Mods for Minecraft Java
Browse 42 free mods for Minecraft Java — popular picks include Wither: Reincarnated, Pumpkillager's Quest, Tensura: Not Enough Bosses.
Updated daily
Wither: Reincarnated
Makes several improvements to the Wither boss
Pumpkillager's Quest
🎃 SpookyJam 2022: Help out the Pumpkillager! With custom encounters, rewards and a boss fight you'll get immersed in the story. Spawn him by breaking a pumpkin in this spooky scary Halloween style mod!
Tensura: Not Enough Bosses
Official Addon for Tensura: Reincarnated adding new bosses to the game for quests.
Tensura Dungeon
Tensura: Dungeon adds a 10-floor dungeon to Tensura Reincarnated with traps, bosses, shrine challenges, elite mobs, and custom gear. More content coming soon.
The Cardinal Sins
Fight bosses based off of the Seven deadly sins and many more while using unique custom weapons with abilities!
The Nexus (Deep Dark Dimension)
The scary dimension behind the portal! New final boss!
Pomkots Mechs
Adds variety of mechs such as vehicles, mobs, bosses to your world!
Austinsupercar's Dungeons and Bosses
Difficult dungeons and bosses with anti-cheat mechanics.
Moonstruck Phantasm
Adds the Moonstruck Apparition, a highly developed boss with fleshed-out attack patterns to your game.
Sirenhead: Legacy
Added siren head and cartoon cat [Bosses]
Scary Monsters and Nice Weapons
A mod that adds weapons, bosses, and a working XP Stats system
the hiker
the hiker, a scary mod that adds a new boss named the hiker, it also add a new biome, the hikers forest. and different variants of the hiker!
Spooky Scary Skeletons
A fun RPG mod with new ores, mobs, tools, armor, bosses, and more!
Lijm's Expanse
Lijm’s Expanse expands Minecraft with firearm manufacturing, vehicle assembly, magic, spell tomes, new bosses, and even cheesemaking. A vast new expanse of possibilities awaits!
Sea Core Balance & Utilities
A balance and utility addon for Mine Mine no Mi and CartAddon, focused on cleaner PvP, reworked abilities, improved fruit terrain effects, bosses, crates, and server-friendly config tools.
The Harvesters
A mod that adds three scarecrow bosses that drop scythes!
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.

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.
Poke card
This Projekt adds an poke Card with that you can capture and release Mobs anywhere. But not endbosses.

CobbleCatalyst
Adds Cobblemon trainer battle phases to Cataclysm boss fights, turning boss fights into hybrid combat and Pokemon battle challenges.
Scary Mobs And Bosses Mod (1.20.1, 1.18.2) – The Darkness More Terrifying
Scary Mobs And Bosses Mod adds small structures that contain scary bosses, which will drop weapons and tools with certain abilities. Scary entities and new bosses in your Minecraft world, with new weapons and tools. Now the bosses are summoned, for this you must get the materials and craft the summoning blocks. Each boss will […]
Iter RPG Mod (1.20.1, 1.19.2) – Sorrow Spire, Giant Spider, Carcass
Iter RPG Mod is a global RPG mod that expands the adventure part of the game by adding a variety of dungeons, mobs and bosses to encounter. Modification tries to balance itself around vanilla armor and weapons stats, so it can sometimes feel underpowered. Features: Sorrow Spire: In the Nether, a lonely grim steeple towers […]
Wither Spawn Fix Mod (1.21.1, 1.20.1) – Overcoming Spawning Obstacles
Wither Spawn Fix Mod is designed to address the common issue of small blocks like grass, snow layers, flower pots, and carpets obstructing the spawning of the Wither boss. Features: Prevents small blocks from obstructing Wither spawning, ensuring a seamless summoning process. Makes it easier for players to spawn the Wither without needing to clear […]
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 […]
Ancient Beasts Mod 1.12.2 (Boss, Entities)
Ancient Beasts Mod 1.12.2 implements into the game a plethora of new bosses and entities, which is all malevolent and will attack players on sight if they are not careful. The intend of these creatures is evil, therefore players would need to be prepared when taking them on during their journey through the overworld. Once […]
Monsters Lucky Block Mod 1.12.2 (Not Just Like Other Ones)
Monsters Lucky Block Mod 1.12.2 contains a lot of new brand and cool drops. Are you tired from old drops? Try new ones! Features: New Armours that have a lot of effects. New Bosses. New Wishing Wells. New Giant Swords. New (Un)Lucky Mobs to fight! New Titans. New Robots. New Scary Plants. Screenshots: Crafting Recipes: […]
Lucky Block Spooky Mod 1.7.10
Lucky Block Spooky Mod 1.7.10 adds in lots of drops and mobs to celebrate Halloween! You will find scary Halloween related mobs and crazy outcomes like raining lava and lucky blocks! This has over 200 Halloween drops. 5 things about this mod: The Candy Dusts can be eaten. The Arrow Wizard is a boss for […]
Tenebrous Lands [Forge]
Minecraft mod that adds new scary mobs and bosses.
Spooky Scary Halloween
This mod adds a boss called "Pumpkin Scarecrow"
TougherMobs
CUSTOM BOSS SUPPORT! Mobs become stronger and have a new variety of skills! Be careful...
Ender's Army Mod (1.19.4) – End-Themed Bosses
Ender's Army Mod adds more end-themed mobs to Minecraft, as well as mechanics centered around these new monsters. Features: Falling Ship: A structure that can sometimes be seen falling from the sky, and lands in a heap. You will find many valuable resources, but be careful, as a shadow monster lurks nearby. Shadow Monsters: These […]
Mother Silverfish Mod (1.18.2) – Be Careful Underground
Mother Silverfish Mod introduces a new boss into the world. Silverfish are known as stronghold guardians because they often appear nearby, a creature that, despite its small appearance, brings discomfort to the players. But what if a boss appeared in the form of Silverfish? Yes, there will be. Mother Silverfish will be a new boss […]
Scary Mobs And Bosses
Scary entities and new bosses in your Minecraft world, with new weapons and tools.
ConRad's Scary Spiders
Scarier Spiders perfect for horror, hardcore and vanilla+ modpacks! New boss, dungeons and weapons (and obviously spiders)
Zombie Stalker
A horror mod about a stalker, and its just not a dweller... it has lore, different jumpscares and a boss fight.
Mana Metal Mod (1.7.10) – Level Up Custom RPG Classes and Conquer Giant Bosses
Mana Metal Mod turns your game into a massive role-playing adventure full of jobs, magic, and dangerous monsters. It adds brand new dimensions to explore, deep crafting trees to master, and hundreds of unique mobs to fight. You can choose different career paths, level up your farming, challenge giant bosses in custom dungeons, and collect […]