Minecraft Java 1.21 Mods
Browse 98 free mods for Minecraft Java 1.21 — popular picks include FactoryM, Reforested, UltraSingleBiome.
Updated daily
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.

Nature Craft
A modpack focused on nature and exploration, complemented by the Create mod
Ores, Gears & Monsters
Ores, Gears & Monsters — A beta modpack centered on Create, Oritech, and Cobblemon: explore new biomes and ruins, document discoveries with Exposure, enjoy Kaleidoscope food, and use built‑in Plasmo Voice. 201 mods.
Harvest Tweaks & Scythes
Harvest Tweaks & Scythes is a Minecraft mod that adds tropical plants, fruits, and biomes. Explore the Amazon Rainforest and Scythe Orchard with banana, acai, and guarana. Adds new crops, foods with effects, and expands farming and exploration.
GSG's New Universe
Unlock the gates to infinite dimensions with iron and diamond portals! Explore unique worlds and hidden mysteries in GSG's New Universe.
Orbital Horizons
A new and unique space mod
FreshPack
Freshpack enhances Minecraft with new biomes, structures, and features. Enjoy improved navigation, decorative elements, and streamlined resource gathering for a more exciting and varied gameplay experience.
Green's Better MC
A Modpack that will improve your world and experience and add tonnes of new biomes, features, mobs and optimization.
TechBit
Modpack blending tech, magic, and exploration. Featuring Create, Applied Energistics, and Immersive Engineering for automation and industry, it adds Ars Nouveau for light magic and Twilight Forest for epic adventures.
Craft Colonies
Build your own medieval colony, automate factories with Create, face epic bosses, and explore a vast world full of unique biomes, structures, and adventures.
Voxelprint's Sky
Enhanced sky biome generation, hot air balloons and more!

The Better Biomes And Plants Mod
It adds nice Biomes and other cool stuff to the game
Megalo's AIO - NeoForge Edition
Megalo's Metallurgy, Hoplology, Alloys, Nature and Gastronomy all in one mod
Single Biome World
Single Biome world allows you to generate entire Minecraft worlds using only one selected biome.
The Exploration Pack
An immersive vanilla-plus world full of new biomes, dungeons, creatures and dimensions
PixelPerron
A fun modpack featuring new structures, biomes, mobs, dimensions, multiplayer features, and more for an enhanced gameplay experience with friends.
TIMEGEAR
Timegear is a Neoforge 1.21.1 modpack designed to transform standard Minecraft into an adventure. It centers on automation with the Create mod, adds new biomes and items for exploration, and performance mods to increace stability.
Fortune Craft Modpack
The Official Modpack for the FortuneCraft Modded Server. Explore Minecraft in a new light with a heavy focus on Create, with the addition of new Biomes, Blocks, Mobs and Bosses!
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.
Bobi's Realm
Explore Bobi's Realm, a massive, realistic Minecraft world. No survival pressures—just endless landscapes, cinematic weather, and immersive biomes. Adventure, creativity, and exploration await every corner of this breathtaking realm.
Bachnet Survival
Bachnet – A cozy Minecraft modpack combining technology and farming. Automate resources, grow crops, and enjoy a relaxed gameplay where machines and nature work hand in hand.
IUT AIX
Un modpack pour le serveur IUT MINECRAFT de la survie optimisé avec voicechat, nouveaux biomes et structures ! A modpack for the IUT MINECRAFT survival server, optimized with voice chat, new biomes, and structure !
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.
Re-Crafted 3
Completely refreshes the game, adding new biomes, structures, items and blocks.
Realms of Palluto
A lightweight, tech-focused modpack with smoother performance, rich automation, and plenty of biomes, dimensions, and structures to explore.
One and Only
Upgrades the desert biome in a vanilla friendly way!
Amplified Nether Fix Biome
This mod fixes the biome detection issue with amplified Nether that increase the Nether's height to Y256 or higher, this ensures that biomes are detected vertically up to Y512.
Not Enough Things
This modpack adds new biomes, structures, ores, and more
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.
Enlivened End
brings me life to the end with new blocks, biomes, items, and mobs, all in a vanilla-style way
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!!!!!
RevivalRpMods
A Minecraft 1.21.8 modpack for roleplay servers. Adds new biomes, dungeons, RPG skill trees, building blocks, and tech mods for survival and adventure.
Terra utlima
Immersive survival modpack featuring new biomes, dangerous creatures, custom weapons, quests, realistic progression, thirst management, dynamic seasons, and advanced technology for a challenging, strategic, and captivating adventure experience.
Euler Rig
A feature-rich adventure centered on technology, exploration, optimization, and nature. Built for NeoForge 1.21.1