Minecraft Java 1.20 Mods
Browse 801 free mods for Minecraft Java 1.20 — popular picks include AI Bosses, Another Experiment, MythicKorra - Advanced ProjectKorra & MythicMobs Integration Addon.
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AI Bosses
This mod is created by Bilibili content creator 星光里的火焰(ffFLAME). All boss concepts are designed by AI, which I then implement into the game via custom coding.
Another Experiment
Inspiration by Souls like style Boss mod
MythicKorra - Advanced ProjectKorra & MythicMobs Integration Addon
Expand your MythicMobs bosses with element-based mechanics, statuses, conditions and more!

IceNFireFactionsWeapons
this project is supposed to be another part of my other project about faction in iceandfire dragons, which will get released soon. it adds ancientite, a rare ore made of ancient dragon remains. it adds weapons, a boss, and armors
GiantZombie
summon and battle a colossal zombie boss with customizable stats and drops!
Monster Bug Boss
The "Monster Bug Boss" mod for Minecraft Forge 1.20.1 introduces a thrilling new challenge to the game by adding a powerful and formidable boss monster to your world
Benate
This is a mod that surrounds a new demigod/boss named Benate. This mod adds a desert dimension and a Forest dimension that have existed for many many years but not thoroughly explored.
The Division
The Division adds two new dimensions, bosses, gear, and a narrative about creation and destruction. Explore a cybernetic realm and the corrupted "Beginning", forge legendary weapons, and uncover the secret behind the divide between worlds.
Sapphire Tools and Armor Mod
This mod adds Sapphire Tools, Armor, and a cool new boss.
Passive Boss Bars
This is a lightweight, server-side mod for modpack creators that allows you to make boss bars only appear when a boss is aggro. The mod "Mob Boss Bars" is required for this to work.
Fierros' World
A Minecraft mod which adds new overpowered bosses, dimensions, structures, weapons and other features.
Craft Spawner And Egg
This mod add craft for spawner and many egg (Many eggs are not added, such as boss eggs or eggs from useless creatures, for example, foxes.)
Matadora
Short Description Matadora is a progression-based magic mod for Fabric that adds mana, spell schools, ritual crafting, magical artifacts, mastery progression, bosses, and rare world structures.
VtAlters | ⭐ Advanced Boss Summoning System ⭐
Allows you to create a sacrificial altar to summon a mob
Apocalypse TNT
Explore countless new explosives, items, and bosses! Prepare for apocalyptic destruction.
RoyRealTimeEvents
Minecraft plugin automatically creates special events (bosses, monsters) in real time during the day
eclipse-of-divinity
"The Ender Dragon has evolved. Can you survive the ultimate 3-phase boss fight?"
Ragnar Mob Stats
Configurable system that assigns dynamic levels and stats to neutral and hostile mobs, with exclusions and rules by dimension, structure, and boss.
Chicken King
This mod adds boss: the Chicken King
Randomizer Egg
Adds randomizer egg that spawns a random mob or boss when used.
Daily Boss X EEEAB's Mobs
This data pack makes Daily Boss and EEEAB's Mobs compatible.
Harrowing Hells (Data Pack)
[NOW SURVIVAL SUMMONABLE] Adds the Cinderscourge, a highly developed boss entity with a diverse arsenal of attacks at its disposal. Usable in mob battles.
Beyond The Edge
Many new dimensions, bosses, mobs, and ores that will help you progress through the mod. It is a progression-based mod, where each dimension increases in difficulty. It is a post-game mod. It is a mod with some story elements.
The broken knight
a new nether bossfight to the game
ZomBoss
Can you beat the STRONGEST Zombie in the game?
Disable Apotheosis Minibosses
Disables the default mini-boss spawns from Apotheosis (e.g. Honeyed Archer, Undead Knight)
HardcoreMobs
Script your own boss!
The Scorching Mod
This project adds a new dimension, damage type, and new mobs (including one undead boss) and 3 new structures! This mod is something I made for fun some years ago, and I'm deciding to upload it to modrinth now but I might be missing some features.
AnimalTranser
AnimalTransfer is a plug-in from ZDev. Transfer of animals with preservation of NBT. The plugin allows players to transfer any animals (except forbidden ones and bosses) into a special item.
Bosses recrafted
This project buffs the vanilla bosses (Elder guardian, The Wither and Ender dragon)
KT Boss Bars [DLTB]
Adds new boss battles like in Dying Light
EVILL LARRY
This is a mod specifically for the character Larry, which is my character, and Larry's sword has been added, which is one of the strongest bosses in the game.
darkabyss
hadows fall, the abyss awakens. 5 terrifying new mobs + the Abyss Lord boss fight. Craft the Dark Abyss armor set for Night Vision, Resistance, Speed & Jump Boost. Dare to enter the darkness?
Cool Tools & Weapons - Data Pack
This Data Pack adds: 5 new bosses,30+ new items,1 new dimension,1 new soul system to allow changes to spawners in a survival friendly way,3 new structures to that dimension,5 new biomes;
Royal Potatoes
The mod adds a new boss in the form of a huge potato in a crown. The boss is inspired by my friend SIWNA or as I call him "Potato".
Monstrum Relics
This mod haves aggresive mobs, bosses and structures.