Minecraft Java 1.21 Mods
Browse 1,177 free mods for Minecraft Java 1.21 — popular picks include Ash Of Sin Mod (1.21.1, 1.20.1) – Soul Like Boss Battle, Mowzie's Cataclysm Mod (1.21.1, 1.20.1) – New Mobs, Enhanced Difficulty, Cobblemon Battle Tower (1.21.11, 1.21.1) – Legendary Boss Tower.
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Ash Of Sin Mod (1.21.1, 1.20.1) – Soul Like Boss Battle
Ash Of Sin Mod introduces challenging, soul-like boss fights by adding unique mechanics to enhance the difficulty and intensity of these encounters. Features: Removes all buffs and debuffs from bosses after player defeat. Bosses fully regenerate health when no players are nearby. Prevents Iron Golems from interfering with boss fights. Screenshots: Ash Of Sin Mod […]
Mowzie's Cataclysm Mod (1.21.1, 1.20.1) – New Mobs, Enhanced Difficulty
Mowzie's Cataclysm Mod is a Minecraft mod that combines features from Mowzie's Mobs and Cataclysm to create a unique and challenging experience. Currently this mod adds 3 new eyes to find each of the Mowzie's Mobs bosses, other content like boss music discs are planned as well. Features: Wrought Eye: Eye of Wrought locating Ferrous […]
Cobblemon Battle Tower (1.21.11, 1.21.1) – Legendary Boss Tower
Cobblemon Battle Tower is an endgame challenge for Cobblemon that lets you lock in a team, climb progressively harder floors, and earn Battle Points (BP) to spend in a shop stocked with rare items. Features: Lock in a team and climb floors. Multiple battle modes: Singles, Doubles, Co‑op, Boss. Progressive difficulty with gimmicks and legendaries. […]
Incendium Biomes Only Mod (1.21.11, 1.20.1) – Removes Structures, Items from Incendium
Incendium Biomes Only Mod streamlines the Incendium experience by keeping the unique biomes while removing all items, mobs, bosses, and structures. Perfect for players who want to explore the stunning biomes without the extra content. Features: Retains the visually stunning biomes from the Incendium mod. Removes all items, mobs, bosses, and structures for simplicity. Designed […]
Dwarven Automatons Mod (1.21.11, 1.20.1) – Battle Steam-Powered Bosses
Dwarven Automatons Mod brings an ancient mechanical civilization back to life in your world. It fills deep underground caves and floating void islands with hostile machines powered by steam and gears. You get to explore massive industrial ruins, fight smart robots, and collect rare metal to craft new weapons. Features: Shared Loot System: Every player […]
RPG: Better Elder Guardian Mod (1.21.1, 1.20.1) – Powerful Elder Guardian & More!
The Elder Guardian is a mini boss that is found in ocean monuments. It is a powerful mob that uses charged attacks to fight the player. Defeating it will grant the player control over the ocean monument, allowing him to loot the structure and to build guardian farms. For many players, fighting the Elder Guardian […]
Tensura Boss Structure Mod (1.21.1) – Structured Boss Encounters
Tensura Boss Structure Mod adds dedicated buildings for Tensura bosses, so players no longer need to rely on random wilderness spawns. Instead, you can obtain maps from a Master Cartographer villager that lead directly to these structures in the Overworld. Features: Adds new structures for Tensura bosses in the Overworld. Bosses no longer spawn randomly […]
NetherEx Mod (1.21.4, 1.21.1) – The Nether Is Now Your Home
NetherEx Mod overhauls the Nether by adding new biomes filled with unique blocks, items, and mobs. This mod expands your adventures with new challenges and experiences in Minecraft's fiery dimension. You can explore four new biomes, fight over ten new mobs, and even summon a new boss. It also introduces new armor sets, weapons, and […]
Sleepy Hollows Mod (1.21.1, 1.20.1) – Fight a Headless Horseman
Sleepy Hollows Mod adds a spooky new biome to your world, inspired by eerie stories. This place is filled with thick fog, old gravestones, and ancient buildings. Inside, you will find new dangers, including stronger enemies and a tough boss called the Horseman. The mod also provides unique weapons and armor to help you survive […]
Cobblemon Ultra Wormholes Mod (1.21.1) – Catch Giant Ultra Beasts
