Minecraft Java 1.21 Mods
Browse 37 free mods for Minecraft Java 1.21 — popular picks include Nature's Aura, Alex's Caves: Refabricated, Classic Beta Biomes.
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Nature's Aura
Collecting, using and replenishing the Aura naturally present in the world to create useful devices and unique mechanics

Alex's Caves: Refabricated
An unofficial Fabric port of 'Alex's Caves' - Explore five new rare cave biomes hidden under the surface of the Overworld...
Classic Beta Biomes
Brings back the nostalgic feel of old Minecraft with a classic Beta-style biome!
[1.21.11 UPDATE] Better Biomes
Adds many different cool and amazing biomes, blocks, items, trees, and features to Minecraft.
Recipe Integration
Integration for many mods including Ars Nouveau, Biomes O Plenty, Create, Evilcraft, Farmer's Delight, GTCEU, Immersive Engineering, Integrated Dynamics, Mekanism, Powah, and more!
Biome Resonance Enchanting
Enchanting table enchants match the surrounding biome, granting unique enchantment bonuses and exclusive enchantments based on where they are placed.
BioMech
Man and machine become one. Replace body parts with machine parts and enhance your own body with new functionality.
Rhyme PVZ
This is an impressive PVZ module which will include most of the plants and zombies from PVZ 1 and PVZ 2, with new mechanics and gameplay.
B-RTP
BlanketRTP is a Minecraft Fabric mod that offers customizable rtp (random teleportation), including biome-specific options. Enhance exploration with a gliding mechanic after the (RTP). Easy to configure and optimized for performance
More Biome Coloured Blocks
Moss, Azaleas and more made biome coloured!
Terraspread - Spread Biomes
Spread biomes across biome borders with a new craftable item
Survival Not Guaranteed
Dive into an expansive Minecraft modpack that blends challenging survival mechanics like temperature and thirst with extensive exploration of overhauled dungeons and new biomes, all while offering dynamic combat, magical mastery, and complex automation.
Flora Expansion
Expanding Minecrafts flora with new plants, crops, blocks and mechanics
AMR Bot
AMR stands for Automatic Modular Robot. A Robot-themed datapack. Explore new biomes, discover diverse modules, and assemble your own modular robot in Minecraft
IWBIA
A datapack/mod that shows in action bar biome which player is in
FactoryM
FactoryM is a modpack that improves the Minecraft experience in exploration (with biome mods), mechanisms (with the create mod) and also adds visual improvements such as shader compatibility
Reforested
A Reimagining/Love letter to Forestry and Binnie's Mods for Minecraft Fabric 1.21
UltraSingleBiome
A custom world generator for Minecraft servers, optimized for Crystal PvP with an automatic Desert biome world.
Biome Heart
Use the creaking heart with different blocks to change the biome.
Single Biome World
Single Biome world allows you to generate entire Minecraft worlds using only one selected biome.
Colorfull Biomes
This datapack adds a collection of colorful biomes, for creative worlds or builders! Applicable with the /fillbiome vanilla command and compatible with world Edit.
Heroic Biome Compass
Craft a special compass to track any biome with a price
Aran's Discord Presence
A lightweight, customizable Discord Rich Presence mod for Fabric. Features a built-in settings menu to toggle Server IP, biomes, dimensions, and player heads on your Discord status.
TreeCutterPro
High-performance, metadata-aware forestry for modern Minecraft servers
Biznesmod
This mod adds new biomes, a new villager proffesion, new mechanics (upgradable abilities, collecting iron dust to make iron ingots, etc...), new custom structures (10+), a TNT cannon which shoots tnt where you look and some new redstone components.
NLLCORE
Explore a surreal dimension of digital anomalies with world-bending tools, chaotic biomes, and experimental glitch mechanics
Enlivened End
brings me life to the end with new blocks, biomes, items, and mobs, all in a vanilla-style way

Pixelmon PokeStats
Lightweight pixelmon mod that displays a Pokémon's IVs and Nature in chat the moment you catch it.
THE HORRORS BUT BETTER
THE HORRORS adds 4 new biomes more blocks more crafting tables like the de-radioactivator and the improved smelter and the fabricator and it adds more mobs and it is only to get updated more! updates: the start ,NUCLEAR WARNING!!!!!
Biome in a Bottle
Adds tools that allow you to pick up and move biomes from place to place.
Nonsense
A new dimension with unique and creative biomes ...
Very Much of Create
A massive Create-focused modpack that expands automation, transport, and industry to the extreme. Featuring dozens of Create add-ons, new biomes, food systems, and performance optimizations — perfect for building huge factories, trains, and mechanical worl
Antactica
new biome Antarctica , new mashines and more.
Thavma Mod (1.21.1) – Re-Imagination Of Thaumcraft
Thavma Mod introduces elemental forces and arcane machines. Inspired by primal energy and mysticism, it offers a progression system where you uncover hidden knowledge, manipulate nature’s elements, and reshape the world with magical devices. Features: Elemental magic system. Arcane machines and contraptions. Discovery and research mechanics. Nature manipulation through primal forces. Screenshots: Crafting Recipes: Thavma […]
Etherology Mod (1.21.1, 1.21) – Thaumcraft Comeback
Etherology Mod is a lore-rich mod that combines immersive exploration with intricate mechanics, designed to expand your Minecraft through alchemy, technology, and new biomes. Features: Discover ancient knowledge and uncover the mysteries of the Ether. Master alchemical crafting, reality-distorting staves, and unique technologies. Explore the enchanting Golden Forest with its stunning yellow-leaved trees. Journey underground […]
PKK - Create!
A Create-focused adventure modpack with new dimensions, expanded exploration, improved combat, and advanced storage. It blends mechanical engineering, atmospheric biomes, aircraft travel, and enhanced survival for balanced long-term gameplay.