Fabric Mods for Minecraft 1.21
Browse 106 free Fabric mods for Minecraft 1.21 — popular picks include Nature's Spirit, Structory: Towers, Farmer's Cutting: Biomes O' Plenty.
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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
Farmer's Cutting: Biomes O' Plenty
Adds Farmer's Delight cutting recipes for Biomes O' Plenty
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.
Biome Moss
Adds biome color variants for all moss.
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.
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
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.
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.
Maple
The Maple Mod adds a wealth of natural elements and decorative options to Minecraft, allowing players to experience more diverse gameplay.
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..
Piglin Quartz Tower
Adds a Piglin guarded quartz tower to the Nether, decorated inside and filled with loot
Toffy's Biome Paint
Paint biomes onto your world! Convert Savannas to Plains or paint the world Crimson Forest
Vanilla Shutters
A vanilla approach to shutters, a.k.a. vertical trapdoors or one-high doors, to decorate your windows with! Supports Biomes 'O Plenty, BetterEnd & BetterNether
Mini Clock Tower
Adds a mini clock tower to all Plains biomes, decorated and with a villager living inside
Frights and Foliage
Adds Autumn-themed biomes, mobs, food, and more to Minecraft

Would
Trees With Purpose. New trees for biomes without unique woods and more.
Simple Structures: Pale Garden
Adds small decorative details to the Pale Garden biome
Better Birch Forest
Better Birch Forest adds new vegetation and more Saturatet colors to the Birch Forest. Also it adds Fireflys

Blade's Temples
Adds 4 new Minecraft temples (jungle, dark forest, badlands, and plains) and 1 Palace(desert)
Item Tints
Adds biome colors for item icons
Biome Shader Switch
🗸 Switches shaders based on the player's current biome. Supports Iris & Oculus shader packs with per-biome, per-height, and fallback shader rules. Auto-detects all biomes including modded ones — zero manual config needed.
🎃 Allhallows ~ Halloween
A Halloween decoration mod that adds monsters, costumes, and decor
lumaLight
Colorful client-side lighting, outlines, bloom, and a biome-aware cartoon atmosphere without shader packs.
Dusks Biomes
Adds a whole load of biomes to your world!
Structure nature(Alpha)
we add everything we think is fun anything that will enhance the minecraft experience

Lavaworks
A highly configurable biome lava mod.