nether Chickens

In the vanilla game, chickens can be found in almost all overworld biomes. Chickensaurs Mod is here to expand this to the Nether dimensions. This mod basically adds a new mob to the game. This new mob, called the “chickensaurs”, is a hybrid between chickens and dinosaurs. They only spawn in soul sand valley biomes […]

Deep Aether Mod (1.21.1, 1.20.1) – Lots of New Features to Aether
1.21.1forge

Deep Aether Mod (1.21.1, 1.20.1) – Lots of New Features to Aether

Deep Aether Mod is an addon for the Aether Mod, it aims to add lots of new features to give players a chance to venture deeper into the Aether dimension, while also maintaining its original style. Extra content includes new blocks, items, plants, biomes, trees, mobs, and more. Features: New Biomes: Aerglow Forest Blue Aerglow […]

Galosphere Mod (1.21.1, 1.20.1) – The Diverse World of The Underground
1.21.1forge

Galosphere Mod (1.21.1, 1.20.1) – The Diverse World of The Underground

Galosphere Mod is a mod designed to enhance and expand diversity in Minecraft's underground world. This mod focuses on generating new biomes, creatures, mechanics, blocks, items, effects, achievements, and more. The new underground terrain generation introduced by this mod adds crystals and new mineral resources to the game. These new minerals and materials will allow […]

FNAFA Mod (1.21.4, 1.20.1) – The World of Five Nights at Freddy's
1.21.4forge

FNAFA Mod (1.21.4, 1.20.1) – The World of Five Nights at Freddy's

FNAFA Mod brings the world of Five Nights at Freddy's into Minecraft, adding many collections of blocks, items, mobs, biomes, and dimensions inspired by the series. Features: Blocks: Over 100 unique blocks, including FNAF-themed walls, tiles, and decorations. Special interactive blocks like the Token Creator, Puppet Box, and Nineteen Eighty Five Portal Block. Custom materials […]