Mods for Minecraft Java
Browse 278 free mods for Minecraft Java — popular picks include The broken knight, Bosses recrafted, Boss area woof.
Updated daily
The broken knight
a new nether bossfight to the game
Bosses recrafted
This project buffs the vanilla bosses (Elder guardian, The Wither and Ender dragon)
Boss area woof
BossArea is a Fabric 1.20.1 mod designed for custom adventure modpacks to make fight areas in a RPG style
Homckach's Random Stuff
Adds bosses, weapons and mechanisms with nice progression, advancements will help you figure it ou
Boss Difficulty
This mod changes the boss system, making progression gradually more difficult and interesting.

Great Soup
This mod is focused on adding soups with various effects. It also adds bosses, new mechanics, biomes, and glue, but the most important thing is the soups.
VisionBar
VisionBar - It will broadcast every 3 minutes on boss-bar
Anti Magick: Bosses of Mass Destruction
Optional Anti Magick integration that suppresses selected supernatural boss actions and summons
SeasonManager
A powerful, Folia-native server lifecycle engine that automates seasons, phases, and grace periods for modern Minecraft networks. Providing autonomous scheduling with high-performance execution and premium visual feedback via BossBars and Titles.
Novaryn Announcer
A lightweight and highly configurable announcement plugin with chat, action bar, title, boss bar, sound, PlaceholderAPI, hex color, and clickable message support.
Hell Guardian
This mod for Fabric 1.20.4 adds a custom new end-game bossfight: The Hell Guardian🔥
Anti Magick: The Twilight Forest
Optional Anti Magick integration that suppresses Twilight Forest portals, magic abilities, summons, and selected boss actions
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! 💜
Monsterwalll's Bosses And Stuff
A mod I made that adds Bosses, Structures and more! Note that this is my first mod so please comment what you think should be fixed in future mods.
Endorium Mod
Endorium is an end-game expansion mod for Minecraft that introduces a new mini boss, new wood type and new tier of equipment beyond Netherite.
chicken boss
Adds a powerful God Chicken boss that attacks players by spawning creepers and iron golems.
[EMBER] Death Totems
Ember Death Totems turns every player death into an immersive tombstone recovery moment. Instead of items exploding across the ground, a glowing ember-powered gravestone rises at the death location — complete with holograms, bossbar and more.
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!
BulsciCraft
Enjoy this brand new mod that adds New Dimensions, Mobs, Items, Blocks, Unusual things and even a bossfight...
Arka Announce
A powerful Minecraft plugin for sending customizable screen announcements with Titles, ActionBars, Chat messages, and a dynamic BossBar countdown system.
NxControl
NxControl is an advanced staff plugin that lets OP players control players or mobs using simple keybinds, with GUI, bossbars, and freeze system built-in. It’s lightweight, powerful, and perfect for moderation, trolling, or cinematic gameplay.
Void Plus
Void+ is a content expansion mod that enhances Minecraft with new dimensions of progression. Discover powerful tools, armor, relics, bosses, structures, materials, and unique mechanics while exploring an immersive world full of adventure.

Mars mod!!!
this mod adds mars along with bosses and lore. this is my first mod that I will put on modrinth.

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.
Boss Radar
Craft a special compass that senses powerful mobs lurking nearby. Hold it to see a color-coded ring around your crosshair with the boss's name and distance, turning red as danger closes in — perfect for staying alert to the Ender Dragon, Wither, Warden
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
GTBC's Cataclysmic Boss UI
Adds a pre-fight boss information screen with lore, mechanics, attack details and tips for L_Ender's Cataclysm bosses!
SuperGem
Add a new ore, new capacities, new miniboss
Endless Instability
This mod changes many stages of Minecraft, adding new blocks, tools, and bosses. It's not yet finished and is in early development. It's 70% translated into English and 100% into Russian.
Item Challenge
Give your server a collective goal: collect a set amount of any item before the in-game days run out. Track progress in real time through a boss bar, deposit your items in one command, and see who contributed the most.
MashStrikeDrops
The plugin is aimed at event servers, crates-style mob encounters, grind zones, boss-lite content, and custom reward systems without needing MythicMobs or a larger RPG stack.
Amboss Haltbarkeit / Anvil Durability
Always see the remaining durability of your anvil.
FakeVanish
A simple Vanish plugin. This plugin is designed to hide the server admin panel using the /va command. When Vanish is enabled, the boss panel is displayed.
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.
️ Arachnid Queen Boss - Epic 4-Phase Spider Battle [AI-Customizable]
Metamorphosis mechanic, explosive minions, web traps & berserker mode!
Flame Announcer
A powerful and highly customizable announcement plugin featuring scheduled Chat, BossBar, and Interactive clickable messages with full in-game management.