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Mods for Minecraft Java

Browse 43 free mods for Minecraft Java — popular picks include ApocalypseX, Brutal Nightmare : Insane Difficult, Undead Overlord.

Step by step: How to install Minecraft Java mods & modpacks

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ApocalypseX
1.20.1forge

ApocalypseX

This mod adds a lot of new things! New gears. Dimensions. Bosses

185kdownloads
Brutal Nightmare : Insane Difficult
1.16fabric

Brutal Nightmare : Insane Difficult

Minecraft too easy? Try this mods with nearly 40 modifiers - settings new mini bosses, which made minecraft become hard & insane. Enhanced hostile mobs' AI & Angry passive mob. Zombie place/break blocks. Skeleton,Spider,Creeper,Enderman.

93kdownloads
Undead Overlord
1.20.1forge

Undead Overlord

This mod is based around a difficult boss fight. Adds New items, weapons, mobs, structures, and baubles.

3.9kdownloads
Zombie Survival Mod (ZSM)
1.21.4fabric

Zombie Survival Mod (ZSM)

Survive for 10 days fighting zombies with unique abilities. As the days progress, stronger zombies spawn, culminating in a final boss. Players can craft items, build defenses, and face various challenges to stay alive.

2.9kdownloads
ZKQ – Zombie King Quest (Boss Fight + Structures + Progression)
1.20.1forge

ZKQ – Zombie King Quest (Boss Fight + Structures + Progression)

Adds a powerful Zombie King boss, custom structures, Frux ore progression, and epic weapons for adventure-focused survival gameplay.

1.4kdownloads
ZApocalypse
1.21.1fabric

ZApocalypse

ZApocalypse is a Fabric mod for 1.21.1 that turns every night into a zombie wave, with elite variants, blood nights, and a Zombie Lord boss. As the apocalypse escalates, zombies evolve unique abilities while other hostile mobs retreat deep below Y=25.

983downloads
CraneMod-ZombieZ
26.1fabric

CraneMod-ZombieZ

Minimap, interactive map with all skull zones, bosses, and real-time player positions — for the ZombieZ server on Rinaorc.

864downloads
Electric Boogaloo
1.21.1neoforge

Electric Boogaloo

Adds a new zombie dancing boss, Electric Boogaloo with his iconic Backup Dancers from the Plants Versus Zombies Games

828downloads
Plants Vs Zombies: Endless War
1.20.1forge

Plants Vs Zombies: Endless War

Deploy Garden Warfare PvZ potted plants that defend you against zombies, raids, bosses, and modded threats.

673downloads
creeper-apocalypse
1.21.11fabric

creeper-apocalypse

Mob Replacement System ALL mobs spawn as Creepers! with exceptions Exceptions that remain normal Blazes you still need blaze rods! Villagers or trading Ender Dragon final boss remains Iron Golem

597downloads
GiantZombie
1.17

GiantZombie

summon and battle a colossal zombie boss with customizable stats and drops!

185downloads
Apocalypse TNT
1.20.1forge

Apocalypse TNT

Explore countless new explosives, items, and bosses! Prepare for apocalyptic destruction.

175downloads
The Legend Returns
1.21.1fabric

The Legend Returns

Herobrine has returned. Cursed structures, shadow clones, epic boss fight, and dark portals await. Survive the apocalypse.

170downloads
Zombieium
1.21.11fabric

Zombieium

Zombieium adds configurable night-time zombie waves and an optional boss encounter with a red warning beam, fiery arrival effects, and unique drops.

143downloads
The Scorching Mod
1.20.1forge

The Scorching Mod

This project adds a new dimension, damage type, and new mobs (including one undead boss) and 3 new structures! This mod is something I made for fun some years ago, and I'm deciding to upload it to modrinth now but I might be missing some features.

121downloads
KVRLootChest
1.21

KVRLootChest

This plugin adds a custom chest event. There are three tiers of loot in the chests. The chest spawns within a 2000 block radius of the spawn point. To open it, you need to kill the boss (a zombie in diamond armor with a sword and 100 HP).

67downloads
☣ THE PLAGUE CARRIER ☣ - Epic Mutating Zombie Boss
1.21spigot

☣ THE PLAGUE CARRIER ☣ - Epic Mutating Zombie Boss

A twisted titan of decay that spreads plague and devastation across the land

43downloads
BloodNight
1.17

BloodNight

Blood Night adds a terrifying event with zombie waves, a boss, and block destruction.

