Data Packs for Minecraft Java
Browse 1,555 free data packs for Minecraft Java — popular picks include lavs Renewable Echo Shards, Better Warden, Craft Spawners and selected Monster Eggs.
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lavs Renewable Echo Shards
This datapack makes the warden drop Echo Shards when killed by a player, making these renewable, as long as you can kill the warden.
Better Warden
Configurable Shrieker Behavior | This data pack aims to fix the issue of Shriekers being almost completely useless after being picked up by the player while allowing for a balanced and customizable experience.
Craft Spawners and selected Monster Eggs
Vanilla+ crafting recipes utilising mob heads.
Pandora ReForged
4YR Project building Pandora from the movie Avatar in Minecraft
Shattered Kingdom
Custom structures, legendary weapons, powerful armor trim powers and weapon bindings that give any item overpowered attacks and benefits
Hatchable
Automatically hatches eggs or any configured item before they despawn.
Tameable Wither DataPack
This Data Pack Lets You Tame Withers
Random Mobs spawn every 20 seconds
Every 20 seconds, a random mob spawns right on you. Pure chaos. Pure fun.
Truly Random Mob Drops
Any mob may drop any item, truly.
Useful Name Tags
Adds multiple uses for name tags!

greenishlemon's XP Hearts
Gives you 1 extra heart for every 5 XP levels.
Disable aggressive animals for Overly-Realistic
An addon for Overly-Realistic to automatically disable aggressive animals
The Complete Drop Multiplier
Multiply what every block, mob, and fish drops, x4, x16, or x64. Default is x4. Switch tiers mid-game.
Happy Ghast but Fast (9x Speed)
This makes the happy ghast faster using Minecraft attributes
99 Nights in The Forest
Old Growth Pine Taiga ONLY and adds 99 Nights in The Forest with basic functionality including a monster, players, a campfire, and upgrades, no abilities yet.
PermaEfe Extreme Survival
PermaEfe is a Minecraft datapack that increases the difficulty progressively for 30 days, with mechanics such as permanent death, boosted mobs and unique craftables. Ideal to play with friends and test your survival.

Upgrades for Sheep
Craft unique upgrade modules for sheep, which unlock new abilities for them.

The Claw Datapack
Extend the range you can place/brake blocks with a new tool! Inspired by the Crab Claw, introduced my Mojang in the 2023 Mob Vote.
Cat Amulets
Adds an amulet which you can give to cats, which will give you an extra heart for every cat with an amulet around you, and also more amulets to extend the powers
Villagers on Strike
Disables villager trading while keeping other village mechanics
Adaptive World
Adaptive World is a datapack/mod that makes the game harder the more you stay in one area
Ridicule
Random items added to minecraft

Death Collection
Are You Ready to Collect all the death ! Good Luck !
Harmless Slimes
This datapack/mod makes slimes do no damage
Frogslime
Small whimsical improvements of frogs to make them more fun!
Happy Ghast but Fast (8x Speed)
This makes the happy ghast faster using Minecraft attributes
Turn Into Baby
A simple datapack that lets you turn eligible mobs into babies.
Mighty Steeds
Horses are under-appreciated by Mojang, lets give them some love!
Strengthening Golems│強化傀儡
You can repair snow golems using snowballs, just like you can repair iron golems.│你可以用雪球修復雪傀儡,就像修復鐵傀儡一樣。
Speedy Flying Mobs
Makes speed/slowness potions work on Happy Ghasts and other flying mobs.
Craftable Mob Heads
A datapack that allows you to craft mob heads
Wither Fortress│凋零堡壘
Now the Wither has its own home — the Wither Fortress, and you can no longer outmaneuver it.│現在凋靈有了自己的家──凋靈堡壘,你再也無法巧勝它。
Randomized Villager Names
A data pack that gives random names and titles to all villagers you trade with totaling over 3000 combinations.

Wool makes string
Adds the ability to craft wool and carpet into string.
Cobblemon: ASAS - Trainer's Influence
AllShapesAndSizes - Lite alternative. Your Pokemon is short and it's YOUR fault.
Monee
A simple multiplayer mod/datapack that adds simple currency to any server. This can be used as base of an economy