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Minecraft Java 1.21 Mods

Browse 161 free mods for Minecraft Java 1.21 — popular picks include Electric Boogaloo, Summonable Steve, Norious.

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Electric Boogaloo
1.21.1neoforge

Electric Boogaloo

Adds a new zombie dancing boss, Electric Boogaloo with his iconic Backup Dancers from the Plants Versus Zombies Games

828downloads
Summonable Steve
1.21.1neoforge

Summonable Steve

A summonable Steve boss with complex AI and behaviors

772downloads
Norious
1.21.1neoforge

Norious

Bored of not Having enough strong bosses to fight? Ever Wanted To become a God and fight Demons In Minecraft? This is the mod for you.

767downloads
The Angry Ghast
1.21.1neoforge

The Angry Ghast

Three new Ghast themed bosses, one for each dimension

751downloads
stupid horror mod
1.21.4neoforge

stupid horror mod

this is a joke horror mod that adds a scary biome, where you have to kill scary creatures to collect scary souls to later craft into a boss altar and fight the boss. there is an ingot with good weapons that can take down most of the scary creatures.

710downloads
Weapons, bosses, and fun.
1.21.1neoforge

Weapons, bosses, and fun.

Modpack with various bosses to be defeated using firearms in an alternative and fun way.

695downloads
Basalt Arena
1.21.1neoforge

Basalt Arena

This mod adds 3 new bosses and a new structure to Minecraft.

683downloads
MBE - Absolumentium [RENEWED]
1.21.4neoforge

MBE - Absolumentium [RENEWED]

This mod adds Absolumentium, a powerful endgame ore made to beat the Warden or even stronger modded bosses. It’s balanced and requires Netherite gear first before you can upgrade to Absolumentium equipment!

670downloads
Void king dimension
1.21

Void king dimension

Adds an epic boss fight with the Void King and his minions, spreading corruption, and powerful weapons.

654downloads
Bosses And Mobs
1.21.8neoforge

Bosses And Mobs

Adds More Bosses To Minecraft,More Tools And Armor To Minecraft again...

612downloads
APackByRandomGuy (ABGF)
1.21.1neoforge

APackByRandomGuy (ABGF)

Over 200+ Bioms / More Tools, Weapons and Tec / New Bosses and Structures / More Buildingblocks

609downloads
Techless
1.21.4neoforge

Techless

A Mod that adds 3 new bosses with unique phases Fight them to craft Legendary weapons in this Vanilla+ progression mod Made using Mcreator

584downloads
Velorise EMC
1.20.1forge

Velorise EMC

A progression-focused EMC mod with transmutation, world tiers, alchemical machines, custom equipment, boss arenas, and endgame challenges.

583downloads
Adaptive horde
1.21.1neoforge

Adaptive horde

Adaptive Horde adds progression-based mob waves that scale per player gear score. Configure custom waves, drops, and pacing per dimension (Overworld/Nether/End). Supports modded mobs/weapons with JSON overrides, boss bars, and live reload.

553downloads
ATMIL - All The Mods I Love
1.21.1neoforge

ATMIL - All The Mods I Love

A mix of all the great and underrated mods, contain various weapons and bosses. Basically an RPG modpack.

495downloads
Prototype 0.3
1.21.1neoforge

Prototype 0.3

currently just adds some custom armor and weapons not much. later there will be bosses, extra mobs, A third set of armor, even more weapons, maybe vehicles, and a lot more.

458downloads
Cowzilla
1.21.4neoforge

Cowzilla

This mod adds in hostile cows, giant cows, and huge cow boss as well as cow based weapons.

438downloads
More Ore -
1.21.1neoforge

More Ore -

Mod that adds more content and more ore to minecraft. New content includes bosses, dimensions, weapons.

344downloads
BossBound Relics [drops & weapons]
1.21.8neoforge

BossBound Relics [drops & weapons]

New weapons as a reward for beating bosses !

316downloads
Yarlan
1.21

Yarlan

Yarlan is a 16× RPG resource pack for servers: cohesive weapons & armor, custom mob/BOSS visuals, accessories, crops, and skill icons/UI. Activates on mc.aelris.cn (Java 1.21.1). First load may take a few minutes.

218downloads
BossesChaos
1.21.1neoforge

BossesChaos

Wield legendary weapons and challenge unique, powerful bosses hidden across the world. Defeat the chaos, survive deadly mechanics, and claim epic rewards!

209downloads
ProjectOverhaul
1.21.1fabric

ProjectOverhaul

Overhauls Minecraft in different ways like adding new bosses, weapons, QOL Features, Structures, etc.

128downloads
Big Weaponsmith
1.14

Big Weaponsmith

Replaces a Weaponsmith with the well-known Big Boss.

123downloads
UniversalX CB
1.21.1fabric

UniversalX CB

A power focused modpack packed with QOL features, bosses, and armor and weapons to battle them. While also maintaining 100+ FPS (new version coming soon)

119downloads
XDL的武器1
1.21.8neoforge

XDL的武器1

添加了几把武器和一些生物及一个BOSS Added several weapons, some creatures, and a boss.

118downloads
DreadWalker
1.21.8neoforge

DreadWalker

A mod adding a new boss, new weapons, tools, armor, and a magic staff.

112downloads
Nation's Roots
1.21.8neoforge

Nation's Roots

Nation's Roots - a mod where you choose one of 4 Races with unique Nations. Your choice grants powers and flaws. Find a Star to change your Nation and defeat a race boss to claim their legendary weapon. Your roots define your power.

92downloads
Folded Iron
1.21.4neoforge

Folded Iron

A boss/item/weapon/after game content mod

90downloads
Cooper age
1.21.1neoforge

Cooper age

mod adds 2 metals and 1 alloy. You can make weapons, tools and armor with them. There is still 1 boss

68downloads
Amethyst Age
1.21.8fabric

Amethyst Age

Expand Minecraft's amethyst progression with new tools, armor, weapons, food, a custom biome, Crystal Merchant, Crystal Warrior boss, advancements, and unique abilities like 3×3 mining, Tree Chopper, and Crystal Charge! 💜

51downloads
Telum Solaris - At the Forest's Edge
1.21.1fabric

Telum Solaris - At the Forest's Edge

Telum Solaris aims to add new weapons, armor and boss to minecraft for every stage of minecraft's progression. It is currently my first and only project!

47downloads
randomitems-mod
1.21.1fabric

randomitems-mod

Adds /randomitems, /randommobs, /randomweapon, /randomarmor, /randomtool and /randomquest commands that periodically give random items, spawn random mobs, swap your gear, or assign 5-minute random quests with a boss bar and personal sidebar.

40downloads
Chariz's Mayhem
1.21.8neoforge

Chariz's Mayhem

A Minecraft Mod That Aims To Add Fun Things Into Minecraft, Such As New Mobs, Bosses, Weapons, Tools, Armor etc. Created By The Maniac Himself, DarkChariz

39downloads
Boss Weapons Mod
1.21.4neoforge

Boss Weapons Mod

This is my first mod, so it's probably not very good. It adds some weapons for each mob that is generally considered a boss (Wither, Ender Dragon, Warden, and Elder Guardian).

35downloads
Empowered Armory
1.21.11fabric

Empowered Armory

This mods adds addition weapons, items, weapons, tools, blocks, bosses and armor

34downloads
CharredNM
1.21.8neoforge

CharredNM

This mod adds a new biome, structure, weapon, and boss into the game, all to make your minecraft experience just a little bit better.

20downloads