Data Packs for Minecraft Java
Browse 2,935 free data packs for Minecraft Java — popular picks include Genetic Modifications (GenMod), Quality of Laik, GvR's Mobestiary.
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Genetic Modifications (GenMod)
An origins style datapack that adds 6 craftable genetic modification syringes.
Quality of Laik
Adds a lot of quality of life changes to as much of the game through datapacks as possible!
GvR's Mobestiary
Adds a Mobestiary :p
Ecos Dire Wolf Data Pack
A data pack that allows the dire wolves from the Ecos Dire Wolf Reskin Resource Pack to spawn
Oddions Be Gone
Datapack for Oh The Biomes Weve Gone that disables Oddions from spawning in the Allium Shrubland Biome
Chaos Caged Datapack
A Datapack adding compatability between Chaos Awakens and Caged Mobs

Alex's Mobs fishing
Adds items from "Alex's Mobs" mod to fishing loot tables.
Infinite burn
In this data-packet you will burn infinitely
Terralith × ButterBee: Biome Bridge
Terralith × ButterBee: Biome Bridge is an unofficial compatibility data pack that assigns ButterBee animal variants to suitable Terralith biomes.

Sulfur Cubes Persistence
stops the sulfur cube from despawning
Better Hardcore Datapack
Completely overhauls Hardcore mode to be true danger.
Patrols every day
Pillagers will never sleep through patrols
Cool Tools & Weapons - Data Pack
This Data Pack adds: 5 new bosses,30+ new items,1 new dimension,1 new soul system to allow changes to spawners in a survival friendly way,3 new structures to that dimension,5 new biomes;

The Copper Joke
This Datapack makes silly changes to the new Copper Age Minecraft update.
Fishy Folk
An Origins mod data pack with merling spinoff origins
Alone - Disabling mob generation
By enabling this datapack when creating the world, you will no longer encounter entities that were invoked when generating chunks. They can still be summoned by commands, summoning eggs or spawners, skulk screamers and some other ways.
Stop Killing Turtles
This datapack makes it so there are SEVERE consequences for attacking sea turtles.
Ace Up The Sleeve
Drop to 4 hearts and trigger your Last Stand — summoning Guardian golems and granting powerful buffs to turn the tide of battle.
Desactivar modo combate epic fight en mobs
This datapack disables battle mode for some mobs, such as the Hoglin, Zoglin, Ravager, and Skeleton. It was developed for testing purposes only and will not receive updates.
Creeper every minute
Have you ever wished creepers didn't exist? Well in this "minecraft but" challenge, i made sure you never say YES!
Mobs Devolve
Mobs devolve into weaker mobs when killed, with trigger function to change multiplier.
Custom Entity API
A datapack API allowing anyone to add custom entities, or bosses, to Minecraft: Java Edition, powered by Animated Java.

W's Rehearted Arboks
Allows Ekans & Arbok (snake_pattern=heart) to spawn naturally.
Duck Mod Extras
A data/resourcepack demonstrating how to add variants to Duck Mod
Wither Spawn Egg
It allows you to craft Wither spawn eggs.
Euphoria Ghasts
Adds the Euphoria enchantment to harnesses, speeding up happy ghasts
wolf pack control
allows you so sit/unsit all dogs/cats in 25 block raduis at once, good for people with lots of dogs
Eversource
Ever wanted to have your very own EverSource chicken, like in Minecraft StoryMode? Well, now you can. It's been updated to work with all the new mobs added in 1.21.9...
Bob's Datapack
This datapack is basically a few weird addons that I added to minecraft while I was sick and off my meds. It adds (semi) realistic injuries for players and mobs and a few other things.
Spirit Flight (Faster Happy Ghast)
Adds an enchantment for the Happy Ghast Harness that makes the Happy Ghast faster. Compatible with Minecraft 1.21.6+
Gamble Drops
Gamble drops is a Datapack where ever block drop or mob drop is rolled by (0 to 4) and you either get nothing or more than usual drops
Cataclysm Bosses in Dungeon Realm by Karl Karlmann
Simple Datapack that places Cataclysm Bosses and Mobs inside Dungeon Realms
husks drop sand and gravel by YoungEagle
a simple datapack that makes husks drop sand and gravel
Villager Eggs
Add two recipe (villager and zombie villager) and two advancement.
Wet
Give entities fire resistance for 5 sec when standing in water or rain.
Fixed Mob Explosions
This datapack changes the gamerule mobExplosionDropDecay