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Minecraft Java 1.20 Mods

Browse 801 free mods for Minecraft Java 1.20 — popular picks include Jo L´s Boss Mod, Kiwi's Adventure Pack, Homckach's Random Stuff.

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Jo L´s Boss Mod
1.20.1forge

Jo L´s Boss Mod

An insane 5-phase custom boss fight for 1.20.1 Forge featuring bullet-hell, hotbar confusion, and server command abuse!

78downloads
Kiwi's Adventure Pack
1.20.1forge

Kiwi's Adventure Pack

A content-packed adventure modpack featuring new bosses, magic systems, enhanced world generation, dungeons, dimensions, creatures, and exploration-focused gameplay.

78downloads
Homckach's Random Stuff
1.20.1forge

Homckach's Random Stuff

Adds bosses, weapons and mechanisms with nice progression, advancements will help you figure it ou

74downloads
Lalka Mod
1.20.1fabric

Lalka Mod

Adds Lalka King boss to the End Highlands and a legendary troll sword.

68downloads
Boss Difficulty
1.20.1forge

Boss Difficulty

This mod changes the boss system, making progression gradually more difficult and interesting.

65downloads
Warden Boss Bar
1.20.5

Warden Boss Bar

A datapack that adds a boss bar for the Warden and a new advancement for killing it.

65downloads
Hell Guardian
1.20.4fabric

Hell Guardian

This mod for Fabric 1.20.4 adds a custom new end-game bossfight: The Hell Guardian🔥

60downloads
MrChipdip's Super Mod
1.20.1forge

MrChipdip's Super Mod

Adds a lot of new items many new bosses and weapons, currently some stuff is unfinished but is still playable.

57downloads
⚡EvilMobs - Create your custom bosses
1.16spigot

⚡EvilMobs - Create your custom bosses

Multifunctional Bosses with simple configuration

55downloads
ThicMobKai - Dungeon, Boss and Mob RPG System
1.16spigot

ThicMobKai - Dungeon, Boss and Mob RPG System

A premium dungeon, boss, and mob progression plugin with EN/VI support.

49downloads
Boss Checklist - Lycanites Mobs Compatibility
1.20.1forge

Boss Checklist - Lycanites Mobs Compatibility

Integrates all rare mob variants and dungeon mini-boss categories as well as Rahovart, Asmodeus and Amalgalich from Lycanites Mobs as entries in the Boss Checklist mod.

46downloads
ArenaWaves
1.16.5

ArenaWaves

Simple wave arena with bossbar progress and vanilla mobs.

44downloads
Cataclysm Bosses in Dungeon Realm by Karl Karlmann
1.20.1

Cataclysm Bosses in Dungeon Realm by Karl Karlmann

Simple Datapack that places Cataclysm Bosses and Mobs inside Dungeon Realms

35downloads
Kolobok: Ultimate Boss
1.20.1neoforge

Kolobok: Ultimate Boss

A brutal four-stage Kolobok boss with transformations, lasers, lightning, meteors, and a devastating final explosion.

18downloads
Hyvora Combat Mobs
1.20spigot

Hyvora Combat Mobs

Custom Mobs • Abilities • Bosses • Rewards • RPG Combat

14downloads
Hyvora Combat Mobs
1.20spigot

Hyvora Combat Mobs

Custom Mobs • Abilities • Bosses • Rewards • RPG Combat

13downloads
Epic Mobs Rework - Lite [1.16+]
1.16spigot

Epic Mobs Rework - Lite [1.16+]

Custom mobs, bosses, raids for Spigot and Paper

7downloads
Fresh Mowzie's Mobs Textures Resource Pack (1.20.1) – Crisp Makeover for Modded
1.20.1

Fresh Mowzie's Mobs Textures Resource Pack (1.20.1) – Crisp Makeover for Modded

Fresh Mowzie's Mobs Textures Resource Pack reskins several creatures from the Mowzie's Mobs mod with fresh textures. It gives your favorite modded bosses and monsters a clean visual makeover without changing how they fight or move in the game. This pack lets you enjoy crisp details on dangerous foes while exploring your survival world. Features: […]

TZP Plus Mutants Resource Pack (1.20.1) – Terrifying Skins for Giant Mutant
1.20.1

TZP Plus Mutants Resource Pack (1.20.1) – Terrifying Skins for Giant Mutant

TZP Plus Mutants Resource Pack reskins the giant undead monsters in the Mutant Beasts mod. It replaces standard green mutant zombie models with over 30 fresh and scary looks. This pack uses OptiFine random entity features so every giant zombie you meet looks distinct. It turns repeated boss fights into exciting encounters with unique monster […]

