Mods for Minecraft Java
Browse 288 free mods for Minecraft Java — popular picks include blazeQOL, Skillbound-RPG, Integrity Bossfight Spawner.
Updated daily
blazeQOL
Minecraft mod for Hypixel Skyblock which features QOL for Blaze Slayer giving you a HUD with general information about the current boss.

Skillbound-RPG
Skillbound transforms Minecraft into a classic RPG with level-based skills, improved combat progression, magic, prayers, Slayer tasks, bosses, new equipment, and rewarding unlocks as you advance from levels 1–99.
Integrity Bossfight Spawner
Makes Integrity from The Broken Script spawn on a custom day!
MythicKorra - Advanced ProjectKorra & MythicMobs Integration Addon
Expand your MythicMobs bosses with element-based mechanics, statuses, conditions and more!
Growth Mobs
Growth Mobs adds powerful growth stages to Minecraft mobs, transforming ordinary enemies into massive bosses with unique abilities, custom boss bars, devastating attacks, and enormous health pools. Progress through new gear tiers.
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.

CobbleCatalyst
Adds Cobblemon trainer battle phases to Cataclysm boss fights, turning boss fights into hybrid combat and Pokemon battle challenges.
Sleep Vote
Sleep Vote adds a configurable multiplayer night skip voting system to Minecraft, letting all players vote to skip the night with interactive chat buttons, boss bar feedback, and optional automatic night votes.

Chaos Structures
Every 60 seconds, a random player is chosen and a random vanilla structure spawns nearby. Players receive countdown warnings and a bossbar timer, turning every world into unpredictable chaos.
Godmode- wither rework
This mod entirely reworks the wither boss in minecraft, with custom loot, moveset, etc
Sapphire Tools and Armor Mod
This mod adds Sapphire Tools, Armor, and a cool new boss.
Project: TitanSlayer
Slaughter Mobs and Bosses in a Doom Style
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.
MCHelper
MCHelper is a mod that makes managing commands and item bindings in Minecraft a little bit easier. Bind commands to items and get notifications in a boss bar.
Yori3o's Trash 'n Brainrot
Stinking trash cans, 5G towers, a new boss - everything you needed
Ala Loot
Random loot from the entire item registry - drop chance equals your XP level. Boss kills give legendary stacks. Multi-language, fully configurable, server-side only.
No Boss Health Bar
No more big health bars appearing in your screen. Small mod that does exactly like the name says.
Artifacts and Bosses
This mod adds new gems that can be collected from 4 new bosses
WarFmod
A mod that adds new mobs and bosses to your world, as well as new features and items.
Custom Boss Zoryth AI
Zoryth AI Boss is a premium, high-performance custom boss framework for Paper (1.21.x).
Randomizer Egg
Adds randomizer egg that spawns a random mob or boss when used.
Boivindo
A gaunt bovine humanoid that doesn't hunt you, it grades you. It picks the best-fed player, always knows where you are, never runs, and cannot be killed. No boss bar, no chase music.
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.
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.
The broken knight
a new nether bossfight to the game
BossReng's UI Mod
Boss_Reng and various Lofi music creators bring you the best visuals and the most comfortable acoustic experience in Minecraft!
Zombieium
Zombieium adds configurable night-time zombie waves and an optional boss encounter with a red warning beam, fiery arrival effects, and unique drops.
BBAds
Want to capture your player's attention? Use bBAds to display custom messages via the BossBar. Features include configurable server ads, player-submitted content, a regex filter, and robust admin controls. Tailor messages to match your server's style.
AMGHud
💰AMGHud💰Bossbar HUD, TAB List💰
BossBarUltra
Modern floating health bars for mobs using Minecraft’s TextDisplay system. Lightweight, customizable, and perfect for RPG and PvE servers.
DeathBeacon
A lightweight Paper plugin that marks death locations with infinite particle beams and dynamic Boss Bar timers for effortless item recovery.
HardcoreMobs
Script your own boss!
BossHeart
A mode that makes playing more comfortable
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.
MOAR Tools
MOAR Tools is a progression and combat expansion mod that adds three new gear tiers, two dungeon systems, a full boss encounter, and a suite of custom mobs all designed around a dark, End-themed aesthetic.
Folded Iron
A boss/item/weapon/after game content mod