Minecraft Java 1.21 Mods
Browse 340 free mods for Minecraft Java 1.21 — popular picks include The Twilight Forest, NetherEx, Deep Aether.
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The Twilight Forest
A realm basked in mystery and eerie twilight, you will overpower terrifying creatures and secure the adventure of a lifetime; in the Twilight Forest.
NetherEx
NetherEx is a nether content mod.
Deep Aether
An addon for the original Aether mod, aiming to show the deepest lands of a forgotten paradise.
Jaden's Nether Expansion
Nether Expansion is a Vanilla Friendly mod that aims to improve & add new content to every aspect of The Nether
Monster Plus
New mobs of each and every flavor to improve the exploration experience: biome-exclusive monsters, new challenges and more!
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!
Voidscape
Delve into the depths of the Void
Feur - Extension Fossil
[Vanilla+] 15 new structures of old fossil, dragon skull and monster camps !
Ecologics
Simple vanilla biome updates, with fun mobs, blocks, and more!
Underwater Village - Oceanic Structures
Discover a lot of new oceanic structures!
Enderscape
Total overhaul of The End with new generation, biomes, mobs, and other features.
Astral Dimension
Explore 2 magical dimensions shaped by the will of a multidimensional being.
[Axanthic Studios] Lands of Icaria
AGS presents: A vast new dimension inspired by ancient Greek and Egyptian mythology.
Ulterlands: Worlds Apart
Go beyond dimensions; explore a realm unknown yet familiar.
Incendium Biomes Only
Removes structures, items, mobs and bosses from Incendium, leaving only the biomes and terrain.
Macabre - Call of False Prophets
Flesh and gore dimension, hard enemies and good rewards.
New Game - An Improved Experience | 26.1.2 UPDATE!
An awesome modpack! | Improve the vanilla experience, adding biomes, creatures, elements and other interesting features.
Mob Compack
(a couple of) Mobs for Biomes O' Plenty
Stellarity
Extreme rehaul of The End in a unique fantasy style, combined with biome and structure overhauls, new items, weapons and plenty of other content to discover.
BetterEnd: New Dawn
An unofficially maintained continuation of BetterEnd for Fabric and NeoForge, bringing the latest BetterEnd content to every supported Minecraft version alongside bug fixes, compatibility improvements, and expanded End world generation
Mystic's Biomes
Explore a world full of color.
Spellblades and Such: Hexblade
DISCONTINUED - Hexblade Faction Mobs for Spellblades and Such!
DARK MIST
Adds an entity surrounded by darkness that hunts you at midnight...
Homesteads - Villager Expansion & New Professions
Homesteads is for the villagers who would prefer to forge their own path in the wilds. This mod adds 5 new Villagers, the Beekeeper, The Lumberjack, The Trapper, The Prospector and The Forager. As well as a variety of new structures for them to inhabit.
Slayer's Beasts
Explore new structures and biomes to face off against beasts and bosses on the surface, or in treacherous dungeons.
BetterNether: New Dawn
An unofficially maintained continuation of BetterNether for Fabric and NeoForge, bringing the latest BetterNether content to every supported Minecraft version alongside bug fixes, compatibility improvements, and expanded Nether world generation
Zombie Variants
Add 15 variants of zombies that can appear in different biomes!
Incision
A nether mod that adds a new vanilla friendly flesh biome
VanillaBackport: Mob Variants Compat
Compatibility for Biome We've Gone, Terralith, Nature's Spirit & Biomes O' Plenty For VanillaBackport 1.1.5+ Mob Variants
More Biomes [FORGE] - 1.21 UPDATE!
A complete modpack focusing on exploration! Discover hundreds of biomes, structures, animals and much more.
No Man's Land
An uncompromising Overworld Overhaul, Enhancing world generation in every biome and environment.
Cobblemon: Cobbled Levels
Highly configurable level scaling for wild Pokémon and progression control with many different scaling methods!
MMR - Moog's Mineshafts Reimagined
Large and complex mineshafts themed for various biomes and dimensions. Filled with loot and mobs
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
Exotelcraft
A large multi-feature Minecraft mod mainly adding the Exotel dimension, toggleable April Fools' snapshot content, overworld additions, craftable world map, and optional Bedrock-styled UI.