Mods for Minecraft Java
Browse 1,330 free mods for Minecraft Java — popular picks include Frogite Ore Expansion, EpicMobs, Jo L´s Boss Mod.
Updated daily
Frogite Ore Expansion
An expansion containing new ore, a new dimension (including a boss) and an assortment of gear
EpicMobs
mobs, boss, dungeon, skills
Jo L´s Boss Mod
An insane 5-phase custom boss fight for 1.20.1 Forge featuring bullet-hell, hotbar confusion, and server command abuse!
Homckach's Random Stuff
Adds bosses, weapons and mechanisms with nice progression, advancements will help you figure it ou

The Electric Skeleton
a new skeleton boss that is very HARD.
Lalka Mod
Adds Lalka King boss to the End Highlands and a legendary troll sword.
Life-Incinerator
A cinematic Fabric boss mod featuring a powerful custom boss, underground arena, energy pylons, crystals, and a multi-stage combat encounter.
The Protector
Add a BOSS, named The Protector and stuff bout him
SerendiClear
SerendiClear is a server-side [Fabric] mod for Minecraft 26.2+ that keeps your world clean — automatically removing dropped items and limiting mob stacking — all with a BossBar countdown and a convenient trash-bin GUI where items
Trick Quiver
An archery combat mod: switch between 12 magic arrows, craft bow attachments, battle clockwork archers, and raid a Japanese-style boss shrine. One arrow solves everything.
Osimu Boss Fights
This mod adds very unforgiving bosses and cool rewards. Most of them will be glass cannons, strength alone won't be enough.
Boss Difficulty
This mod changes the boss system, making progression gradually more difficult and interesting.
Empowered Armory
This mods adds addition weapons, items, weapons, tools, blocks, bosses and armor
BossySky
Polish Author's Boss Plugin for your Minecraft server!
Hell Guardian
This mod for Fabric 1.20.4 adds a custom new end-game bossfight: The Hell Guardian🔥
Monsterwalll's Bosses And Stuff
A mod I made that adds Bosses, Structures and more! Note that this is my first mod so please comment what you think should be fixed in future mods.
Endorium Mod
Endorium is an end-game expansion mod for Minecraft that introduces a new mini boss, new wood type and new tier of equipment beyond Netherite.
Telum Solaris - At the Forest's Edge
Telum Solaris aims to add new weapons, armor and boss to minecraft for every stage of minecraft's progression. It is currently my first and only project!
MrChipdip's Super Mod
Adds a lot of new items many new bosses and weapons, currently some stuff is unfinished but is still playable.
Attack Mastery
Grindy attack skill progression! Kill levelled mobs to level up your Attack Mastery (max 200), gaining up to +1000% damage. Bossbar tracks XP — perfect for RPG servers with Levelled Mobs!
chicken boss
Adds a powerful God Chicken boss that attacks players by spawning creepers and iron golems.
⚡EvilMobs - Create your custom bosses
Multifunctional Bosses with simple configuration

randomitems-mod
Adds /randomitems, /randommobs, /randomweapon, /randomarmor, /randomtool and /randomquest commands that periodically give random items, spawn random mobs, swap your gear, or assign 5-minute random quests with a boss bar and personal sidebar.
ThicMobKai - Dungeon, Boss and Mob RPG System
A premium dungeon, boss, and mob progression plugin with EN/VI support.
Spell books
More than 20 magic books, bosses and mobs, as well as a mana system
Floreláis
Created in 1 week for my high school art class. It is a very basic mod adding 6 flowers and a boss. Similar feel as old 1.7.10 mods.
néant+
Adds a new dimension and mobs, bosses. With ores and armor to match. The mod has a dark visual theme.
Boss Checklist - Lycanites Mobs Compatibility
Integrates all rare mob variants and dungeon mini-boss categories as well as Rahovart, Asmodeus and Amalgalich from Lycanites Mobs as entries in the Boss Checklist mod.
Boss Radar
Craft a special compass that senses powerful mobs lurking nearby. Hold it to see a color-coded ring around your crosshair with the boss's name and distance, turning red as danger closes in — perfect for staying alert to the Ender Dragon, Wither, Warden
NxControl
NxControl is an advanced staff plugin that lets OP players control players or mobs using simple keybinds, with GUI, bossbars, and freeze system built-in. It’s lightweight, powerful, and perfect for moderation, trolling, or cinematic gameplay.
Chariz's Mayhem
A Minecraft Mod That Aims To Add Fun Things Into Minecraft, Such As New Mobs, Bosses, Weapons, Tools, Armor etc. Created By The Maniac Himself, DarkChariz

ArenaWaves
Simple wave arena with bossbar progress and vanilla mobs.
Voidshard_abyss
The Voidshard abyss mod adds the voidshard abyss dimension, bosses and arena battles.
Boss Weapons Mod
This is my first mod, so it's probably not very good. It adds some weapons for each mob that is generally considered a boss (Wither, Ender Dragon, Warden, and Elder Guardian).
Daniels Amazing Uranium Mod
This mod adds uranium, a boss named Daniel, and MUCH MUCH more! enjoy :-)
Tenebris - Advanced Dungeon System
Free advanced dungeon system with bosses, keys, rewards, stats, MythicMobs and PlaceholderAPI suppor