Forge Mods for Minecraft Java
Browse 1,240 free Forge mods for Minecraft Java — popular picks include Boss Checklist - Voidscape Compatibility, Cruel Remake, Harsh Encounters.
Step by step: How to install Minecraft Java mods & modpacks
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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
Harsh Encounters
Adds custom strong bosses to the game.
Geneses Bosses
Add new bosses and sword and two biomes in minecraft
the hiker
the hiker, a scary mod that adds a new boss named the hiker, it also add a new biome, the hikers forest. and different variants of the hiker!
legendary kings
Plus 3boss and 2 monster and 5item
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
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.
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.
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
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
The Worst Shin Sonic Mod
Adds Shin Sonic into the game as a boss mob that will grow bigger as he eats!

BossCraft Respawn : Overlord
Unofficial Port of BossCraft and BossCraft2 Content
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.
Gun and Boss
Weapons and a new miniboss in minecraft
Eccentric World
Add a new weird world with Bismuth and Bosses.
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.
Spooky Scary Skeletons
A fun RPG mod with new ores, mobs, tools, armor, bosses, and more!
Legendary Herobrine
Epic boss battle mod featuring Herobrine with advanced combat AI, elemental powers, and legendary weapons.
Wannabe Bosses
A mod that aims to add interesting boss-fights inspired by different characters.
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!
halerai: weapons and bosses
this mod adds various tiers of weapons, una dimension and bosses
Chaos World
Add a list of weapons with great abilities. A struction and a powerful boss.
Boss Checklist - Desert Behemoths: Sandworms! Compatibility
Integrates the Sandworm from "Desert Behemoths: Sandworms!" as an entry in the Boss Checklist mod.
Abstract RPG
Burn, destroy, tear apart and annihilate hordes of enemies using an impressive arsenal of weapons with your friends or solo. Travel through dimensions, loot, defeat bosses, explore magic and technology
Dead World [Remake]
Four new dimensions, a lot of new creatures, new bosses and monsters to defeat in this mod to explore. From the oceans to the caves, you will find dangerous monsters and beatiful creatures.

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.