Data Packs for Minecraft Java
Browse 43 free data packs for Minecraft Java — popular picks include Roguecraft, Gravestone Dungeons Data Pack, Fishing Expansion.
Updated daily
Roguecraft
A game changing data pack that aims to turn Minecraft into a Roguelite game, including new mechanics, a new final boss, upgrades, abilities and way more
Gravestone Dungeons Data Pack
This data pack adds dozens of small and massive dungeons, bosses, custom loot, magic spells, many custom weapons, enchantments and much more!
Fishing Expansion
Enhance the fishing experience with more loot, new enchantments, new boss, real mob fishing, special fishes, turtle armor and more!
Just Boss Swords
Just a mod that lets you borrow the powers of the different boss
Vaults of Abandon
Conquer the Vault, in the Vaults of Abandon - Dungeon Datapack. Battle Epic Bosses, Explore vast dungeons, and utilize powerful magic. Access over 50+ Custom Items, and battle over 20+ Custom Mobs.
Overgrown's Origins: Wither Unleashed
Dare to face the ultimate challenge in Minecraft? Upgrade your game with Origins: Wither Unleashed, a pack designed to transform the Wither boss battle into a ferocious and thrilling experience reminiscent of the Bedrock Edition's intensity.
Moar Bosses
Moar Bosses adds 7 types of randomly spawning bosses into your Minecraft world. Each boss has 3-5 unique and crazy magical attacks, and drop cores that can be used to craft magic wands. The bosses have custom textures using Optifine or Reselect or CET.
Wither Ascension
Makes the Wither boss harder with phases and abilities
Fortress of War | Nether Fortress Update
Updates and expands the Nether Fortress into an intense, objective-based combat challenge with custom loot, enemies, and a boss.
Herobrine Boss Fight
Adds Herobrine Boss Fight to Survival Minecraft. Only for really skilled players.
Ea Nasir's Items and Bosses Pack
Introduces new bosses, items, and more!
Tales of Silta
A survival, multiplayer friendly datapack all about magic spells, wands, wizardry, fantasy races, lore, fighting evil bosses and exploration of ancient structures.
Pirate Adventures
Pirates is a huge project for the Minecraft game in the form of a DataPack. By installing the required ResourcePack and the DataPack itself, you get a large number of new mobs, items, blocks, mechanics, and bosses.

Warden bossfight
Turns a player into a boss with warden and sculk-based abilities
epic fight, cataclysm,bosse's rise, born in chaos, hazennstuff, cataclysmspellbook compatibility datapack
A datapack that make epicfight compatible with hazen N stuff, bosse's rise, iron spell and spellbook, and born in chaos for minecraft neoforge 1.21.1

Undermagic II
Progression expansion featuring flashy weapons, structures, and a challenging boss fight
Journey to the North-East
A combat focused datapack that revolves around powerful new weaponry and deadly bosses.
Blockhead Bosses
(WIP) A datapack that features difficult bosses and custom weapons.
tensura mahou tsukai damage compatibility
just make mahou tsukai attack works on tensura boss
LOUIS BOSSES
VANILLA BOSSES DATA PACK
Dangerous Nights
Every night without sleep makes the world more dangerous. Survive growing monster hordes, defeat minibosses, and earn stronger rewards as your streak rises.
Pandemonium Bosses
This data pack adds new fun bosses to fight
Spells & Sorcery
Datapack that adds Spellbooks, Alchemy, New Items, New Mobs, and even a New Boss!
Legendary Enchantments[1.21-1.21.1]
Have fun with the new enchantments and the new boss!
Every Single Beast
Diversify your journey through the world of Minecraft with new mobs, bosses and structures! 🌱❄️⚡
Magworm
a difficult but simple boss, also yet another A.B.E. pack
Mob Heart: Killing Mobs Give you 1 permanent Heart
Get permanent extra hearts by killing mobs! Every mob type gives +1 heart ONCE, works across deaths, fully automatic. Includes passive, neutral, hostile, and bosses!
Frosty Day
New mobs, structure, boss and other cold stuff! ❄️
Experiency Bosses
Experiency Bosses is a datapack that brings forth four legendary foes, each bearing unique treasures—from the Axolotl lurking in the ocean’s depths to the Wither Skeleton King, crowned in shadow.
Warden Fight: Reimagined
A vanilla-like overhaul of the warden boss fight
Boss Warps {Data Pack}
A lengthy escapade and a fierce scrimmage, followed by an effortless return home. Based on the Boss Rifts mod by jodlodi, but for the Fabric/Quilt-savvy users!
Inferno World
Dimension, epic boss battle, and tools inspired by a magical hell
Sculk Wrath
Sculk Wrath is a complete Warden boss overhaul datapack that transforms the Warden into a 4-phase boss fight with custom attacks, boss bar, music, configurable drops, and dramatic animations.

Bosses Reimagined
This is release of Bosses Reimagined. It is release but ,if you have any bugs you can message me.
Endmode 2 | Terraria Style Datapack
Terraria inspired overhaul to progression. New bosses, items, etc.
Tensura Cataclysm Loot Data Pack (1.21.1) – Earn Rare Magic Drops
Tensura Cataclysm Loot Data Pack adds items from the Tensura: Reincarnated mod to mob drop tables in L_Ender's Cataclysm. Defeating powerful bosses and dungeon monsters rewards you with elemental essence, cores, shards, and magic ores. Each Cataclysm structure matches its thematic element, giving you clear targets when farming specific materials. This integration helps connect combat […]