Neoforge Mods for Minecraft Java
Browse 448 free Neoforge mods for Minecraft Java — popular picks include stupid horror mod, Summonable Steve, Norious.
Step by step: How to install Minecraft Java mods & modpacks
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stupid horror mod
this is a joke horror mod that adds a scary biome, where you have to kill scary creatures to collect scary souls to later craft into a boss altar and fight the boss. there is an ingot with good weapons that can take down most of the scary creatures.
Summonable Steve
A summonable Steve boss with complex AI and behaviors
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.
Cobblemon Boss Bars
Pokémon inspired boss bars!
The Angry Ghast
Three new Ghast themed bosses, one for each dimension
Beautiful Day Counter
Never lose track of time again! A vanilla-friendly HUD with a clock, day counter, and a beautiful dynamic 24h bossbar.
Lokotess´s Adventure
The mod adds bosses, items and new mechanics.
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.
Unknown Echoes
adventure Mod centered around exploration, puzzle-solving, boss battles, and progressive ability growth.
MBE - Absolumentium [RENEWED]
This mod adds Absolumentium, a powerful endgame ore made to beat the Warden or even stronger modded bosses. It’s balanced and requires Netherite gear first before you can upgrade to Absolumentium equipment!
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.
Daily Boss x Cobblemon
DBxCobblemon is a compatibility bridge provided to integrate [DailyBoss] with [Cobblemon]
Fantastic Dungoneer
Explore a big randomly generated dungeon crawl filled with traps and bosses. :)
Fictitious Mobs
this mod adds a couple of mobs, and a boss

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
Ultimate DayCounter
A fully customizable day-counter datapack with an interactive dialog GUI, animated bossbar/actionbar, live progress, and new-day celebrations.
Minecraft-The CATASTROPHE mod
Adds new bosses to the base game, and overhauls the progression
Bosses And Mobs
Adds More Bosses To Minecraft,More Tools And Armor To Minecraft again...
Alternative Twilight (Remastered version)
Added more mechanisms to the bosses of Twilight Forest, making it more time to prepare for them
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.
Grandia Dungeons
A dark fantasy roguelike dungeon adventure with classes, bosses, cursed loot, magic, traders and procedural floors.
Mewo’s Mobs and Bosses
New entities are coming with this mod!
Velorise EMC
A progression-focused EMC mod with transmutation, world tiers, alchemical machines, custom equipment, boss arenas, and endgame challenges.
Bosses and things
In this mod I added 3 new bosses and special items with them.

Hyrinity (Legacy)
An overall content mod adding progression, bosses, dimensions and more!
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.
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.
Damage Indicator YS
Adds a clean red bossbar health display for the entity you’re looking at, with readable damage, healing, and health feedback.
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
Breeze Island
Adds a sky island with loot and a boss fight.
Boss Update
This mod adds three new distinct bosses with custom drops and powers. (also available in multiplayer worlds.)

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.
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 ;)
CustomHitboxLib
A powerful Forge 1.20.1, NeoForge 1.21.1 library that adds true multipart hitboxes to any entity! Override vanilla's single-square limitation and create complex bosses with precise collision using simple JSON Datapacks or the developer API.