Minecraft Java 1.20 Mods
Browse 1,969 free mods for Minecraft Java 1.20 — popular picks include RealTime Bossbar, Harrowing Hells (Data Pack), Technomancy, The New Age.
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RealTime Bossbar
Time Display in the Bossbar
Harrowing Hells (Data Pack)
[NOW SURVIVAL SUMMONABLE] Adds the Cinderscourge, a highly developed boss entity with a diverse arsenal of attacks at its disposal. Usable in mob battles.
Technomancy, The New Age
Fusing Create automation, Mekanism tech, and Ars Nouveau magic. Explore unique biomes, dungeons, and dimensions while facing epic dragons and bosses. Master modern guns, parkour, and heavy optimization for a smooth RPG adventure.
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.
Craft Spawner And Egg
This mod add craft for spawner and many egg (Many eggs are not added, such as boss eggs or eggs from useless creatures, for example, foxes.)
Chicken King
This mod adds boss: the Chicken King
RealmCraft
RealmCraft is a Forge 1.20.1 fantasy RPG modpack focused on exploration, dragons, magic, epic bosses, and endless adventures. With over 330 carefully selected mods, every journey is unique.
eclipse-of-divinity
"The Ender Dragon has evolved. Can you survive the ultimate 3-phase boss fight?"
Big Weaponsmith
Replaces a Weaponsmith with the well-known Big Boss.
Magic And Beyond
An epic Magic and RPG modpack featuring Iron's Spells, Epic Fight combat system, and dangerous bosses with custom ambient sounds!
Apocalypse TNT
Explore countless new explosives, items, and bosses! Prepare for apocalyptic destruction.
ZomBoss
Can you beat the STRONGEST Zombie in the game?

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.
Darksign-Modpack
Soulslike adventure modpack with tons of bosses
Big Globe x Bosses'Rise
Compatibility Datapack between Big Globe and Bosses'Rise.
Daily Boss X Cataclysm
this datapack makes daily boss and cataclysm compatible
Edens Grace
(Just a modpack for friends) Edens Grace is a modpack that aims for the player(s) to have a never ending experience. From bosses to starting a family, it's almost endless what you can do.
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.
Ultimate Announcer
Minecraft plugin for customizable boss bar events and announcements
the ultimate rpg modpack
this is a rpg modpack tht adds alot of stuff like bosses and skill tree
Exi's Experiment #2 - Action & Adventure
This modpack is an action & adventure, filled with new bosses, biomes and items that'll enhance your gameplay
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.
Noctura
Noctura is a Modpack, that overhauls minecraft in a fun and vanilla+ way! Find exciting structures, collect loot and fight bosses!
Ascension by void
Ascension — A curated Fabric 1.20.1 modpack blending tech progression, magic systems, and combat overhaul into one balanced experience. 162 mods with optimized performance, stunning shaders, and a challenging late-game boss gauntlet.
Randomizer Egg
Adds randomizer egg that spawns a random mob or boss when used.
ServerCreators - Bossy [ANARCHIA.GG]
boss events anarchia
MC: Triboss Mayhem
A Modpack offering a semi-short adventure and fighting experience
Disable Apotheosis Minibosses
Disables the default mini-boss spawns from Apotheosis (e.g. Honeyed Archer, Undead Knight)
Daily Boss X Wither Storm
this datapack make daily boss and cracker's wither storm compatible
Necromancer NPC
A gameplay mod for Minecraft 1.20.1 that introduces a challenging new night-time mini-boss: the Necromancer.
HardcoreMobs
Script your own boss!
AnimalTranser
AnimalTransfer is a plug-in from ZDev. Transfer of animals with preservation of NBT. The plugin allows players to transfer any animals (except forbidden ones and bosses) into a special item.
Foresaken lore
This mod is a Foresaken Crowns Lore Addon, adding a Lore Page that tells you about each of Forsaken Crown's Bosses and their possible drops.
RegionDisplay
Displays the WorldGuard region name, action bar, boss bar, and sound notifications.
KT Boss Bars [DLTB]
Adds new boss battles like in Dying Light
Legacy:REBORN
An average medieval build with elements of the industry that is suitable for a lover of dungeons and bosses, as well as for a lover of hellish torments with technology.Great for pair survival when your friend is a tech-loving nutcase.