Excalibur Bosses'rise Support Resource Pack (1.21.11, 1.20.1)
1.21.11

Excalibur Bosses'rise Support Resource Pack (1.21.11, 1.20.1)

Excalibur Bosses'rise Support Resource Pack repaints the monsters and items from the Bosses'Rise mod. It changes the textures so they match the medieval fantasy style of the main Excalibur pack. Features: Medieval Monsters: Gives the five giant boss monsters a brand new fantasy look. Changes the textures of every new block from the boss mod […]

Kult Craft Core Data Pack (1.21.1, 1.20.1) – Fight Custom Bosses Without a Long
1.21.1

Kult Craft Core Data Pack (1.21.1, 1.20.1) – Fight Custom Bosses Without a Long

Kult Craft Core Data Pack extends the Attribute Setter Mod by balancing health and damage numbers for several other mods. The pack lowers the health of specific boss-like monsters so they do not take forever to defeat in regular survival gameplay. Features: Changes the health stats for specific creatures from different mods so they fit […]

Squid Game V16.4 Map (26.2, 1.20.1) – Control a Hundred Desperate Players
1.20.1

Squid Game V16.4 Map (26.2, 1.20.1) – Control a Hundred Desperate Players

Squid Game V16.4 drops you into a massive survival competition where you are the boss. This map lets you play as the Frontman, so you can run the games however you want. You can invite up to 100 players to your world and watch them fight to survive the deadly challenges. Features: Be the Boss: […]

Mob AI Tweaks Mod (26.2, 1.20.1) – From Sniffers To Skeletons
1.20.1fabric

Mob AI Tweaks Mod (26.2, 1.20.1) – From Sniffers To Skeletons

Mob AI Tweaks Mod transforms Minecraft’s mob behavior, boss mechanics, and combat dynamics into something far more intelligent and challenging. Features: Wither and Ender Dragon Reworks: Multi-phase combat, enraged states, smarter healing, new visuals, and combat patterns. Elder Guardian Bossified: Beams, dashes, oxygen-draining mines, boss bar, and more. Mini-Bosses: Ravagers, skeleton horsemen, and enhanced Illagers. […]

Cataclysm Compat Data Pack (1.21.1, 1.20.1) – Giant Bosses Smash Through Custom
1.21.1

Cataclysm Compat Data Pack (1.21.1, 1.20.1) – Giant Bosses Smash Through Custom

Cataclysm Compat Data Pack adds compatibility for L_Ender's Cataclysm. It makes the giant bosses and items from that mod work well with blocks and creatures from other popular add-ons. Bosses get the ability to smash through new types of blocks during fights. It also updates certain items so they stick properly when they hit targets. […]

BB's Bosses of Mass Destruction Tweaks Resource Pack (1.21.11, 1.20.1)
1.21.11

BB's Bosses of Mass Destruction Tweaks Resource Pack (1.21.11, 1.20.1)

BB's Bosses of Mass Destruction Tweaks Resource Pack restyles the monsters and items in the Bosses of Mass Destruction mod. It changes the textures and 3D models of the big enemies so they look totally different. This pack gives the giant creatures a fresh coat of paint to fit a custom art style. Features: Updated […]

Eugene's Cooler Bosses Resource Pack (1.20.1) – Texture Pack
1.20.1

Eugene's Cooler Bosses Resource Pack (1.20.1) – Texture Pack

Eugene's Cooler Bosses Resource Pack simply revamps the appearance of Minecraft's boss mobs, giving them a fresh and more intimidating look. Within this pack, you will forget the plain, legless, three-headed skeleton – it introduces a cooler, more menacing Wither with improved textures and a refined design. If you're looking to make boss fights feel […]

Mo-Variants Data Pack (26.1.2, 1.20.1) – Discover New Mob Variants
1.20.1

Mo-Variants Data Pack (26.1.2, 1.20.1) – Discover New Mob Variants

Mo-Variants Data Pack is an exciting data pack that introduces a plethora of new mob variants to your Minecraft world. These variants spawn naturally, adding diversity and new challenges to your adventures. From simple Skeleton Barbarians to formidable GIANT Bosses, this data pack enriches your gameplay with fresh encounters and enhanced excitement. Enjoy playing this […]

