Neoforge Mods for Minecraft 1.21
Browse 48 free Neoforge mods for Minecraft 1.21 — popular picks include Brutal Bosses - Custom Bosses, L_Ender's Cataclysm, Bosses'Rise - Epic Souls like boss fights.
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Brutal Bosses - Custom Bosses
Adds 29+ Bosses to dungeons and structures. Allows custom boss creation through datapacks
L_Ender's Cataclysm
Cataclysm is a mod that adds difficult dungeons, challenging boss-fights and powerful items.
Bosses'Rise - Epic Souls like boss fights
🐉 Add Souls-like Bosses, fight 5 epic boss in their own dungeon!
Slayer's Beasts
Explore new structures and biomes to face off against beasts and bosses on the surface, or in treacherous dungeons.
Medieval MC [NEOFORGE] MMC5
Version 1.21.1 | Fantasy Adventure RPG & Exploration | Quests, Bosses, Custom Content!
Aerial Hell
Sky Dimension & Dungeons, Bosses - from 1.16.5 to 26.1.x
Realms of Redemption
5 new dimensions, with bosses, dungeons and magic!
[ 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
Dungeons Content 2
Dungeons Content II is a mod that adds content from a new game that has not yet been released and is a direct continuation of MCD. At the moment, only the new hostile mob Warden Boss is available
Ultimate Warden
A Datapack/Mod that enhances the Warden with a custom Dungeon, a Temple, boss battles, and more.
KonoSuba: God's Blessing on This Wonderful World
KonoSuba, a God's blessing on this wonderful Minecraft world. Dungeons, bosses, magic and Megumin's hat, what more could you want?
Antique Runes: Medieval RPG
Get ready for a unique Medieval RPG modpack, featuring many new armors & tools. And also features, such as leveling, bosses, quests, dungeons and many more!
Dimensions & Dungeons
Explore a new world full of undiscovered possibilities, with new dimensions, bosses, mobs and structures.
Create: Cogs & Cataclysm
Immerse yourself in Create: Cogs & Cataclysm, a modpack where mechanical ingenuity meets high-stakes adventure. Built around the Create mod’s extensive automation and L_Ender’s Cataclysm's impressive dungeons and boss battles.
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
DragonForge
Dragon Forge is a RPG–survival with skill-gated gear, Create-powered industry, mythic bosses & dungeons, and lush worldgen. 200+ content mods + 90+ perf/QoL. Built for multiplayer on MysticHorizonsMC.
Kurts FEN Community Pack
A modpack built for my Community and everyone else that enjoys a Tech and Magic heavy world filled with Dungeons and Bosses that need to be slain.
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)
Castle and Farm
Farm and bossfight
Palamobs [ Discontinued ]
An add-on for Palamod Recreated and Custom NPC. The different mobs will finally be able to burst into your adventures with their different dungeon styles, bosses, and NPCs.
re;Tensura
🧬 ᴿᵉ;tensura — A TTIGRAAS Minecraft SMP featuring factions, PvP, skills, nations, bosses, dungeons, and constant progression. Active staff, balanced gameplay, events, and a custom 1.21.1 modpack. Join: https://discord.gg/Ya6BA38uUY
CrazyMC - A Special Apocalypse | Apocalypse with Quests!
A chaotic Minecraft adventure featuring zombie hordes, powerful bosses, firearms, magic, advanced technology, massive dungeons, and endless progression.
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.
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.
Fantastic Dungoneer
Explore a big randomly generated dungeon crawl filled with traps and bosses. :)
Grandia Dungeons
A dark fantasy roguelike dungeon adventure with classes, bosses, cursed loot, magic, traders and procedural floors.
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.
Ashenfall
Turning Minecraft into a crazy RPG, where you can upgrade with skills, conquer dungeons, slay bosses and so much more
Pixeltheris
Epic RPG Modpack 1.21 – explore dungeons, master magic, face challenging bosses, build and decorate, and enjoy enhanced combat, progression, and quality-of-life features. Optimized for multiplayer and private servers.
Runeforge Chronicles
Runeforge Chronicles is an epic Minecraft modpack blending RPG progression and tech. Explore huge dungeons, level up skills, defeat bosses, and build massive factories with the Create mod. The perfect mix of magic, adventure, and automation!
Grandia Dungeons [Modpack]
A dark fantasy dungeon roguelike modpack with bosses, classes, cursed loot, magic, custom UI and atmospheric progression.
In the Journeys
The mods expand Minecraft further with new ores, mobs, biomes, dungeons, bosses, and magic to discover.
The Bob Mod!
The Bob Mod adds, you guessed it, Bob! Bob can fly around his bob castle, and his portal room to the Bob dimension. The Bob chicken is also added, and is a brand new boss to fight!
MOAR Tools
MOAR Tools is a progression and combat expansion mod that adds three new gear tiers, two dungeon systems, a full boss encounter, and a suite of custom mobs all designed around a dark, End-themed aesthetic.
Be happyy
🎮 Be Happy is a NeoForge 1.21.1 modpack for long-term survival with friends or solo. Build flying machines with Create Aeronautics, automate factories with Mekanism & AE2, fight Cataclysm bosses, explore new biomes & YUNG's dungeons — not a vanilla pack!
Shwarma Adventures
An adventure-focused Minecraft modpack featuring exploration, bosses, dungeons, enhanced world generation, and a balanced progression system.