Neoforge Mods for Minecraft 1.21
Browse 260 free Neoforge mods for Minecraft 1.21 — popular picks include Slayer's Beasts, Bloxy's Structures, Undefeatables.
Updated daily
Slayer's Beasts
Explore new structures and biomes to face off against beasts and bosses on the surface, or in treacherous dungeons.
Bloxy's Structures
Adds more Structures to Minecraft with 4 new Bossfights!
Undefeatables
Adds mini-bosses to your minecraft experience.
Toybox
Adds a toy/soft-play/party themed dimension, with many places to explore and a boss to fight
Unknown5473lib
A universal code library prerequisite for mods created by Unknown5473,Provides a Boss mob template library and screen effects..
Rpg: Better Elder Guardian
Makes the ElderGuardian a proper boss with custom attacks, increased health and special drops
Nice Mobs Remastered
Randomised mob equipment, 10 new mobs, 3 new bosses, a new late game dimension and more
LUMINOUS: HALLOWEEN
Bring a spooky new boss to your Minecraft World!
Daily Boss
Adding daily boss event into Minecraft
Arda's Sculks (Ancient City Portal / Deep Dark Dimension)
Arda's Sculks mod is a mod that improves the ancient city in the game and offers the ability to open the ancient portal in the ancient city. This mod adds many deep dark biomes to the game and many boss creatures found in these biomes.
Chrono Dawn
Adds Chrono Dawn, a time-themed dimension with custom portals, boss battles, and time-manipulating artifacts. Supports Fabric & NeoForge.
Souls-like universe: Epic Fight updated
Updated Version of an Addon for Epic Fight that adds Souls like mobs and Bosses to the game
Multiplayer Bosses
A server-side mod that makes boss health and loot drops scales to player count.
Super Bosses
Any Monster can randomly spawn as a SUPER BOSS!!!
Winter update
This mod adds a lot of content to winter biomes. Starting from ordinary reindeer, ending with various bosses.
Brutal Nightmare : Insane Difficult
Minecraft too easy? Try this mods with nearly 40 modifiers - settings new mini bosses, which made minecraft become hard & insane. Enhanced hostile mobs' AI & Angry passive mob. Zombie place/break blocks. Skeleton,Spider,Creeper,Enderman.
Take Back the Night
A Herobrine bossfight mod inspired by Fargo's Souls
Apocalyptic Bosses
Michi'sProject
Age Of Dragons
Age of Dragons is a dark fantasy Minecraft mod featuring elemental dragons, custom classes, cinematic boss fights, and lore-driven progression. Face ancient trials, challenge forgotten kings, and uncover the truth behind the Dragonlands.
Desert Tombs
Adds a giant Tomb to desert biomes, introducing new mobs: the Scorpion, the Mummy, and a Pharaoh mini-boss.
Desert Scourge
Adds new unique boss in desert, based on Calamity Mod
Mocha's Complicated Bosses
Adds multiple difficult bosses with complicated AI and unique equipment
Antarchy
A re-imagining of the classic Orespawn mod adding 45+ mobs, 8+ bosses, 3 fleshed out dimensions, and more
The Old One
Adds a new boss. Also adds two new items and two new swords.
Trial Guardians
Procedural Trial Chambers and Bosses!
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
Beyond Bosses 2
This enderdragon overhaul will amaze you
Beyond Bosses
Beyond Bosses enhances the ender dragon boss introducing a new look to the end, a new ender dragon model, new boss attacks, and new boss music
Sensei Illager
Adds dojos and a Sensei Illager mini boss to cherry grove biomes.
Daily Boss x L_Ender 's Cataclysm
Compatibility between Daily Boss and L_Ender 's Cataclysm.
Invincible: Overdrive
A Modpack base on the comic and TV show "Invincible", focusing on the mod "Invincible Conquest", bringing in challenging adventure with difficult mobs and bosses to conquer
Ascension of Ages
A curated progression pack across defined ages utilizing unique mod flavor, gated advancement, predatory revamped mob systems, tech & magic integrated by custom recipes throughout, and algorithm-designed boss placement required for progression in each age.
Realmwalker
Magical invaders roam the land - bosses, weapons, and loot!
Abyssal Corrupter
Face the terrifying Abyssal Corrupter — a multi-stage deep abyss boss that can be summoned via ritual altar in Minecraft 1.21.1 NeoForge.
Red Forest
Boss fights, quests, tasks, tools, and guns. Biomes and dimensions with 13+ mobs and 15+ structures and many more.
Gateway of Doom
Throw a Devil Eye to open a configurable combat gateway. Survive random or fixed waves, bosses and timed challenges for rewards—or suffer debuffs. Includes auto gateways, custom mobs, profiles, admin menus, commands, diagnostics, plus a stable add-on API.