Neoforge Mods for Minecraft Java
Browse 373 free Neoforge mods for Minecraft Java — popular picks include Grandia Dungeons, Valentine's Girlfriends, Breeze Island.
Step by step: How to install Minecraft Java mods & modpacks
Updated daily
Grandia Dungeons
A dark fantasy roguelike dungeon adventure with classes, bosses, cursed loot, magic, traders and procedural floors.
Valentine's Girlfriends
Adds new interactive npc's and bosses!
Breeze Island
Adds a sky island with loot and a boss fight.
Summonable Steve
A summonable Steve boss with complex AI and behaviors

Techless
A Mod that adds 3 new bosses with unique phases Fight them to craft Legendary weapons in this Vanilla+ progression mod Made using Mcreator
Norious
Bored of not Having enough strong bosses to fight? Ever Wanted To become a God and fight Demons In Minecraft? This is the mod for you.
Fictitious Mobs
this mod adds a couple of mobs, and a boss
The Angry Ghast
Three new Ghast themed bosses, one for each dimension
Fronduris
New dimension full of biomes, structures, gear, and bosses!
Document 17
Document 17 is a mod that adds in; 30+ characters (armors) two double chest's worth of items, a whole assortment of bosses to fight. and new- interesting ways to play the game. along with several base superpowers for players to use. want superheros? here.
Hardcore Horizons
A all new survival experience that will add new Bosses Biomes Blocks Dimensions Updated versions of all the current dimensions Mobs Structures Tools music And Lots More
Basalt Arena
This mod adds 3 new bosses and a new structure to Minecraft.
Minecraft-The CATASTROPHE mod
Adds new bosses to the base game, and overhauls the progression
Daily Boss x Cobblemon
DBxCobblemon is a compatibility bridge provided to integrate [DailyBoss] with [Cobblemon]
the weirdest bosses ever
This an extremely weird mod which adds weird stuff and even a weird dimension you need 12 beacons to go there lol
KolegxixPL Magic RPG
dive into this mysterious world with new creatures spells bosses and quests
Bosses And Mobs
Adds More Bosses To Minecraft,More Tools And Armor To Minecraft again...
TCC - Skyzone
An expert-mode 1.21.1 NeoForge skyblock pack with tech, automation, and magic (Mekanism, Create, Oritech, Ars Nouveau), exploration dimensions, and scaled-up Apotheosis difficulty for tougher mobs and bosses.

Hyrinity (Legacy)
An overall content mod adding progression, bosses, dimensions and more!
Slime Dimensions
Explore the Slime World through custom portals, discover slime biomes, Liquid Slime oceans, new blocks, mobs, resources, bosses, and progression toward Arcane Slime Tech.
Labyrythm
Labyrythm is a Neoforge mod for Minecraft 1.21.1 that challenges players with a procedurally generated, sound-reactive maze and a unique boss encounter.
Mewo’s Mobs and Bosses
New entities are coming with this mod!
Bosses and things
In this mod I added 3 new bosses and special items with them.
Adaptive horde
Adaptive Horde adds progression-based mob waves that scale per player gear score. Configure custom waves, drops, and pacing per dimension (Overworld/Nether/End). Supports modded mobs/weapons with JSON overrides, boss bars, and live reload.
Boss Update
This mod adds three new distinct bosses with custom drops and powers. (also available in multiplayer worlds.)
More Ore -
Mod that adds more content and more ore to minecraft. New content includes bosses, dimensions, weapons.

Prototype 0.3
currently just adds some custom armor and weapons not much. later there will be bosses, extra mobs, A third set of armor, even more weapons, maybe vehicles, and a lot more.
Rocks & Monsters
A modpack which aims to weave boss fights with pokémon battles seamlessly. Features revamped nether and end progression!
Cowzilla
This mod adds in hostile cows, giant cows, and huge cow boss as well as cow based weapons.
Crowned Herobrine [LEGACY]
Adds a new boss called Crowned Herobrine that is a formidable opponent. He drops a useful crown ;)
SuperRH bosses
This mod adds some uh cool stuff like a very strong boss and a total red biome
Elysian Horizon
A beautiful modpack with a lots of custom mobs, bosses, tools and mechanicts
bear5
A joke horror mod that adds stupid monsters, and a boss.
BossesChaos
Wield legendary weapons and challenge unique, powerful bosses hidden across the world. Defeat the chaos, survive deadly mechanics, and claim epic rewards!
Dungeon Descent
Dungeon Descent adds a massive five-floor underground stronghold packed with themed rooms, deadly traps, hidden loot, safe-room checkpoints, unique enemies, and five powerful bosses. Claim boss souls, awaken artifacts, and forge mighty gear.
In the Journeys
The mods expand Minecraft further with new ores, mobs, biomes, dungeons, bosses, and magic to discover.