Minecraft Java 1.21 Mods
Browse 62 free mods for Minecraft Java 1.21 — popular picks include Ends Multiverse, Bossclient, KONOCRAFT OFFICIAL .
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Ends Multiverse
Bosses, dungeons, dimensions, vehicles and so much more
Bossclient
PVP Client for the best game experience
KONOCRAFT OFFICIAL
Hello, this modpack is based on the world of Konosuba so you can have fun. It's an RPG with many structures and some bosses. Enjoy!
RealmsQuest
RealmQuest - Fabric, designed for players who love epic adventures with original dungeons, bosses, and spells. It features expanded biomes, new tools.
Spiria Reincarnated Again!
With Tensura: Reincarnated and many addons, expanded dimensions, new structures, bosses, biomes, and plenty of quality-of-life mods, the pack offers an epic adventure that combines building, combat, and character progression.
Craft Colonies
Build your own medieval colony, automate factories with Create, face epic bosses, and explore a vast world full of unique biomes, structures, and adventures.
NeoAdventure
Just a modpack for quick play with buddies, lots of different bosses, multiplayer loot system, less focus on item storage or structure building, more focus on magic and item upgrading...
The Mewoster
A cool battle fight in an arena between you... and The Mewoster - a Mysticat Boss made in 3 days :D
Custom PvP Items + Boss
Adds ten customizable PvP related item abilities and one customizable boss with multiple attacks.
JuggernautSMP
JuggernautSMP is a competitive PvP minigame plugin for Minecraft (Paper 1.21) where one player becomes an overpowered boss — the Juggernaut — and everyone else must team up to take them down.
ArenaWaves
Simple wave arena with bossbar progress and vanilla mobs.
sSumoPvP
A lightweight and configurable SumoPvP plugin for Minecraft servers, featuring custom arenas, 1v1 fights, holograms, bossbars, protection systems, and staff-controlled events.
Voidshard_abyss
The Voidshard abyss mod adds the voidshard abyss dimension, bosses and arena battles.
AzurealDamaGE
This plugin displays a player's damage and health information in the boss bar when you hit them on PvP servers. It only has one version and is compatible with Paper version 1.21, but you should download and try it anyway.
Qliphoth Awakening Mod (1.21.1, 1.20.1) – Find New Bosses to Conquer
Qliphoth Awakening Mod adds a series of challenging bosses to your world. Each boss has its own unique attacks, mechanics, and special drops. You can find these bosses inside special arenas that generate naturally. Before starting a fight, you can use a spawner structure to read about the boss's abilities. After you win, the spawner […]
Combat Effects Mod (1.21.1, 1.20.1) – Trigger Effects When Entities Enter Combat
Combat Effects Mod provides an effects system when entities participate in combat, helping to enhance the combat experience. Supports the use of regex to customize the effect activation conditions. Various effects can be applied to each situation, from boss fights to PvP, creating flexible combat mechanisms. Features: Trigger effects when entities enter combat. Regex support […]
SuperHeroes RPG - IronMan, Spiderman... | Superheroes Quests
Superheroes Quests! Become your favorite hero, master their powers, and take down powerful bosses!
RPG Origins - Origins & RPG | QUESTS
NEW IMPROVED QUESTS! An action-packed RPG modpack with custom Origins systems, unique weapons, epic bosses and challenging dungeons.
RPG Legends - Dungeons & RPG
Dive into a world of dungeons, epic bosses, and legendary criatures! Kill or Be Killed
Tensura Beyond Worlds
Enter the world of Tensura, featuring custom quests, unique NPCs, powerful bosses, exclusive features, addons, and much more.
Star Wars RPG - Star Wars & Stellaris
Experience Star Wars in Minecraft with iconic characters, powerful bosses, legendary planets, unique structures, and an epic adventure across the galaxy.
Marvel Multiverse
With this modpack you can transform into superheroes, hunt Hydra bosses and discover different structures.
Twilight Tavern
Magical, cozy cottage? Or a dark wizard dungeon? Your choice! No futuristic automation mods. The modpack is a curated mix of magical, fantasy and farm related mods with challenging, dark outside world full of monsters and bosses.
Aethelgard Odyssey
Aethegard Odyssey is a medieval Minecraft modpack blending RPG mechanics with immersive exploration. It features custom dungeons, class-based progression. Expect challenging survival, magic, and epic boss fights.
Oramoun RPG
Oramoun RPG is a fantasy-driven Minecraft RPG modpack focused on exploration, powerful progression, and epic combat in a massive world filled with new biomes, legendary weapons, dragons, and challenging boss dungeons.
Neo Paster Dream Mod (1.21.1) – Travel to Four Dream Dimensions When You Fall
Neo Paster Dream Mod pulls you into a strange and colorful sleep dimension. It adds four new dream realms filled with weird biomes, floating islands, and dark nightmares. You can dodge enemy attacks with a new blink move and fight a giant boss in an endless fog arena. Features: Adds four brand-new dream dimensions to […]