Forge Mods for Minecraft Java
Browse 1,354 free Forge mods for Minecraft Java — popular picks include The Worst Shin Sonic Mod, honkai_craft, DiexvCreeper.
Step by step: How to install Minecraft Java mods & modpacks
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The Worst Shin Sonic Mod
Adds Shin Sonic into the game as a boss mob that will grow bigger as he eats!
honkai_craft
Inspired by Honkai Impact 3rd's settings, incorporating mod elements such as weapons, bosses, and terrain corruption

DiexvCreeper
A special creeper.It almost never dies naturally.It boasts a unique boss health bar, and the projectiles it fires can automatically track enemies, releasing colored lightning.
Boss Checklist - Voidscape Compatibility
Integrates the augmented Null Servant bosses as well as the Corrupted Pawn from Voidscape as entries in the Boss Checklist mod
Cruel Remake
New weapons, dimentions, bosses
Biomes Of The Ancients
A Realm RPG mod that aims to overhaul Minecraft entirely, adding new bosses, biomes, mobs, dimensions, tools, weapons, etc. With a lot of lore to invest into.
Harsh Encounters
Adds custom strong bosses to the game.
Geneses Bosses
Add new bosses and sword and two biomes in minecraft
legendary kings
Plus 3boss and 2 monster and 5item

BossCraft Respawn : Overlord
Unofficial Port of BossCraft and BossCraft2 Content
Nuclear Hurricane Gamer Boss Mod
a mod that adds me as a boss into your minecraft
Nightmare Monsters
A mod that adds new monsters, and bosses
Traditional Korean Food / 한국 전통 음식
adds traditional Korean food such as bossam, bibimbap, and gukbap.
OreSpawn Boss
This mod adds bosses from OreSpawn to Minecraft
RSMC: The Third Age (RuneScape in Minecraft)
RSMC: The Third Age is a Minecraft MOD that brings RuneScape to your Minecraft Worlds. RSMC can be played in Single Player or Multiplayer. It adds 24 Skills, Trading, GE, Bossing, Mini Games, Dungeons, and so much more
Contoro's Ores+
This mod adds ores and new tools and armor, but with a twist. The player needs certain leveled tools to get stronger ores. This mod also adds a new dimension and a new boss.
Flightless Dragon
Adds some goals that require killing the bosses and beyond. You play as gem-eating dragon on a quest to become as powerful as possible with the help of some new items.
BriskRocks mod
In this mod you can find a bit of everything such as bosses, mobs, weapons, tools, armors, blocks, items and more, divided in four elements
Gun and Boss
Weapons and a new miniboss in minecraft
UnderCraft - Deco And Bosses
This mod add undertale content in Minecraft
JulekPL10's CoreCraft
A mod that adds a lot of new content, many bosses, and items.
Eccentric World
Add a new weird world with Bismuth and Bosses.
ProjectE: EMC for L_Ender's Cataclysm
Hand-balanced conversion values so boss loot, dungeon metals and ruin blocks finally work with Equivalent Exchange-style transmutation.
The Dulling - A Final Challenge
Adds an eldritch threat to your world, with Bosses, Dimensions, Magic, & more!
God Of Cosmos 3.2.0.5
This Mod Turns Mobs Into Unkillable Bosses
Vanilla Evolution (EVEP)
Advance through this mod by getting better armor and weapons through mining, exploring, killing bosses, and grinding
Reverscore
Reverscore is a mod for the Revers Modpacks which adds various items and bosses.
Chaos World
Add a list of weapons with great abilities. A struction and a powerful boss.
Spooky Scary Skeletons
A fun RPG mod with new ores, mobs, tools, armor, bosses, and more!
Wannabe Bosses
A mod that aims to add interesting boss-fights inspired by different characters.
Ultimate DayCounter
A fully customizable day-counter datapack with an interactive dialog GUI, animated bossbar/actionbar, live progress, and new-day celebrations.
RPG Bosses
A utility mod for modpack authors to create bosses more RPG style.

Calamity
Calamity is an expansive overhaul project that introduces challenging new bosses, unique mechanics, and a rich layer of lore to the core experience.
Foolish - Boss Music Addon
Makes all boss-dropped music disc tracks play during their respective boss fights in the Foolish mod.
Mob Net
This mod allows you to control mobs using nets, which can capture, store and free almost any creature, from passive animals to dangerous bosses!
Lijm's Expanse
Lijm’s Expanse expands Minecraft with firearm manufacturing, vehicle assembly, magic, spell tomes, new bosses, and even cheesemaking. A vast new expanse of possibilities awaits!