15downloads
Trial Catacombs Mod (1.21.1) – Battle Deadly Undead Armies in Underground Tombs
1.21.1neoforge

Trial Catacombs Mod (1.21.1) – Battle Deadly Undead Armies in Underground Tombs

Trial Catacombs Mod introduces dangerous underground trial tombs filled with organized undead armies into your world. This mod tests your combat skills against coordinated skeleton squads and a mighty boss in the deep underground. Every run features randomized rooms, trap chambers, and special trial arenas where you can earn unique combat gear. Features: Generates ancient […]

Corrupted Vile Expansion Mod (1.20.1) – Summon and Battle the Undead Skeleton
1.20.1forge

Corrupted Vile Expansion Mod (1.20.1) – Summon and Battle the Undead Skeleton

Corrupted Vile Expansion Mod extends Defiled Lands with a new undead boss and its skeleton army. This mod brings a two-phase boss battle alongside three minion types that spawn in dangerous biomes. Players can craft summoning items to challenge the king at an altar and earn rare crafting materials alongside a heavy blade. Features: Adds […]

Uncanny Horror Manifest Mod (1.20.1) – Tame Undead Spirits and Battle Horror
1.20.1forge

Uncanny Horror Manifest Mod (1.20.1) – Tame Undead Spirits and Battle Horror

Uncanny Horror Manifest Mod adds eerie entities, bizarre spirits, and challenging boss fights to your Minecraft world. It brings horror figures with unique combat mechanics and taming options. You can travel to a dedicated boss dimension, collect strange artifacts, and tame undead companions to fight by your side. Features: Dimensional Boss Battles: Right-click the center […]

Dragon Priest Mod (1.21.1, 1.20.1) – Raid Nordic Crypts and Claim Legendary
1.21.1neoforge

Dragon Priest Mod (1.21.1, 1.20.1) – Raid Nordic Crypts and Claim Legendary

Dragon Priest Mod brings the iconic dragon priest masks, weapons, and dungeons from The Elder Scrolls into Minecraft. You can explore ancient Nordic ruins, fight undead Draugr lurking in cold biomes, and face powerful boss monsters. The mod adds a unique time-travel dimension called the Past, where you find the Dragon Forge to craft custom […]

Scorched Guns SCG EXTRA Mod (1.20.1) – Fight Steampunk Armies and Huge Bosses
1.20.1forge

Scorched Guns SCG EXTRA Mod (1.20.1) – Fight Steampunk Armies and Huge Bosses

Scorched Guns SCG EXTRA Mod expands the Scorched Guns 2 mod with brand new enemy factions. It brings the lore of the base mod to life by adding different groups of armed enemies across your world. You get to fight against steampunk apocalypse survivors, mutant fish soldiers, and trench warfare armies. The mod also introduces […]

Fights&Frights Mod (1.21.1, 1.20.1) – Battle Creepy New Monsters
1.21.1neoforge

Fights&Frights Mod (1.21.1, 1.20.1) – Battle Creepy New Monsters

Fights&Frights Mod fills your world with new monsters and hidden bosses. It adds creepy creatures to different biomes while keeping the classic game feel. Features: Boss Fights: Lets you summon powerful bosses using a special item called the Ominous Hex. Undead Infection: Includes a pathogen effect that starts a zombie-like pandemic if you turn it […]

Remnant Bosses Mod (1.21.8, 1.20.1) – Fight a Brutal Skeletal Ninja
1.21.8

Remnant Bosses Mod (1.21.8, 1.20.1) – Fight a Brutal Skeletal Ninja

Remnant Bosses Mod adds a tough new fight to your game. It brings a powerful undead master called the Ossukage to test your combat skills. This mod gives you a hard challenge with custom animations, special attacks, and intense music. You will also find dangerous mutant rats hiding in dark caves and ruins before you […]

Zombie Improvements Mod (26.2, 1.21.1) – Upgrades Zombie Leader Mechanics
1.21.1fabric

Zombie Improvements Mod (26.2, 1.21.1) – Upgrades Zombie Leader Mechanics

Zombie Improvements Mod changes how zombie leaders and their helpers work in the game. It adds new visual clues and sounds so you can easily spot the boss zombie in a group. It also fixes a few bugs with how zombies call for backup during a fight. Features: Clear Leader Zombies: The mod adds a […]

Mebahels Creatures Draugr Invasion Mod (1.21.11, 1.20.1) – Adds Nordic Undead Enemy Raids
1.21.11fabric

Mebahels Creatures Draugr Invasion Mod (1.21.11, 1.20.1) – Adds Nordic Undead Enemy Raids

Mebahels Creatures Draugr Invasion Mod adds a new group of undead enemies based on Nordic stories to your game. It brings different types of ancient warriors, a big boss, magic items, and new buildings to fight through. You can even start your own enemy raids to get special rewards. Features: Draugr Raid System: Kill enemies […]

