Mods for Minecraft Java
Browse 43 free mods for Minecraft Java — popular picks include CobbleBoss, Terra Entity, VzlingLib.
Step by step: How to install Minecraft Java mods & modpacks
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CobbleBoss
A mod that allows you to infinitely add and customize your own exclusive Bosses in the Cobblemon world.
Terra Entity
A mod encompasses numerous Terraria monsters and bosses, and constitutes one of the submodules integrated within the larger mod, Confluence.
VzlingLib
A lib that provides bedrock animation support and boss mob templates.
Unknown5473lib
A universal code library prerequisite for mods created by Unknown5473,Provides a Boss mob template library and screen effects..
MythicMobs
Create custom mobs and bosses with advanced skills, attributes, equipment, and more!
Cataclysmic Arsenal - Epic Fight
Redesigns Cataclysm weapons and armor, adding passives and traits based on thematic bosses, allowing them to work with the Epic Fight system.
ExtraMobs Mod
This mod just adds some cool new mobs and bosses. Really fun to use in modpacks.
Fiw Bosses
A data-driven custom boss framework for Forge, NeoForge and Fabric Define multi-phase bosses and minions with configurable abilities entirely through JSON no coding, no restarts.
Equinox's Story Mode Mode Blocks And Other Utilities
A utility for the modpack Equinoxs Story Mode, includes mostly boss fight music for the server events happening over on the official ESM server, and some added blocks
xBossBar
Create, edit and show custom BossBars with a few commands, All on a single plugin.
Styled Boss Bar API
Design your Styled Boss Bar!
AutoMessageSystem
Full auto-message system! Chat, BossBar, Title and ActionBar! PlaceholderAPI support!
CustomHitboxLib
A powerful Forge 1.20.1, NeoForge 1.21.1 library that adds true multipart hitboxes to any entity! Override vanilla's single-square limitation and create complex bosses with precise collision using simple JSON Datapacks or the developer API.
![EnchantedBosses | Endlessly Customisable Monsters [Free]](https://files.mcmodshub.com/thumb/spiget/170521.webp)
EnchantedBosses | Endlessly Customisable Monsters [Free]
An endlessly customisable bosses plugin using SkillsLibrary
The Mob
Mob Framework | YAML | Boss Phases | Radar HUD | AutoSpawn | Player Stats | 1.21.+
AnnounceX
📢 Professional announcements with custom durations, colors, sounds & particles! Title + BossBar modes. Perfect for events! ⚡
♂️ TheMob ✦ Advanced Custom Mobs & Bosses
Mob Framework | YAML | Boss Phases | Radar HUD | AutoSpawn | Player Stats | 1.21+
Custom Boss Zoryth AI
Zoryth AI Boss is a premium, high-performance custom boss framework for Paper (1.21.x).
![EnchantedBosses [Free]](https://files.mcmodshub.com/thumb/modrinth/154027.webp)
EnchantedBosses [Free]
An endlessly customisable bosses plugin using SkillsLibrary
BossReng's UI Mod
Boss_Reng and various Lofi music creators bring you the best visuals and the most comfortable acoustic experience in Minecraft!
ADKM
Defeat a powerful, giant boss roaming your world to claim his legendary Scythe with +16 Attack Damage! A high-risk, high-reward challenge. (Requires GeckoLib)
Vitae
Vitae is a data-driven entity framework for NeoForge 1.21.1 that lets you define custom animated mobs, bosses, and NPCs through datapacks and optional KubeJS scripting.
Translatable crowd speech
Makes crowd speech in warden boss fight translatable
Flame Announcer
A powerful and highly customizable announcement plugin featuring scheduled Chat, BossBar, and Interactive clickable messages with full in-game management.
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.
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.
Lumo (FREE) | KI-Chat mit Groq API (LLM) | Multilingual | Bossbar | Logging
ChatBot | KI-Chat | Lumo | Multilingual
RustyCheck
RustyCheck — a plugin for convenient player checks with reports, a BossBar timer, freezing, and a moderator menu.
Epic Core API Mod (1.20.1) – Direct Custom Boss Fights with Cinematic Cutscenes
Epic Core API Mod provides powerful entity controls, custom screen filters, and in-game cutscene tools for Minecraft. This mod lets you override health values, set up invulnerability, and manage complex mob behaviors without breaking game performance. It also unlocks vanilla attribute limits to give other mods room for extreme stats. Server operators and creators can […]
Unknown5473lib Mod (1.21.4, 1.20.1) – Trigger Intense Boss Fights
Unknown5473lib Mod supplies shared code, visual systems, and boss templates for dependent Minecraft mods. It functions entirely as a background library, meaning it does not add standalone items or blocks when installed alone. Instead, this mod equips other projects with reusable assets like screen shake effects and custom attack mechanics. Features: Provides ready-to-use particle effect […]
Spell Utils Mod (1.21.1) – Library for Iron's Spells and Spellbooks Addons
Spell Utils Mod is a utility API designed to help developers create addons for Iron's Spells and Spellbooks Mod. It provides ready-to-use systems, classes, and tools that simplify the process of building custom spells, mobs, and bosses. This mod is mainly intended for mod developers, not regular players. Features: Mob & Boss Systems Custom spellcasting […]
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 […]
FDLib Mod (1.21.1, 1.20.1) – Code for Cinematic Bosses
FDLib provides a collection of shared tools and systems that other mods need to work properly. This library adds features like model and animation loaders, client-side cutscenes, custom boss bars, and configuration options. It serves as a foundation that certain mods require to function. Features: Adds a loader for Bedrock models and animations. Supports client-side […]
Draylar's Battle Towers Mod 1.17.1, 1.16.5 (Tower of Crazy Death Challenge)
Draylar's Battle Towers Mod 1.17.1, 1.16.5 is a take on the popular Battle Towers mod. It was made using the Fabric API, which runs on 1.14. This mod adds some very tall towers full of loot and a big boss that wants to say hi to you. Once you have installed this mod, you will […]
ForgeBrainLib (Deprecated)
ForgeBrainLib provides additional functionality for mods using Minecraft's newer entity AI system - "Brains" - mainly used by villagers and the more recent boss mobs.
Mega Horror
An Insane full horror Mod With Custom Boss, Insane items, custom Dimensions and much more!!