Minecraft Java 1.20 Mods
Browse 1,963 free mods for Minecraft Java 1.20 — popular picks include War Wither, Cracker's Wither Storm Performance, ROARING.
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War Wither
Adds a powerful new boss—the "War Wither"
Cracker's Wither Storm Performance
Cracker's Wither Storm Mod, with performance enhancing mods and shader support for the ultimate boss fight.
ROARING
Brace yourself for one of the Roaring Knight, one of the most Difficult Bosses you've ever fought in a Minecraft Mod. The Knight is fast, smart and uses Attacks that give ''Dark Damage'', which goes trough any type of Health Protection, so be warned.
Easycraft (Official)
Most fun when playing with friends, your goal is to survive, level your gears up, tame strong companions, kill bosses. Simple as that, enjoy your new journey!
Insomnia: Hardcore | Origins, Bosses, Skills
The modpack for the sleepless. A challenging RPG adventure with a focus on limited lives, skill trees and dimension based difficulty!
Desert Tombs
Adds a giant Tomb to desert biomes, introducing new mobs: the Scorpion, the Mummy, and a Pharaoh mini-boss.
Weapons of Cataclysm (L_Ender's Cataclysm + Weapons of Miracles/Epic Fight)
Custom movesets to fight like a boss!
Interlace SpellWeaves: Iron's Spells and Spellbooks Addon
Introduces a series of mixed spells, new armor sets, spellbooks, and a powerful new boss
Ultimate Bosses
Bosses to make sure you have more to do after you slay the Ender Dragon
Realms of Redemption
5 new dimensions, with bosses, dungeons and magic!
Welcome To My World
Add bosses, tameable mobs, dimensions, gears, challenges, performance, and fixing bugs for other mods (mainly for my modpack)
Nether Warlord Boss
Mod that adds some unique bosses, items, and structures!
Beyond Depth Insanity
Challenging Exploration Modpack 400+ mods | New dimensions | Tough bosses | Enhanced combat | Endless exploration.
GamerPotion's Magic and Tweaks - RPG Edition (MATS)
Magic RPG pack with amazing spells, quests, 50+ bosses, dragons, ice and fire, combined into an RPG filled adventure
Avatar: the four elements
An "Avatar The Last Airbender" mod that adds the elements powers for players, and they can used to combat, launching projectiles, creating explosive walls, giving potion effects, allowing flight, etc. also add mobs, enemies, bosses, and structures
Mocha's Complicated Bosses
Adds multiple difficult bosses with complicated AI and unique equipment
RPG Style More Bosses
Adds a new boss and new weapons to the game. Add-on for RPG Style More Weapons
Daily Boss - More Bosses
Add more bosses and config for Daily Boss
Mecha Pillager Boss
Adds the Mecha Pillager Boss into the game.
Boss Bar Begone
A lightweight client-side mod that lets you selectively hide boss bars by name using a simple JSON config.
Better Horror (BH)
This is a mod that adds bosses, items and some lore to the game. By: Koner
ArcanumLand
A magic-tech RPG adventure focused on exploration, bosses, skills, achievements, custom combat, revamped crafts, optimized performance, and a huge fantasy world. The official server offers expanded online progression.
Boss Checklist - Vampirism Compatibility
Integrates the Ancient Remains boss as well as the Vampire Baron mini-boss (because why not) from Vampirism as entries in the Boss Checklist mod.
Angel Tale : The Midnight
Probably the most balanced boss battle pack. Most of the bosses in 1.20.1.
Create: Cataclysm
Empower your "Create" factory by beating "Cataclysm" bosses
Spades 3x3!
Why dig with shovels when you can shatter the earth with SPADES like a boss!
Boss Whackers
OP Swords to one-hit Minecraft Bosses
Annihilation Recreated
datapack that aim to recreate the boss Annihilation from the Wynncraft server
Star Rail: Apocalyptic Shadow
Show Star Rail's BOSS battle
Cataclysmic Arsenal - Epic Fight
Redesigns Cataclysm weapons and armor, adding passives and traits based on thematic bosses, allowing them to work with the Epic Fight system.
BossBar-Spigot / FREE BOSSBAR PLUGIN! [1.13 / 1.21.8]
Make your own BossBar with this plugin!
Vanilla Bosses (Sort of Abandoned but stable)
Adds various boss mobs with special Items, customizable drops and abilities to the game!
Terramity Awakened - A Calamity Experience!
A Calamity-based modpack | 300+ Mods | 50+ Bosses | RPG, Exploration and Magic | +900 Quests | Extremely optimized!
Tax' Big Boss
Big Boss is a Minecraft Forge modification aims to add variants from mobs.
Mob Boss Bars
Configurable boss bars for every entity type.
Fearborne - Horror RPG Adventure
Horror themed RPG with many dungeons, bosses, skill trees, and many more!