Data Packs for Minecraft Java
Browse 2,961 free data packs for Minecraft Java — popular picks include Wither Debris, OP passive mobs, Better Hardcore Datapack.
Updated daily
Wither Debris
Adds a chance for Withers to drop 1 - 4 Ancient Debris when killed by a player (not compatible with any other datapack that rewrites the wither's loot table)
OP passive mobs
This pack makes the panda, the bee and most importantly the snow golem OP.
Better Hardcore Datapack
Completely overhauls Hardcore mode to be true danger.
Wet
Give entities fire resistance for 5 sec when standing in water or rain.
Bolec's Nightmare Hunt
A nightmare lurks beneath the surface — creatures driven by pure hunger will claw through the dark, stopping at nothing to find you
True Man's World
This data pack is designed to make your survival more difficult without adding new mobs, using hardcore or reducing health to zero.
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+

Sulfur Cubes Persistence
stops the sulfur cube from despawning
Fishy Folk
An Origins mod data pack with merling spinoff origins
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.
Aquaila's No Mob Armor Drops
This Datapack stops entities from dropping their armor by setting their Hand drop and Armor Drop chances to 0.0
Quality of Laik
Adds a lot of quality of life changes to as much of the game through datapacks as possible!
Teggs Happier Ghasts
A feature to make Ghasts a little bit quicker when holding a snowball in the off-hand

SpyGlassMeData
Datapack that is used by the SpyGlassMe mod.
Sheep Behavior Reversion
This datapack reverts the 1.21.5 update changes to sheep behavior, preventing them from eating short grass, ferns, short dry grass, and tall dry grass.
Hardcore meat
Meat from cows and pigs drops much less
Armored Villagers
Villagers equipped with fully enchanted netherite armor.
Last Resort Soup
Adds an insanely OP stew that is meant as a last resort when all else fails
Genetic Modifications (GenMod)
An origins style datapack that adds 6 craftable genetic modification syringes.
Overlord_guardian
want more difficulty? more mobs? this datapack has it all plus a designated guardian that can be every mob!
Volcanic Distillery
Adds a recipe to immersive petroleum to turn lava into tconstruct molten metal, and immersive geology slag byproducts.
Survival+
Survival+ is a datapack that adds difficulty and suprise to Minecraft again. By adding tougher enemies and cool unique items. Along with a bunch of new mechanics and reworks of some old ones, causing you to relearn Minecraft in a whole new way!
Villager Eggs
Add two recipe (villager and zombie villager) and two advancement.
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.
Patrols every day
Pillagers will never sleep through patrols
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

The Copper Joke
This Datapack makes silly changes to the new Copper Age Minecraft update.
Infinite burn
In this data-packet you will burn infinitely
Epic_medieval entitys
this mod makes medieval entitys can dodging and attacking with EpicFight combat system
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.
wolf pack control
allows you so sit/unsit all dogs/cats in 25 block raduis at once, good for people with lots of dogs