Cobblemon Ultra Wormholes Mod adds raid-style boss battles for Cobblemon. It spawns timed wormhole events where players team up to fight a giant Ultra Beast. Everyone fights the same boss and attacks a shared health pool. Any player who joins the battle gets their own reward. You can even use a Beast Ball to catch […]
Tensura Unique Monsters Mod (1.21.1) – Track and Hunt Giant Boss Monsters
Tensura Unique Monsters Mod adds dangerous boss creatures for the Tensura mod. It gives you special tracking skills to find these rare enemies and makes survival much harder. Features: Giant Enemies: Spawns larger and much stronger versions of regular monsters in your world. Appraisal Eye Skill: Gives you a special ability to detect and study […]
Jors Cobblemon Music Pack Resource Pack (1.21.4, 1.20.1) – Nostalgic Pokemon Musics
Jors Cobblemon Music Pack Resource Pack adds Pokemon tunes for the Reactive Music mod. It replaces the normal game music with 49 tracks from the Pokemon games. The pack plays different songs depending on your current biome, the time of day, or the dimension you visit. It also includes special boss music for big fights. […]
No Frills Mod (26.1.2, 1.21.11) – Hypixel QoL Toolkit
No Frills Mod offers a massive toolkit of UI tweaks, solvers, visual enhancements, and bug fixes for Hypixel Skyblock. Features: No loading screen, hidden overlays, fewer particles. Custom swing speed, disable fire overlay, clean viewmodel. Etherwarp highlight, price tooltips, rare mob alerts. Chronomatron, Ultrasequencer, Melody, Terminals, Devices. Track bosses, mobs, power, bobbers, and sea creatures. […]
Gravestone Graves Mod (26.1.2, 1.21.11) – Generated at Player's Death
Gravestone Graves Mod adds a gravestone to the game, which "spawns" at player, villager, dog, cat death. Also this mod generate cemeteries in some villages, and a "Wither's catacombs". This is a new huge structure, like stronghold, where you can find a lot of loot, dangerous adventures and a "Wither Boss" at the end. Features: […]
Enderdragon Loot Mod (1.21.1, 1.20.1) – Craft Gear From Dragon Scales
Enderdragon Loot Mod lets you get new rewards after you beat the Ender Dragon. The giant boss drops special scales when it dies. You can use these scales to make strong armor, weapons, and tools for your character. Features: The Dragon Anvil: This is a very special anvil made from dragon scales. It never breaks, […]
Armageddon Mod (1.21.1, 1.20.1) – Adds RPG Boss Progression
Armageddon Mod completely changes how you play the game. It makes you earn your items by fighting big bosses. You cannot just dig down to find diamonds right away. The mod adds a step-by-step path where you must defeat monsters to get better gear. It turns your normal survival world into a fun RPG game. […]
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 […]
Wither Spawn Fix WSA Compatible Mod (1.21.1, 1.20.1) – Boss Spawn Stability
Wither Spawn Fix WSA Compatible Mod ensures the Wither can spawn correctly even when small blocks interfere, while still keeping the animated altar effects from the Wither Spawn Animation mod. Features: Corrects Wither spawning logic to avoid glitches. Ensures full compatibility with WSA mod. Prevents broken or failed Wither spawns. Screenshots: Wither Spawn Fix WSA […]
Battle Music Mod (1.21.1, 1.20.1) – Configurable Battle Music With 22 Soundtracks
Battle Music Mod brings an exciting new dimension to Minecraft by adding fully configurable battle music for key boss fights. Now, when you face elder guardians, wardens, the wither, or the ender dragon, you'll be accompanied by soundtracks to enhance the intensity of the battle. Featuring 22 soundtracks from Minecraft Dungeons, Legends, and Story Mode, […]
[Free 3D Model] Bowmaster Krael - Custom 3D Mob/Boss Model
Animations Include, Walk, Idle & Attack All made by me
✨MarzBosses - Create Custom Boss✨
A very advanced plugin with boss creation system (like warp bosses) FULLY CUSTOMIZABLE
RaikouHUD
Modern, modular HUD plugin with Scoreboard, BossBar, ActionBar and TAB for Paper/Spigot 1.21+
Disable Ender Dragon Bossbar
Disable The Ender Dragon Bossba.
SopAFKZone
Configurable AFK reward zones with timed rewards, bossbars, actionbars, and rank support.
MiniBoss
Random powerful mini-bosses spawn in the world