Minecraft Java 1.21 Mods
Browse 69 free mods for Minecraft Java 1.21 — popular picks include Medieval Buildings [Nether Edition], Dungeons and Taverns Jungle Temple Overhaul, Slayer's Beasts.
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Medieval Buildings [Nether Edition]
New incredible medieval-style structures for the Nether!
Dungeons and Taverns Jungle Temple Overhaul
Overhauls Jungle Temples with 4 Variants using new loot tables alongside the Vanilla Loot Table and can have archeology elements inside as well as new puzzles
Slayer's Beasts
Explore new structures and biomes to face off against beasts and bosses on the surface, or in treacherous dungeons.
Rev's Better Structures
A mod that adds immersive, randomly generated vanilla-style structures like ruins, trees, and castles to enhance exploration in 1.16+.
Aerial Hell
Sky Dimension & Dungeons, Bosses - from 1.16.5 to 26.1.x
[ Spellnomia ] - Iron's Spells 'n Spellbooks magic modpack
Master arcane mana and alchemy in this RPG adventure with Iron's Spells, mages, wizards, dragons, bosses, and grimoires. Explore dungeons, dungons, and biomes with opti performance, shaders, and immersive medieval fantasy sorcellerie
Kingdoms Of The Valley
Featuring Create, Minecolonies, Twilight Forest, Aether more.
Outer End Wilds
Adds Two New End Biomes inspired by Minecraft Dungeons
Snowy Ruins
A small pack adding medieval styled ruins in most snowy biomes.
The Endless Horizons
This mod adds different utilities that have the Horizons theme. For example, the primordial trials, dungeons with great difficulty, but that give you exclusive objects. If you love exploration, you will surely love the Endless Horizons mod.
Ice Castle
This datapack Ice Castles, a new structure that can be found in cold biomes.
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.
MotM - Sodium Edition
More of the Mods - Search Dungeons, explore new Biomes and craft your way to challenges after the end
AI Dungeon Generator
AI Dungeon Generator revolutionizes exploration on your Minecraft server by introducing intelligent, procedurally generated dungeons that adapt to your world's biomes.
Brixel X ERAZER
BRIXEL X ERAZER brings together a brick-styled texture pack, physics-based destruction, cinematic biomes and medieval structures. Optimized for the ERAZER Major X20, this pack runs smooth even with complex visuals.
ReniDrags Molten Mayhem!
Explore the new biome that brings dungeons, dimensions, a custom boss, cool new custom items and of new tools!! Get on this mod baby!! Its super duper cool (source trust me bro)
Explorer's Haven
Explorer's Haven is an adventure modpack enhancing exploration, biomes, dungeons, and visuals for smooth performance. Discover new landscapes, battle mobs, and enjoy quality-of-life features while preserving Minecraft’s core experience.
The Goofy Gooners MC
An enhancement to the vanilla gameplay with new mobs and biomes, with many new structures to explore and dungeons to loot, all while running smooth with performance mods
Etar Experience
Welcome to Etar Survival! A definitive Vanilla+ pack focused on exploration, building, and adventure. Discover new biomes, dungeons, and mobs. Includes the official Etar Experience resource pack for a beautiful, cohesive look.
Myrrshade Wilds
[2.0] Myrrshade Wilds now updated for 1.21.1 featuring new biomes, dungeons, magic, RPG elements, and tools to immerse you in a rich, mysterious world full of adventure.
Ben&BänzCraft
A new Minecraft Experience based on Vanilla Friendly Mods. Explore the World with many new Biomes and Dungeons with your new Weapons like Hammers, fighting Staffs and more. Build a nice Base with the help of some new Blocks. Have Fun!
Explorisa
This modpack is centered around becoming stronger as you explore new structures, biomes, and even whole new dimensions, all the while defeating strong bosses, in a medieval/fantasy rpg setting.
CosmicWilds
Hello! This modpack is for the CosmicWilds Server! It contains lots of exciting adventure and exploration mods such as Biomes o plenty, Cobblemon, When Dungeons Arise, Adventure Z and many more! Feel free to join the discord too!
Minekarta Survival - Enhanced Vanilla Experience with Custom Biome Daily Quest and More
A vanilla-style survival experience with a medieval atmosphere. Lightweight, immersive, and perfect for long-term worlds or community servers.
Hollow Knight: Silk & Void
A Hollow Knight mod for Minecraft.
Luxxor
Luxxor is a performance-optimized, Hexxit-inspired adventure modpack packed with new biomes, dungeons, stronger combat, and useful QoL mods for smooth exploration and loot-focused survival.
Better of Fabric 3
Offers the latest & best of Vanilla+ Fabric mods on 1.21 | Explore breathtaking biomes & structures | Fight new bosses | Enter new dungeons & dimensions | Vanilla will feel empty after this
The Dungeons
Mod That's adds dungeons. With biome-themed structure.
Maria's Create Project
Push the limits of the Create mod to construct physics-based airships and massive factories across a breathtaking world filled with custom biomes, sprawling dungeons, and effortless free multiplayer.
RealmsQuest
RealmQuest - Fabric, designed for players who love epic adventures with original dungeons, bosses, and spells. It features expanded biomes, new tools.
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.
The Exploration Pack
An immersive vanilla-plus world full of new biomes, dungeons, creatures and dimensions
Warhaven
Warhaven is an adventure-packed guild modpack for Minecraft! Explore new biomes, conquer dungeons, battle bosses, and build your guild to dominate the world. ⚔️🔥
In the Journeys
The mods expand Minecraft further with new ores, mobs, biomes, dungeons, bosses, and magic to discover.
PovertyCraft
PovertyCraft is a modpack focused on exploration, light RPG elements, and immersive building. It adds new biomes, structures, dungeons, nothing overly complex. Don't take the name seriously, it's a joke between friends.

Fractal Dungeons
Lightweight Fabric pack: Biomes, dimensions & decorations.