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Minecraft Java 1.21 Mods

Browse 49 free mods for Minecraft Java 1.21 — popular picks include Desert Dungeon - DungeonZ addon, Ember's Underground Rooms, Dungeon Train: A Lore-Rich Roguelite RPG Adventure.

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Desert Dungeon - DungeonZ addon
1.21.1fabric

Desert Dungeon - DungeonZ addon

An addon for the Dungeonz mod by Globox_Z adding the Desert Dungeon

964kdownloads
Ember's Underground Rooms
1.21.1forge

Ember's Underground Rooms

New underground dungeons with varied rooms, treasure and enemies! Now with achievements!

318kdownloads
Dungeon Train: A Lore-Rich Roguelite RPG Adventure
1.21.1neoforge

Dungeon Train: A Lore-Rich Roguelite RPG Adventure

Adventure time inspired dungeon crawler on a train. Procedurally generated carriages on a infinite sable physics train. Rich narrative, with custom made mods for a completely unique experience.

23kdownloads
Ember's Castles And Keeps
1.21.1forge

Ember's Castles And Keeps

Adds big new castles and towers with traps, enemies, loot and even parkour challenges!

7.8kdownloads
Cobblemon: Explore Legendary Dungeons!
1.21.1neoforge

Cobblemon: Explore Legendary Dungeons!

This is a continuation of my old Professor Porker’s Legendary Dungeons Datapack, now as a mod. If you love that dungeon crawler / adventure rpg style of minecraft, and

7.4kdownloads
Outer End Wilds
1.21.1neoforge

Outer End Wilds

Adds Two New End Biomes inspired by Minecraft Dungeons

6.4kdownloads
Deltapack
1.21.11

Deltapack

A deltarune datapack adding content from dark fountains and dark worlds to the roaring knight. As well as items and spells like snowgrave and the shadow mantle.

5.6kdownloads
Stardom's Dungeons
1.21.11fabric

Stardom's Dungeons

A mod that adds late game dungeons to the game!

5.4kdownloads
ReducedLoot
1.21neoforge

ReducedLoot

Reduced Loot cuts down the amount of items found in naturally generated loot chests across all structures – from vanilla dungeons to modded fortresses – bringing scarcity, balance, and challenge back to exploration-heavy modpacks.

5.0kdownloads
DungeonDodge+
1.21.5fabric

DungeonDodge+

A utility mod for a server called DungeonDodge, DungeonDodge+ adds several features to enhance dungeon exploration, including quality of life improvements for a better gameplay experience!

4.1kdownloads
Deformation Dimension
1.21.4

Deformation Dimension

Nerfs elytra by adding an entirely new dungeon-like dimension you need to complete to obtain one.

3.3kdownloads
Dungeon Finder
1.21.1fabric

Dungeon Finder

A server side command to locate the nearest spawners to a player!

3.0kdownloads
Jonshu's desert dungeons
1.21.11

Jonshu's desert dungeons

This data pack introduces a new dungeon pool, the Desert Dungeon! This is a desert-themed structure that is a dangerous area & suggested to enter with iron or diamond gear

1.9kdownloads
Survival Not Guaranteed
1.21.1neoforge

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.

1.9kdownloads
Enter the Bungeon
1.21.5

Enter the Bungeon

Completely rewrites Minecraft into a Roguelike Dungeon Crawler

1.7kdownloads
Community Made
1.21.1neoforge

Community Made

This modpack was created for both the mage and the mechanic with a spice of dungeons mixed in.

1.7kdownloads
AI Dungeon Generator
1.21

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.

1.6kdownloads
Medieval Stuff
1.21fabric

Medieval Stuff

Just a small mod which will be expanded in future with lots of content.

1.4kdownloads
Script Blocks
1.21.1fabric

Script Blocks

Adds various blocks and mechanics which assist map makers and dungeon builders.

1.2kdownloads
Mobo's Structures
1.21.4

Mobo's Structures

Pirate Ships! Castles! Dungeons! Towers and More! If you're an explorer, this datapack is for YOU!

880downloads
Mr_ChibisMMO Dungeons
1.21.5

Mr_ChibisMMO Dungeons

Dungeons are an addon on to existing MMO pack, Mr_Chibi'sMMO! Allowing a diverse experience adding dungeons into game, to explore, loot and dodge traps with many more!!

750downloads
FullXaos_RPG
1.19

FullXaos_RPG

⚔️ RPG skills & dungeons 🌋 Portal dungeon RPG ⚡ Optimized RPG plugin 🏰 MCMMO-style RPG 🌀 Skills & portals RPG

707downloads
"Townfall" - Dungeon in the sky
1.21.5fabric

"Townfall" - Dungeon in the sky

Data pack roguelike sky dungeon

416downloads
Evan's Vanilla+ 2
1.21fabric

Evan's Vanilla+ 2

A Vanilla+ Modpack for 1.21! It adds new mob mechanics, new world generation, dungeons, mobs, and items to Minecraft!

305downloads
In the Journeys
1.21.1neoforge

In the Journeys

The mods expand Minecraft further with new ores, mobs, biomes, dungeons, bosses, and magic to discover.

303downloads
Aetheria: Age of Oblivion
1.21.1neoforge

Aetheria: Age of Oblivion

This is a Dark Fantasy RPG-style compilation with an emphasis on complex combat, exploration of dangerous dungeons, and magic.

293downloads
Descent Dimension
1.21.10

Descent Dimension

Datapack that adds a new, late game, looter-dungeon dimension.

244downloads
MIA RPG Client
1.21.1fabric

MIA RPG Client

Welcome to the ultimate Minecraft RPG experience! Our server combines classic survival gameplay with deep RPG mechanics, challenging dungeons, and endless exploration opportunities.

235downloads
Mia RPG Server
1.21.1fabric

Mia RPG Server

Welcome to the ultimate Minecraft RPG experience! Our server combines classic survival gameplay with deep RPG mechanics, challenging dungeons, and endless exploration opportunities.

234downloads
Shadow Addons
1.21.10fabric

Shadow Addons

Adds shadow-themed blocks, tools, enchantments, dungeons, and custom challenge spawners.

229downloads
MagicStructure
1.21

MagicStructure

Add trees, dungeons, new buildings, and flying islands from schematics to your world generation.

223downloads
Dungeons Tower
1.21.11

Dungeons Tower

A plugin for automatically generating mazes and tower-style dungeons in Minecraft by reading structural data from JSON files.

206downloads
NLYB: Looting and Exploration
1.21.1neoforge

NLYB: Looting and Exploration

Shrink and store entire dungeons, temples, and villager houses then loot them safely from your base. (Never Leave Your Base)

197downloads
Dungeon Loot Configurator
1.21.1neoforge

Dungeon Loot Configurator

Adds datapack-driven loot-table integrations that allows loot -tables to add things into other loot-tables

188downloads
ProgressionDungeonRW
1.21

ProgressionDungeonRW

Replayable dungeon runs with modular generation—built for RPG progression and reward loops.

166downloads
Structure Overload
1.21.1neoforge

Structure Overload

Transforms your Minecraft world into an endless sprawl of structures, spawning vanilla dungeons at every step without compromising game performance.

151downloads