Forge Mods for Minecraft 1.20
Browse 126 free Forge mods for Minecraft 1.20 — popular picks include Runethal, BLACKSOULS II, Magical Monsters 'N' Gears.
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Runethal
Runethal is a Minecraft modpack focused on cooperative fun, adding bosses, dungeons, mobs, weapons, and custom adventures for friends to explore together.
BLACKSOULS II
A hardcore dark-fantasy RPG mod with custom stats, skills, bosses, souls, weapons, accessories, and brutal combat mechanics.
Magical Monsters 'N' Gears
Plenty of exactly what the title says! Fight through towering bosses, cast spells, and build a factory that can produce nearly every vanilla resource!
Ominous Offerings
An Ominous Mod featuring pillagers. Venture into deep dungeons and craft soul weaponry! And even a boss to find and kill!
Summoner Mod
A mod that adds 4 bosses and 4 structures. Almost no dependencies!
The Angry Ghast
Three new Ghast themed bosses, one for each dimension
Mythralia (abandoned)
Mythralia is an epic Minecraft mod that takes you into a world of magic, floating islands, and mythical creatures. Explore enchanted biomes, master powerful spells, face formidable bosses, and forge legendary weapons in this one-of-a-kind adventure!

Weapons Of Legends
Weapons Of Legends Adds Difficult Dungeons, Insane Boss fights, and Insane Items.
Born in war Ashes
A large-scale mod that changes the vanilla game in all aspects: Many bosses, unique items, weapons, accessories, mana system, stealth system. Class division of players, many structures, new biomes, new mobs.
souls like universe entities rework
updated souls like universe for better bosses compatible with latest epic fight addons
Penguin Madness
A mod adding Bossfights weapons and more!
Ruinous
A minecraft mod that adds a bunch of stuff, including new mobs (2 bosses), new gear and new structures.
The twigfr's roleplay modpack
This modpack focuses on creating a fantasy roleplay adventure for minecraft. This modpack features new bosses, weapons, creatures and more! This modpack also has an affect on world generation featuring mods like biomes from the biomes o plenty mod.
Advancement Share
Shares kill advancements and XP from mobs/bosses with all players who dealt damage.
Oscurium
This mod adds new bosses, items, tools, armour, mobs and dimensions.
Worlds O' Plenty
A curated modpack featuring all sorts of experiences!: - Adventure! - Decorations! - Bosses and Mobs a plenty! And of course... *drum rolls* Plenty of Worlds to explore!
Thorm's Bosses
An action-packed End expansion adding 3 new dimensions, custom resource progression, and 8 legendary animated bosses with exclusive rewards.
Holger Soup and Sorcery
This Mod adds many soup themed items to the game. Also a flying soup boiler that attacks you and a Soup Biome and Dimension. Also this mod adds the substance Holrosium and Holgarium, Crows and a Bossfight with Holger.
Forgin'
240+ Mods | From magical botania, to tech such as create and Ad astra! New dimensions, biomes, mobs, generation, bosses.. and much more..
random things/stuff
random things i added with blockbench for models and mcreator this adds new ore mobs bosses blocks tools items and much much more
Badger Colonies
A dangerous RPG world full of bosses and creatures. It's time for YOU to gather your group and challange the dangers of this land. Pick a origin, your weapon of choice and charge forth!
iMode
iMode adds witchery, custom spells, new mobs, 4 new bosses, an infinite dungeon dimension and makes game progressively harder. Also adds a level system. Everythig is toggleable in configurations.

IceNFireFactionsWeapons
this project is supposed to be another part of my other project about faction in iceandfire dragons, which will get released soon. it adds ancientite, a rare ore made of ancient dragon remains. it adds weapons, a boss, and armors
Chicken King
This mod adds boss: the Chicken King
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.
The Scorching Mod
This project adds a new dimension, damage type, and new mobs (including one undead boss) and 3 new structures! This mod is something I made for fun some years ago, and I'm deciding to upload it to modrinth now but I might be missing some features.
Kiwi's Adventure Pack
A content-packed adventure modpack featuring new bosses, magic systems, enhanced world generation, dungeons, dimensions, creatures, and exploration-focused gameplay.
darkabyss
hadows fall, the abyss awakens. 5 terrifying new mobs + the Abyss Lord boss fight. Craft the Dark Abyss armor set for Night Vision, Resistance, Speed & Jump Boost. Dare to enter the darkness?
Demogorgons Mod (1.20.1) – Turns Minecraft Into Stranger Things
Demogorgons Mod adds Demogorgons from the series Stranger Things into Minecraft. Over time, they will begin to enter the game world through portals, emit loud and frightening sounds, and start hunting the player – and basically all living creatures. These are not bosses, but regular mobs. They move very fast, deal heavy damage, and look […]
From The Shadows Reborn Mod (1.20.1, 1.20) – Fight the Darkness
From The Shadows Reborn Mod adds new hostile mobs, bosses, weapons, and progression systems centered around shadow magic and cursed creatures. Features: Introduces shadow mobs that spawn in the overworld and special biomes. Adds boss encounters tied to progression and loot. New weapons and armor sets infused with shadow energy. Defeating bosses unlocks recipes and […]
Mowzie's Mobs Mod (1.21.1, 1.20.1) – Slay Bosses for Their Gear
Mowzie's Mobs Mod adds a variety of fictional creatures to your Minecraft world, each with unique AI, smooth animations, and a rich atmosphere. This mod challenges you to face new bosses and enemies. If you defeat them, you can claim their magical abilities and powerful items for yourself. Get ready for exciting new battles against […]
Legendary Monsters Fix
Have you ever been frustrated by the various restrictive mechanics of bosses in the Legendary Monsters mod that you couldn't modify? Potion effects don't work on bosses?Damage cap per hit, making
Waters' Tetra Chaos
Tetra + Optional Compatible Mods. Designed to make the game more challenging and expansive. Bigger bosses, more events, harder mobs, better combat, more rewarding progress.
Magic Of The Legendary Monsters
This Modpack adds magic and bosses
Mokels The Shattered Goddess (DISCONTINUED)
Encounter new soulslike bossfights
ConRad's Scary Spiders
Scarier Spiders perfect for horror, hardcore and vanilla+ modpacks! New boss, dungeons and weapons (and obviously spiders)