Neoforge Mods for Minecraft 1.21
Browse 57 free Neoforge mods for Minecraft 1.21 — popular picks include The Lost Castle [NeoForge/Fabric], Medieval Buildings [End Edition], Medieval Buildings - New Structures!.
Updated daily
![The Lost Castle [NeoForge/Fabric]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/curseforge/209459.webp)
The Lost Castle [NeoForge/Fabric]
A gigantic castle that once was the home of a long forgotten civilization
![Medieval Buildings [End Edition]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/curseforge/214462.webp)
Medieval Buildings [End Edition]
New incredible medieval-style structures for the End!
Medieval Buildings - New Structures!
Add exciting medieval buildings with hidden enemies and treasures to the world!
Castle in the Sky
This mod adds new structure: Castle in the Sky in your world
![Medieval Buildings [Nether Edition]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/curseforge/212386.webp)
Medieval Buildings [Nether Edition]
New incredible medieval-style structures for the Nether!
Dungeons and Taverns Woodland Mansion Overhaul
This Mod Overhauls the Woodland Mansion with 184 different rooms and 8 type of rooms. adding a basement layer and a road leading away from the woodland mansion
CastleBlocks
Alternative to chunk claiming, build castles instead!
Loot Integrations: Medieval Buildings & End & Nether
Adds better loot to Medieval Buildings & End structures chests, including modded loot
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+.
Grim Kingdoms: Lost structures & ruins
Adds Castles - Unique vanilla mobs/ hidden items
Grim kingdoms: Vanilla Edition
Adds Castles : Both mod versions are vanilla, this version simply removes unique vanilla special items
Loot Integrations: The Lost Castle
Adds better loot to The Lost Castle chests including modded loot
Castle Tower
Adds a new Castle Tower to Forest Biomes
Middle Age: castles
This mod adds new Castles in Middle Age style.
Castle Shift
Castle Shift introduces procedurally generated castles with diverse layouts, modular room variations, and dynamic architectural themes — creating a different structure each time.
Epic Knights of the Seven Kingdoms
An addon for Epic Knights which adds various armors, sigils, weapons from Game of Thrones, House of the Dragon and Knight of the Seven Kingdoms and A Song of Ice and Fire Universe by George R. R. Martin in general
Lost eternity
Lost eternity is a world generation mod that adds unique surface buildings and dangerous underground dungeons with traps, enemies, and great loot.
![MineColonies-Caos e Ordem [Unnoficial]](https://pub-2ae937f770284535a96c3330f91236aa.r2.dev/thumb/curseforge/222439.webp)
MineColonies-Caos e Ordem [Unnoficial]
A MineColonies modpack inspired by the Brazilian Minecraft series MineColonies: Chaos and Order, focused on medieval and magical progression, colony building, and survival.
Middle Magnum Opus
An exploration and building based modpack with numerous dungeons and mystical artifacts scattered throughout the world.
Battle Castles
A cool spin on the popular mod Battle Towers
Dragon Kingdom (MineColonies + Dragon Survival)
A large fantasy adventure modpack focused on building kingdoms, dragon survival, dimensions, and conquering dungeons with tech and magic progression.
Project Obscura
Start Your Ultimate Exploration into an Adventure-Packed Modpack | Epic Dimensions & Massive Dungeons | Challenging Bosses | Stable Long-Term Multiplayer | Cozy Building & some Create Automation
Odysseum
A modpack focused on making Minecraft feel as deep and adventurous as possible. This includes tech, dungeon, dimension, city building, and QoL mods.
Castle and Farm
Farm and bossfight
GloveCraft Tensura Life
Welcome To Tensura Life A Kingdom Building Modpack For You And Your Friends To Enjoy
Colony Chronicles
A medieval-style chronicle that automatically records your colony's history — battles, buildings, trades, and milestones. Supports 13 languages including English, Dutch, German, French, Spanish, and more.
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.
Create & Dungeons
Create & Dungeons is a vanilla+ modpack with a focus on Create and its addons while also giving lots of options for building and exploration. Now with Create: Aeronautics in v1.4!
Aeronautics: Cogs and Clouds
A 1.21.1 powerhouse featuring Create: Aeronautics, nuclear engineering, airship combat, and massive dungeons—optimized for everyone.
NLYB: Looting and Exploration (Dungeon Automations and more!)
Shrink and store entire dungeons, trees, temples, and villager houses -> then loot them safely from your base. (Never Leave Your Base)
Ethereal Resonators
A vanilla+ mod that makes player battles more interesting by making castles and other medieval stuff the optimal strategy while also speeding up grind!
Cozymon Adventure
A Cobblemon modpack with main focus of exploring dungeons while capturing pokemon and building a cozy home
Klarian Chronicles Magic & Steel
Fantasy RPG modpack tailored for private server combining Better combat, legendary bosses, dragons, four magic paths, MineColonies kingdom building, Create automation, vampirism, and rich decorative building content.
ChrabPack
A pack centered around the colony building mod Minecolonies, with some dungeon, tech, and magic mods to provide some variety.
Climbing Claws
Climbing Claws adds a dedicated traversal tool that lets you climb nearly any block like a ladder. Scale caves, cliffs, castles, and builds with precise control, without placing ladders, scaffolding, or grappling hooks.
Hewn
A growing collection of medieval-inspired building blocks, starting with connected wattle and daub. Perfect for rustic and historical builds.