Minecraft Java 1.21 Mods
Browse 437 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
Every Compat (Wood Good)
Universal Wood Compat: Quark, Twilight Forest, Twigs, Another Furniture, Farmers Delight, Macaw's, Valhelsia, Architects Palette, Deco Blocks, Crayfish FM
Farmer's Cutting: Biomes O' Plenty
Adds Farmer's Delight cutting recipes for Biomes O' Plenty
Abundant Atmosphere
A mod focused on exploration & decoration
FancyFast Bushy Leaves
Forces Fast Leaves rendering to improve performance with bushy textures, ensuring better FPS in dense biomes like jungles or mangrove swamps, even when using shaders.
Biome Particle Weather
Replaces the old weather rendering with particles while spicing it up by adding new effects!

Profundis: Nine New Quality Cave Biomes
A world generation mod adding in nine new cave biomes, to make the underground more varied.
LUMINOUS: NETHER
Explore new nether biomes with dangerous foes! Build with new blocks, and decorate with new decorations!
Nyctophobia
Nyctophobia adds dark, foggy and unsettling biomes to the Overworld to make your adventure more thrilling and challenging.
ChinjufuMod +JapaneseBlock
Add new blocks, furniture, crop and food
Nature X
Make your worlds feel much lively and much fuller!
Click Villagers
Click to pick up villagers, reset their trades, change their biomes, claim them and much more!
Benigamer's enhanced visuals
This pack adds custom fog and changes sky and grass colors for every biome and ads cool particle effects
Ornamental Plants
A biome mod themed around botanical decoration.
Biome Moss
Adds biome color variants for all moss.
Zombie Variants
Add 15 variants of zombies that can appear in different biomes!
Angel's Weather
The Weather Miracle • A full weather rework featuring high-fidelity audio, new snow, cloud, and fog variants, dynamic particle effects, and revamped biome colors.
No Man's Land
An uncompromising Overworld Overhaul, Enhancing world generation in every biome and environment.
More Compatibility Variants [Let's Do]
Compatibility for [Let's Do] Meadow, (Nether)Vinery, Beachparty and Blooming Nature's wood types to More Variants Mods. It is NOT an expansion, it simply resolves a crafting issue between these mods.
Custom Biome Saplings
Allows Terralith and Blooming Biosphere trees to be regrown using vanilla saplings
More Compatibility Variants (Oh The Biomes We've Gone)
Adding compatibility for "Oh The Biomes We've Gone" wood types to More Variants Mods. This is NOT an expansion, it simply resolves a crafting issue between these mods and BWG.
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.
More Compatibility Variants (Nature's Spirit)
Adding compatibility for Nature's Spirit wood types to More Variants Mods. This is NOT an expansion, it simply resolves a crafting issue between these mods and Nature's Spirit.
Sculk Depths
adds a new dimension accessed via the ancient cities in the deep dark biome

Biome Golems
Adds biome variants to Iron Golems
The Wilder Forest Custom GUI Pack
The Wilder Forest Custom GUI Pack
More Chests Variants - Biomes O' Plenty
Chests for all the Biomes O' Plenty woods
DecoNature
Decocraft Nature adds beautiful plants and nature-related content to your Minecraft world.
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!
Sundries & Decor
This mod adds new blocks, decorations, and furniture to fulfill your building fantasy!
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!
Chopper's Delight
An add-on for Farmer's Delight adding Cutting Boards for all wood types, which can be decorated with banners. Includes compatibility with Every Compat, Biomes O' Plenty and Oh The Biomes You'll Go.