Barebones Bossbars Resource Pack (26.1.2, 1.20.1) – Texture Pack
1.20.1

Barebones Bossbars Resource Pack (26.1.2, 1.20.1) – Texture Pack

Barebones Bossbars Resource Pack simply gives Minecraft's boss bars a clean, minimalist makeover by introducing simplistic per-mob icons and distinct colors for each boss. This subtle enhancement keeps the UI visually consistent with barebones-style packs while making it easier to distinguish between different bosses during intense encounters. In general, it is really perfect for players […]

Monster Expansion Mod (1.20.1) – Epic Strategic Boss Hunts
1.20.1forge

Monster Expansion Mod (1.20.1) – Epic Strategic Boss Hunts

Monster Expansion Mod is a skill-based combat mod that transforms how battles work in Minecraft. Instead of simple fights, it introduces strategic, long-duration hunts inspired by Monster Hunter. Features: Large monsters with unique AI and attack patterns Breakable and interactive monster body parts Custom weapons and armor crafted from monster materials Element-based combat system Companion […]

VzlingLib Mod (1.20.1) – Library for Vzling's Mods
1.20.1

VzlingLib Mod (1.20.1) – Library for Vzling's Mods

VzlingLib Mod is a library mod that provides tools and templates for creating advanced creatures, animations, and visual effects. It allows mod developers to use Bedrock-style models and animations while also providing systems for bosses, skills, and animated items. Features: Animation Support Supports Bedrock animation formats for models and items. Uses animation files such as […]

Crispers World Terra Content Mod (1.20.1, 1.20) – World Terra Addon
1.20.1forge

Crispers World Terra Content Mod (1.20.1, 1.20) – World Terra Addon

Crispers World Terra Content Mod is a simple addon mod designed specifically for the World Terra Modpack. Currently, this mod adds one special item that lets you summon powerful bosses from other mods. You can use it to summon EEEAB's Mobs Immortal Boss and The Void Mod's Admin Boss. Features: One special summoning item Can […]

The Rake Horror Mod (1.20.1) – Night Stalking Boss Hunter
1.20.1

The Rake Horror Mod (1.20.1) – Night Stalking Boss Hunter

The Rake Horror Mod adds The Rake, a dangerous night creature inspired by popular Roblox horror games. It focuses on fair but intense survival combat and nighttime hunting mechanics. Features: Basic Behavior Spawns only at night Lives in a special cave structure (its base) Leaves the cave at evening and returns at sunrise Normally stays […]

Shrek's Revenge Mod (1.20.1, 1.19.2) – Turn The Ogre Friendly
1.20.1forge

Shrek's Revenge Mod (1.20.1, 1.19.2) – Turn The Ogre Friendly

Shrek's Revenge Mod adds a powerful ogre enemy inspired by Shrek into your world. He is hostile by default, attacks on sight, and becomes much stronger in swamp areas. With the right item, you can turn him from a threat into a protector. Features: Adds a large ogre boss-style mob Spawns in most normal biomes […]

SCP-075 The Corrosive Snail Mod (1.20.1, 1.19.2) – Acid Trail Predator
1.20.1forge

SCP-075 The Corrosive Snail Mod (1.20.1, 1.19.2) – Acid Trail Predator

SCP-075 The Corrosive Snail Mod adds a fast, highly dangerous snail entity with corrosive effects and a special dormant mechanic. Only one can exist in a world at a time. Features: Adds entity: SCP-075 (Corrosive Snail) Unique boss-like hostile mob Leaves corrosive particle trails while moving Has an optional dormant (inactive) state Spawning Spawns on […]

Mini-Boss Boss Bars Mod (1.21.1, 1.20.1) – Stop Guessing Mini-Boss Health
1.21.1fabric

Mini-Boss Boss Bars Mod (1.21.1, 1.20.1) – Stop Guessing Mini-Boss Health

Mini-Boss Boss Bars Mod adds health bars to tough enemies that usually hide their health. It works with base game mobs like the Warden and Elder Guardian, plus creatures from many other mods. You just need to hit the monster one time to make the bar show up on your screen. If you run more […]

Demogorgons Mod (1.20.1) – Turns Minecraft Into Stranger Things
1.20.1forge

Demogorgons Mod (1.20.1) – Turns Minecraft Into Stranger Things

Demogorgons Mod adds Demogorgons from the series Stranger Things into Minecraft. Over time, they will begin to enter the game world through portals, emit loud and frightening sounds, and start hunting the player – and basically all living creatures. These are not bosses, but regular mobs. They move very fast, deal heavy damage, and look […]