Mods for Minecraft Java
Browse 46 free mods for Minecraft Java — popular picks include Wither: Reincarnated, Pumpkillager's Quest, Tensura: Not Enough Bosses.
Step by step: How to install Minecraft Java mods & modpacks
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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.
Dragon Block Noea
Launch a space pod, touch down on an unfamiliar world and find your next challenge. Build a fighter with the new races, combine powers through fusion and take that training into tournaments and raid bosses.
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.
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.
The Harvesters
A mod that adds three scarecrow bosses that drop scythes!

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.

CobbleCatalyst
Adds Cobblemon trainer battle phases to Cataclysm boss fights, turning boss fights into hybrid combat and Pokemon battle challenges.
Poke card
This Projekt adds an poke Card with that you can capture and release Mobs anywhere. But not endbosses.
Forgotten Titan Mobsunder Mod (1.21.11, 1.20.1) – Fight Colossal Extinct Titans
Forgotten Titan Mobsunder Mod populates the world with ancient extinct creatures and massive titans from a lost era. It introduces a spooky black-and-white biome where strange monsters carry glowing lanterns. You can track giant sea whales in deep oceans, fight colossal bosses like the Guardian Titan, and craft new prismarine tools to defend yourself. Features: […]
Grim Corridor Adventures Mod (1.20.1) – Recruit Leveling Allies to Slay Boss
Grim Corridor Adventures Mod adds allies, enemies, and bosses inspired by Limbus Company into Minecraft. You can meet twelve friendly Sinner mobs that fight alongside you on your journey. These allies level up and unlock powerful skills as they defeat dangerous monsters during nighttime encounters. Features: Adds twelve friendly Sinner mobs that travel with you […]
Pocket Beastmaster Mod (26.2, 1.20.1) – Turn Every Monster Into a Loyal
Pocket Beastmaster Mod turns almost every creature in Minecraft into a loyal pet that you can train, equip, and ride into battle. You can recruit passive animals, dangerous monsters, and bosses using special taming foods. The mod introduces gear slots, upgrade paths, and pocket items to carry your companions anywhere you travel. Features: Lets you […]
Tame Every Mob Mod (1.21.8, 1.20.1) – Turn Any Creature Into a Loyal Fighting
Tame Every Mob Mod transforms the normal pet system by letting you adopt almost any creature in the game. It allows you to build a unique team made of peaceful animals, hostile monsters, or even powerful bosses like the Ender Dragon. You can train your new companions to fight for you and give them special […]
Bloody Hell Mod (1.20.1) – Harvest Souls to Master Dark Magic in a New Dimension
Bloody Hell Mod adds a scary new dimension filled with dark magic and tough bosses. It gives you special tools to collect souls, craft powerful spells, and explore dangerous dungeons. You can fight giant monsters, gather strange materials, and use dark energy to cast magic attacks against your enemies. Features: Scary Dimension: Adds a dark […]
Mine Examination Mod (1.20.1) – Battle Armed Soldiers and Terrifying New Bosses
Mine Examination Mod brings monsters and items from the game Examination straight into your Minecraft world. It adds a huge variety of new enemies to fight, ranging from armed soldiers to scary creatures. The monsters have special kill animations that trigger when you lose a fight. You get to collect cool plushies and weapons while […]
Fishing Expansion Mod (26.2, 1.21.1) – Catches Special Fish And Loot
Fishing Expansion Mod completely changes how you catch things in the water. It lets you find special items, maps, and strong armor just by using your rod. You can even pull real monsters out of the sea and fight a scary new boss. Features: Water Trail: Arrows leave a path of water behind them. Ender […]
Mutant Monsters Mod (26.2, 1.20.1) – Powerful Beasts
The mutant creatures mod is back. Face scary creatures and powerful beasts like never before. No longer will battles be quick and easy, now you'll be seriously challenged by those new foes. Mutant Monsters Mod adds many different creatures that are buffed up versions of Minecraft's original mobs! These mini-bosses bring greater challenges for the […]
Tensura Dungeon Mod (1.19.4, 1.19.2) – Rimurus Labyrinth Expansion
Tensura Dungeon Mod expands Tensura Reincarnated with a full dungeon system inspired by Rimuru’s Labyrinth, featuring 10 procedurally generated floors filled with traps, shrine trials, rare mobs, and boss fights, all tied to a progression‑based loot system. Features: Procedurally generated dungeon floors. Encounter shrine trials, elites, and unique monsters. Boss fights with scaling difficulty. Dungeon […]
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: […]