Neoforge Mods for Minecraft 1.21
Browse 227 free Neoforge mods for Minecraft 1.21 — popular picks include Anti Magick: The Twilight Forest, The RED KING, Kione.
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Anti Magick: The Twilight Forest
Optional Anti Magick integration that suppresses Twilight Forest portals, magic abilities, summons, and selected boss actions
The RED KING
This is a mod made with Autoforge. It contains a BOSS that can be naturally summoned called "The Red King".

Kione
Boss-style ability kit for a private SMP: homing skulls, a reflection shield, speed burst, auto-revive, summons and a server-side siege system. Abilities are bound to one account.
Luminous Halloween Mod (1.21.1, 1.20.1) – Halloween Boss and Moon Magic
Luminous Halloween Mod is a spooky-themed Minecraft mod that adds a special boss event and themed items for a Halloween-style adventure. The mod focuses on a pumpkin-based boss, new crafting materials, and unique rewards. Features: New Boss Adds a Halloween boss called the Horseless Headsman Summoned by building a special structure Designed as a challenging […]
Twilight Tweaks Mod (1.21.1, 1.20.1) – A True Final Boss to Conquer the Forest
Twilight Tweaks Mod adds configurable features to The Twilight Forest mod. This addon introduces a final boss spawner, giving the dimension a new ultimate challenge. By default, the spawner summons a very strong husk with reinforcements to fight. The mod also allows you to change what the spawner does, like summoning a different mob or […]
Aggro Fix Mod (1.21.1, 1.20.1) – Enhanced Aggro System, Like an MMORPG
Aggro Fix Mod aims to change the aggro system of Minecraft. Normally, mobs in Minecraft target the first entity that hits them. This mod changes that behavior so that mobs will target the entity that deals the most damage to them. This mod is particularly useful in multiplayer scenarios or when fighting modded bosses, as […]
Brutal Bosses Mod (1.21.1, 1.20.1) – New Adversaries for Players to Battle
Brutal Bosses Mod is a mod that, as its name suggests, introduces new bosses into Minecraft. These bosses are based on existing Minecraft creatures but come with unique stats, abilities, loot, and behaviors. Features: Here are some of the bosses included in the mod: Evoker Boss, Evoker Summoner, Drowned Boss, Ghast Boss, Archmage Boss Cave […]
Wither Spawn Animation Mod (1.21.1, 1.20.1) – A True Boss Entrance
Wither Spawn Animation Mod enhances the Wither summoning. Instead of the usual instant spawn, players will witness a build-up sequence. Features: Adds an animation before the Wither spawns. Feel the tension build before battle. Makes the Wither feel like a true boss. Works with other mods. Screenshots: Wither Spawn Animation Mod Download Links For Minecraft […]
Boss Rifts Mod (1.21.1, 1.20.1) – Conquer And Return, Enhance Your Adventure
Boss Rifts Mod introduces a unique challenge to Minecraft by allowing players to summon formidable bosses through special rifts. These battles offer intense combat encounters, valuable rewards, and a fresh endgame experience. Features: Simplifies the journey back home after defeating a boss. Spawns a "rift core" at the boss's location for easy activation. Swiftly transports […]
Multiplayer Boss Attribute Modifier
Dynamically scales boss attributes based on the number of nearby players
SuperHeroes RPG - IronMan, Spiderman... | Superheroes Quests
Superheroes Quests! Become your favorite hero, master their powers, and take down powerful bosses!
Fishing Expansion (Fabric/Forge/NeoForge/Quilt)
Enhance the fishing experience with more loot, new enchantments, new boss, real mob fishing, special fishes, turtle armor and more!
TFM's Best of All Worlds (Lightsabers, Wands, Terraria, Bosses, etc.)
Merging a plethora of franchises into one Minecraft mod.
RPG Style More Bosses : Exoframe
Adds a new boss and new weapons to the game. Add-on for RPG Style More Weapons
Twilight Spellbooks: Iron's Spells 'n Spellbooks Addon
This mod adds 7 new spellbooks; you can get them by defeating all the bosses in the Twilight Forest mod.
Pale Monarch --- Boss Mod
Mod that contains 1 boss and 2 new items
EPGains-Tensura
Adds EP scaling for players & bosses
RPG Legends - Dungeons & RPG
Dive into a world of dungeons, epic bosses, and legendary criatures! Kill or Be Killed
TFM's Mining Expansion (Drills, Ores, Bosses, etc.)
A mod that expands mining and exploration in the caves by adding drills, new ores, armor, weapons, and etc.
Soap's Weapons 'n Bosses
Mod filled with weapons and bosses from anime and games
OtherWorlds Awakening
Adventure meets magic and machines — Tensura, Create, Bosses, and quests await.
Mo'Bosses
Face the Divine Dragon in an epic aerial battle!
Star Wars RPG - Star Wars & Stellaris
Experience Star Wars in Minecraft with iconic characters, powerful bosses, legendary planets, unique structures, and an epic adventure across the galaxy.
Dungeons And Discipline
Dungeons & Discipline adds a new dungeon with traps, enemies, and a tough boss, plus new blocks and several armor sets that let players adjust difficulty—and dominate each other.
Epic Bosses (Bosses)
A mod for epic bosses in minecraft that adds a lot of unique content.
Sabers And Bosses
Forge Six Legendary Krystal Saber Swords, each infused with unique Elemental Abilities. This mod introduces 4 NEW Bosses along with special drops for the Elder Guardian and Ender Dragon
HyperStorm's Progressive Difficulty
Progressive Difficulty is a mod that makes Minecraft tougher the more you play. Every boss you defeat doesn’t just mark a victory — it marks the beginning of a stronger, deadlier world.
Marvel Multiverse
With this modpack you can transform into superheroes, hunt Hydra bosses and discover different structures.
Lava's banks dimensions and lucky blocks
a mod about exploration and fighting op bosses, best used in a modpack
Dread's RPG
Welcome to Dread's RPG, Fight New Bosses, Complete Dungeons, New Items and More on this RPG Mod
Create Aero-craft (Hardcore++)
Its a modpack with the all new Create: Aeronautics mod and has a LOT of hard mods like bosses, zombies, thirst, and more! come join!
KyuremBoss
Replaces the Ender Dragon with a colossal Gigamax Kyurem boss — 16,000 HP, two phases, ice AoE attacks, a spectacular aura, and direct attacks on your Cobblemon Pokémons!
Twilight Tavern
Magical, cozy cottage? Or a dark wizard dungeon? Your choice! No futuristic automation mods. The modpack is a curated mix of magical, fantasy and farm related mods with challenging, dark outside world full of monsters and bosses.
Larry's Insane Cobblemon
Modpack focused on expanding cobblemon while providing an insane experience! Featuring tech mods, exploration mods with new boss encounters and some miscellaneous mods for QOL or fun!
Create - The World(Arcane)
A High-Fantasy inspired Create centered RPG modpack, delve into the secrets of the arcane, develop engineering marvels, and face horrible monsters and bosses as you survive in a world at war.
Evergrow
A brutal high-end adventure modpack packed with tons of new mobs, bosses, weapons and dimensions – heavily optimized and balanced for powerful PCs.