Minecraft Java 1.21 Mods
Browse 513 free mods for Minecraft Java 1.21 — popular picks include ⚔ MythicMobs [Free Version] ►The #1 Custom Mob Creator◄, Fishing Expansion (Fabric/Forge/NeoForge/Quilt), TFM's Best of All Worlds (Lightsabers, Wands, Terraria, Bosses, etc.).
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⚔ MythicMobs [Free Version] ►The #1 Custom Mob Creator◄
Create custom mobs and bosses with advanced skills, attributes, equipment, and more!
Fishing Expansion (Fabric/Forge/NeoForge/Quilt)
Enhance the fishing experience with more loot, new enchantments, new boss, real mob fishing, special fishes, turtle armor and more!
TFM's Best of All Worlds (Lightsabers, Wands, Terraria, Bosses, etc.)
Merging a plethora of franchises into one Minecraft mod.
RPG Style More Bosses : Exoframe
Adds a new boss and new weapons to the game. Add-on for RPG Style More Weapons
Pale Monarch --- Boss Mod
Mod that contains 1 boss and 2 new items
World Bosses
Summon, fight, and loot epic world bosses across every dimension, with custom shrines, ritual items, raid rewards, trophies, and a final primordial boss.
KingCraft [FORGE]
Travel to a different planet? Fight new bosses? Discover new game mechanics? Welcome here.
Sea Myths: Legendary Ocean Monsters & Bosses Creatures
Face the Leviathan, Kraken, Bloop, Protector, and Sea Eater! Adds 7 massive ocean bosses and sea monsters with powerful scale armor. Includes rideable Bloops!
TFM's Mining Expansion (Drills, Ores, Bosses, etc.)
A mod that expands mining and exploration in the caves by adding drills, new ores, armor, weapons, and etc.
Soap's Weapons 'n Bosses
Mod filled with weapons and bosses from anime and games
Mo'Bosses
Face the Divine Dragon in an epic aerial battle!
The Fallen World
This mod adds things like dimensions, blocks, items, mechanics, bosses, mobs, structures and much more!
Epic Bosses (Bosses)
A mod for epic bosses in minecraft that adds a lot of unique content.
Sabers And Bosses
Forge Six Legendary Krystal Saber Swords, each infused with unique Elemental Abilities. This mod introduces 4 NEW Bosses along with special drops for the Elder Guardian and Ender Dragon
Tensura: L2Hostility
Adds L2Hostility scaling and traits to Tensura: Reincarnated and Tensura: Not Enough Bosses mobs.
Frozen Spider Mini Dungeon
A mini Dungeon with a Ice-Spider-Miniboss and 2 single chests as a reward for defeating the Boss. Only spawns in snow regions! Feel free to try out and include inside your Modpack.
Lava's banks dimensions and lucky blocks
a mod about exploration and fighting op bosses, best used in a modpack
Dire Mobs
Dire Mobs adds tiered hostile mobs with champions, mini-bosses, auras, and scalable difficulty.
nuhayuponosik's bosses
mod that will add a few bosses
Stronger Fire Boss
Enhance or customize the Fire Boss in Iron's Spells 'n Spellbooks.
Dread's RPG
Welcome to Dread's RPG, Fight New Bosses, Complete Dungeons, New Items and More on this RPG Mod
The Morbid Reborn Reborn Reborn
Port of the 1.7.10 Morbid Harvester boss from the mod Mob Fusion
KyuremBoss
Replaces the Ender Dragon with a colossal Gigamax Kyurem boss — 16,000 HP, two phases, ice AoE attacks, a spectacular aura, and direct attacks on your Cobblemon Pokémons!
Boss Plus (Discontinued)
Adds new bosses to fight!
Army of Shadows
Master the Art of Necromancy! Capture the souls of any mob or boss—including those from other mods—and command an undead army or harness their dark power for yourself.
Twilight Tavern
Magical, cozy cottage? Or a dark wizard dungeon? Your choice! No futuristic automation mods. The modpack is a curated mix of magical, fantasy and farm related mods with challenging, dark outside world full of monsters and bosses.
Create - The World(Arcane)
A High-Fantasy inspired Create centered RPG modpack, delve into the secrets of the arcane, develop engineering marvels, and face horrible monsters and bosses as you survive in a world at war.
Base Invasion - Siege Core
Defend your base with the Siege Core against waves of monsters, boss battles, and air strikes. Collect rewards, repair the Core, play as a team, and customize wave difficulty, loot, threat, and overall difficulty in the settings.
Evergrow
A brutal high-end adventure modpack packed with tons of new mobs, bosses, weapons and dimensions – heavily optimized and balanced for powerful PCs.
Blood Toll Pistol
The Blood Toll Pistol is a cursed weapon that deals 1000 damage to mobs, less to bosses. Right-click to fire a magical bullet with effects. Each shot costs 5 hearts, 3s cooldown, 100-use durability.
Royal bosses
Adds royal bosses and other things.
Endgame Bosses
Adds new bosses to the game after the Ender Dragon is defeated.
Just All Mods - JAM
Jams is a modpack built for everybody you want bosses, cozy cooking and farming mods, new pets or tech mods? Well JAM has all of that plus more we have 1000+ quest in case you're new to mods come on and give it a try.
Paladin's Journey
A mod that adds new: bosses, ores, armor sets, weapon types, and even special legendary weapons. Made for the Paladin's SMP.
Imbossible
Minecraft bosses with the Giant Slime and Frost Titan. Featuring custom attacks, summons, and unique weapon drops.
Solsun
Add mob, boss, weapon, item and more