Mobs Mods for Minecraft Java
Browse 217 free Mobs mods for Minecraft Java — popular picks include Summoners, In the Journeys, UHC+.
Updated daily
Summoners
Turns ordinary mobs into mini-bosses that summon reinforcements.
In the Journeys
The mods expand Minecraft further with new ores, mobs, biomes, dungeons, bosses, and magic to discover.
UHC+
A data pack that adds in UHC, but with additional features like augments, special items/equipment, and bosses that spawn in during the game.
Cognitio
A chaotic world with strong monsters and bosses and cool artifacts with powerful abilities.

LootShare
Tired of divvying up loot after bossfights?
Corrupted Horizons
Add Mini-Bosses! Increase Difficulty, Earn Rewards And Begin Your Adventure! 🧭⚔️
iMode
iMode adds witchery, custom spells, new mobs, 4 new bosses, an infinite dungeon dimension and makes game progressively harder. Also adds a level system. Everythig is toggleable in configurations.
The Umbral Eye / 虚空の蝕王オクルス
A floating, void-themed endgame boss summoned by ritual. The Umbral Eye fights across three telegraphed phases — tuned so that even full netherite, a beacon, and golden apples make for only a knife's-edge win. 祭壇の儀式で召喚する浮遊ボス「虚空の蝕王オクルス」を追加。予兆付きの3段階で戦う
Trails of Forsaken Lands
Adventures, a lot of bosses, and crystals!
BossesChaos
Wield legendary weapons and challenge unique, powerful bosses hidden across the world. Defeat the chaos, survive deadly mechanics, and claim epic rewards!
TS Better Boss Fighting
TSmod is a GPL v3 licensed balance mod that ensures pure and fair Minecraft Boss fights by implementing participant-death healing and suppressing surrounding mob spawns.
MagicAirdrops
Replace boring airdrops with new events with various rewards and bosses.
7 Deadly Sins : Reworked
A feature-rich Paper 1.21.1 plugin introducing 70 custom enchantments, raid bosses, progression systems, and party-based gameplay inspired by the Seven Deadly Sins.
GeckoCraft II
This modpack upgrades Minecraft with new biomes, dimensions, creatures, bosses, mechanics, and decorations. Whether you love exploring, building, fighting, or creating, there’s something for everyone
UltraRituals-Free
Offering altar system to summon bosses, free version
Warden Fight: Reimagined
A vanilla-like overhaul of the warden boss fight
blazeQOL
Minecraft mod for Hypixel Skyblock which features QOL for Blaze Slayer giving you a HUD with general information about the current boss.

Skillbound-RPG
Skillbound transforms Minecraft into a classic RPG with level-based skills, improved combat progression, magic, prayers, Slayer tasks, bosses, new equipment, and rewarding unlocks as you advance from levels 1–99.
MythicKorra - Advanced ProjectKorra & MythicMobs Integration Addon
Expand your MythicMobs bosses with element-based mechanics, statuses, conditions and more!
Growth Mobs
Growth Mobs adds powerful growth stages to Minecraft mobs, transforming ordinary enemies into massive bosses with unique abilities, custom boss bars, devastating attacks, and enormous health pools. Progress through new gear tiers.
Benate
This is a mod that surrounds a new demigod/boss named Benate. This mod adds a desert dimension and a Forest dimension that have existed for many many years but not thoroughly explored.

CobbleCatalyst
Adds Cobblemon trainer battle phases to Cataclysm boss fights, turning boss fights into hybrid combat and Pokemon battle challenges.
Godmode- wither rework
This mod entirely reworks the wither boss in minecraft, with custom loot, moveset, etc
Sapphire Tools and Armor Mod
This mod adds Sapphire Tools, Armor, and a cool new boss.
Passive Boss Bars
This is a lightweight, server-side mod for modpack creators that allows you to make boss bars only appear when a boss is aggro. The mod "Mob Boss Bars" is required for this to work.
Project: TitanSlayer
Slaughter Mobs and Bosses in a Doom Style
Yori3o's Trash 'n Brainrot
Stinking trash cans, 5G towers, a new boss - everything you needed
Ala Loot
Random loot from the entire item registry - drop chance equals your XP level. Boss kills give legendary stacks. Multi-language, fully configurable, server-side only.
Inferno World
Dimension, epic boss battle, and tools inspired by a magical hell
No Boss Health Bar
No more big health bars appearing in your screen. Small mod that does exactly like the name says.
Artifacts and Bosses
This mod adds new gems that can be collected from 4 new bosses
Ragnar Mob Stats
Configurable system that assigns dynamic levels and stats to neutral and hostile mobs, with exclusions and rules by dimension, structure, and boss.
Custom Boss Zoryth AI
Zoryth AI Boss is a premium, high-performance custom boss framework for Paper (1.21.x).
WarFmod
A mod that adds new mobs and bosses to your world, as well as new features and items.
Randomizer Egg
Adds randomizer egg that spawns a random mob or boss when used.
Boivindo
A gaunt bovine humanoid that doesn't hunt you, it grades you. It picks the best-fed player, always knows where you are, never runs, and cannot be killed. No boss bar, no chase music.