Midnight Madness Mod (1.20.1, 1.19.4) – Demons, Souls and Rituals
1.20.1forge

Midnight Madness Mod (1.20.1, 1.19.4) – Demons, Souls and Rituals

Prepare for a week of horror – while days stay the same and let you prepare, the nights present a new level of struggles. Midnight Madness Mod adds zombie masters, werewolves, giant skeletons spawning wave after wave of well-equipped skeletons and more. This mod also has lore books and challenging boss arenas, so there's a […]

More Loot Tables Mod (1.12.2) – Adding Loot Tables to Some Entities
forge

More Loot Tables Mod (1.12.2) – Adding Loot Tables to Some Entities

More Loot Tables Mod is a Minecraft mod that adds Loot Tables to some entities that in vanilla don't have them. It adds loot tables for the Wither and Ender Dragon and the Husk variant of zombie. In minecraft 1.10.2, neither of those bosses used loot tables. In Minecraft 1.11.2, loot tables were added for […]

World of Mobs Mod (1.20.1) – New Mob Variants & Spider Nest Structure
1.20.1forge

World of Mobs Mod (1.20.1) – New Mob Variants & Spider Nest Structure

World of Mobs Mod adds new variations to the vanilla mobs in the game. This includes mob variations like two zombies carrying a log, creeper lobbers that pick up and throw zombies at you, short/tall zombie variants, and more. The mod also introduces a new structure called the Spider Nest that inhabits a new boss […]

Hypnosis Lucky Block Mod (1.8.9) – Angel Wings, Hot Tub

Hypnosis Lucky Block Mod (1.8.9) – Angel Wings, Hot Tub

Hypnosis Lucky Block Mod adds in lots of unique items. If you are lucky you could get angel wings. With bad lucky overpowered zombies will attack you or you'll be blown up. Random drop resources, buildings and several types of bosses that can knock out a good armor. Screenshots: Hypnosis Lucky Block Mod Download Links […]

Delta Lucky Block Mod (1.12.2, 1.8.9) – Omega Tools Not Flashy Enough?

Delta Lucky Block Mod (1.12.2, 1.8.9) – Omega Tools Not Flashy Enough?

Delta Lucky Block Mod adds in lots of overpowered weapons and bosses. You will need to have luck on your side to be able to take out some of the foes that come out of this block. It contains new emerald tools, awesome weapons and armor, Ninja Zombies, Regenerative Zombies, Stormtrooper Skeletons, Sith Lords… Engaging […]

Giant Player Boss Mod 1.12.2 (Adds A Single Giant Boss)
forge

Giant Player Boss Mod 1.12.2 (Adds A Single Giant Boss)

Giant Player Boss Mod 1.12.2 adds a single giant boss with better AI and a players skin. Size of a Giant Zombie but will attack players. Default equipment in the config file. Skin can be changed with a resource pack. Screenshots: Giant Player Boss Mod 1.12.2 Download Links For Minecraft 1.12.2 Download from Server 1

Fimbulwinter Mod 1.14.4 (Dimension, Boss, and Mobs in Winter Themed)
forge

Fimbulwinter Mod 1.14.4 (Dimension, Boss, and Mobs in Winter Themed)

Fimbulwinter Mod 1.14.4 is a Winterjam entry that ambitiously adds a new Winter themed dimension, complete boss, and mobs and a new weapon. This mod is in early alpha. Expect bugs. Features: Mobs: Frozen Zombie – a Cold variant of the existing Zombie. Applies Slowness II on hitting a mob. Additionally, freezes water around it. […]

Mutant Creatures Mod (1.7.10) – Fight Giant Mini-Bosses Everywhere

Mutant Creatures Mod (1.7.10) – Fight Giant Mini-Bosses Everywhere

Mutant Creatures Mod unleashes powerful, mutated versions of normal Minecraft mobs into your world. These giant creatures act as mini-bosses, offering a tougher challenge for players. Defeating these mutants rewards you with special items that provide unique advantages. Features: Turns regular mobs like Creepers, Zombies, and Skeletons into large, powerful mutants. Mutants have more health […]

Hostile Worlds Mod 1.7.10

Hostile Worlds Mod 1.7.10

Hostile Worlds Mod 1.7.10 adds in a new and very dangerous Dimension. Meteors can randomly strike down from the sky opening a portal that will spawn zombie invaders. You must travel into the dimension and kill the boss to grab his EPIC weapon which can close the portal! Features: Overworld Invasions Portal Invasions: Meteorites crash […]