Minecraft Java 1.21 Mods
Browse 203 free mods for Minecraft Java 1.21 — popular picks include Oh The Biomes We've Gone, Nature's Spirit, Structory: Towers.
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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!

Nature's Spirit
A minecraft mod which enhances world generation with new biomes, blocks, and items
Structory: Towers
Adds immersive biome-themed towers to the world, as a standalone option or add-on to Structory
Abundant Atmosphere
A mod focused on exploration & decoration

Profundis: Nine New Quality Cave Biomes
A world generation mod adding in nine new cave biomes, to make the underground more varied.
Nyctophobia
Nyctophobia adds dark, foggy and unsettling biomes to the Overworld to make your adventure more thrilling and challenging.
Ornamental Plants
A biome mod themed around botanical decoration.
Zombie Variants
Add 15 variants of zombies that can appear in different biomes!
No Man's Land
An uncompromising Overworld Overhaul, Enhancing world generation in every biome and environment.
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.
Sculk Depths
adds a new dimension accessed via the ancient cities in the deep dark biome
DayOfMind
A vanilla+ modpack with a focus on biomes, furniture, storage, structures, lighting/ambient, graphics, sounds and more. Many small improvements, as well as many places to explore and discover.
Foggy Pale Garden (FPG)
A mod that adds fog to the Pale Garden biome. But you can customize any kind of fog anywhere you like!
Cavernous
Cavernous is a datapack that brings many new biomes and features to the caves of Minecraft while maintaining a vanilla like feeling.
Cliff Face
A performance-friendly way of generating stone cliff faces for steep surfaces. Supports Terralith, Biomes 'O Plenty & more!
Reintegrated: Arts and Crafts
Integrating Arts and Crafts into vanilla biomes and structures.
Philip's Biome Features
Mod that adds boulders, rocks, and features to Minecraft. Keeps vanilla biomes fresh with nature content.
RPGTitles
Small, cosmetic datapack that adds titles to small things in the game! See the dimension name when you switch dimension, see the current biome you are in and maybe get something when you kill a powerful foe..
Immersive Caves
A Vanilla+ mod that adds 15+ new climate/biome based Cave Types
Toffy's Biome Paint
Paint biomes onto your world! Convert Savannas to Plains or paint the world Crimson Forest
Create: Rock & Stone
Create: Rock & Stone aims to close the gap between Create and traditional factory game experience by bringing infinite mineable resource deposits into the world. Make your own massive drill and cash in on the bounties of nature!
Classic Beta Biomes
Brings back the nostalgic feel of old Minecraft with a classic Beta-style biome!
Moss Ruins
A vanilla-like datapack adding new content to embrace some parts of the boring birch forest biomes by adding a new set of structures which spawn as small single buildings or big ruined cities
[1.21.11 UPDATE] Better Biomes
Adds many different cool and amazing biomes, blocks, items, trees, and features to Minecraft.
Frights and Foliage
Adds Autumn-themed biomes, mobs, food, and more to Minecraft
Candyverse
Sweet new dimensions, entities, decorations, blocks and food!
Ancient Jungle Ring - Ruins Structure ✅
Ancient Jungle Ring is a vanilla-friendly jungle city built as a stone ring with overgrown facades, hidden passages, flooded chambers, terraced walkways and rustic bridges.
Old biomes
This mod will bring back the removed biomes from the game of minecraft. These biomes were removed with the adventures update in beta 1.8.

Would
Trees With Purpose. New trees for biomes without unique woods and more.
Verdance
An Overworld expansion that adds new biomes, blocks and quality of life.
Archaeological_Research:Exploration
Archaeological research is an adventure mod that studies civilization and nature.
Subterranean Wilderness Revival
Adding exciting new cave biomes and bringing you the cave update you always wanted
Better Birch Forest
Better Birch Forest adds new vegetation and more Saturatet colors to the Birch Forest. Also it adds Fireflys

More Tools N' Stuff
MTNS adds in brand new biomes, blocks, items and more into Minecraft!

Blade's Temples
Adds 4 new Minecraft temples (jungle, dark forest, badlands, and plains) and 1 Palace(desert)
Blazing Bamboo Continued
A fiery bamboo species native to the crimson forests of the Nether!