Mods for Minecraft Java
Browse 1,397 free mods for Minecraft Java — popular picks include Telum Solaris - At the Forest's Edge, Boss Difficulty, Attack Mastery.
Step by step: How to install Minecraft Java mods & modpacks
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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!
Boss Difficulty
This mod changes the boss system, making progression gradually more difficult and interesting.
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!
⚡EvilMobs - Create your custom bosses
Multifunctional Bosses with simple configuration
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
BossySky
Polish Author's Boss Plugin for your Minecraft server!
ThicMobKai - Dungeon, Boss and Mob RPG System
A premium dungeon, boss, and mob progression plugin with EN/VI support.
Legendary No More
A Legendary Monsters add-on that makes boss anti-cheese mechanics configurable while improving combat behavior, fairness, and player counterplay.

ArenaWaves
Simple wave arena with bossbar progress and vanilla mobs.
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).
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.
néant+
Adds a new dimension and mobs, bosses. With ores and armor to match. The mod has a dark visual theme.
Daniels Amazing Uranium Mod
This mod adds uranium, a boss named Daniel, and MUCH MUCH more! enjoy :-)
Voidshard_abyss
The Voidshard abyss mod adds the voidshard abyss dimension, bosses and arena battles.
mEvents
Reliable scheduled airdrops and contribution-based boss events for Paper, Purpur, and Folia.
Limen
The Limen mod aims to bring other creatures and powerful bosses from the Minecraft universe into vanilla survival, and expand their stories. The project includes many original textures and models, with most of the code done by codex.
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.
Kolobok: Ultimate Boss
A brutal four-stage Kolobok boss with transformations, lasers, lightning, meteors, and a devastating final explosion.
Endless Instability
This mod changes many stages of Minecraft, adding new blocks, tools, and bosses. It's not yet finished and is in early development. It's 70% translated into English and 100% into Russian.

Purple Infection Mod
Explore an infected purple biome, fight mutated mobs and a boss, and restore the power of an ancient crystal.
MashStrikeDrops
The plugin is aimed at event servers, crates-style mob encounters, grind zones, boss-lite content, and custom reward systems without needing MythicMobs or a larger RPG stack.

Skyframe
Climb into the Skyframe, a floating scaffold dimension with new mobs, tools, a boss, and a building system built entirely around scaffolding. ( i made this to practice dimensions for radish mod)
Tenebris - Advanced Dungeon System
Free advanced dungeon system with bosses, keys, rewards, stats, MythicMobs and PlaceholderAPI suppor
BloodNight
Blood Night adds a terrifying event with zombie waves, a boss, and block destruction.
Wish and Stuff
It adds a Boss called Wish and new type called Emersidian
ruh eşyalarıh-soul items
this mod add soul sword picaxe and axe armor and boss(boss unifinished) and 2 acheviments
Prolins Universe
a collection of custom mobs, armors, tools, mechanics, and a few bosses into the game, heavily inspired by the orespawn minecraft mod for 1.7.10.
AxoMobs
Plugin for creating and managing custom mobs, bosses, and spawners on Minecraft Paper servers.
Hyvora Combat Mobs
Custom Mobs • Abilities • Bosses • Rewards • RPG Combat
Odin Rubl
mod with some ores, fimal boss and a pet in the end
Exto
This mod adds a unique horror mod boss that has a rare chance of spawning in the dark forest, the badlands etc.
Hyvora Combat Mobs
Custom Mobs • Abilities • Bosses • Rewards • RPG Combat
Orbit Events
A lightweight, configurable event system for Paper servers with timed global events, bossbars, rewards, and automatic scheduling.
Global Event Bar
GlobalEventBar is a Paper 1.21 event plugin where all players contribute toward a shared server-wide goal. Run mining, mob, fishing, farming, and building events with BossBars, leaderboards, and rewards.
RitualBosses
Physical 1D/2D/3D altar summoning & multi-phase YAML boss engine with 98 effects & MythicMobs hook.
Mowzie's Mobs 9minecraft Mod (26.3, 26.2) – Hunt Animated Bosses for Unique Powers
Mowzie's Mobs 9minecraft Mod fills your world with deeply animated creatures and tough boss battles. This mod gives every new monster custom attack animations and unique AI. When you defeat these giant foes, you earn special items, abilities, and weapons. The mod turns normal exploration into a hunt for rare monsters in their natural habitats. […]