Data Packs for Minecraft Java
Browse 15,837 free data packs for Minecraft Java — popular picks include Mansion Redux, Fire Fits for Fire Cats - Cobblemon Costume Pack for Incineroar, Standard Day Counter.
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Mansion Redux
An overhaul of the woodland mansion bringing it up to date
Fire Fits for Fire Cats - Cobblemon Costume Pack for Incineroar
Ever wanted to give your favorite fire cat some outfits, but were disappointed at the lack of options? I fixed that.
Standard Day Counter
Minecraft's unOfficial Day Counter data pack.
Auto Builder
Auto Builder automatically place blocks while walking forward
GalaxyByne's Mailboxes
A simple to use, multiplayer friendly mailbox datapack using addresses as recipients.
AFK Sleep
Sleep while players are idle on your server · Works with custom player sleeping percentages · Handles dimensions, leaving, joining, ...
Simple Backpacks
Adds fully functional colored backpacks to Minecraft. Each backpack can store items and its color depends on the color of the bundle used in crafting
Minions
Datapack that adds Minions to Minecraft while retaining the vanilla gameplay experience.
Coordinate Bar
Displays your current coordinates in the action bar.
Chaos Core
Amplify your world with enhanced dynamic difficulty. Up for the challenge?
Enchanted Golden Apple Recipe
Now craft your enchanted golden apple
Create: Molten Rocks
Just a simple mod that adds a recipe for lava using the Create mod
builders_wand
Builders Wand, allowing [Survival/Creative] players perks to allow easier building style!
NBC Heroes Villager
A datapack for NBC Heroes addon, the Villager also has abilities
Light It Up
A small, lightweight Datapack that lets you craft Light Blocks that you can change the brightness of
Origins + Create: Automaton
Origins Datapack that adds the Automaton, based on the Create mod.
Particle Expansion
Make the gameplay more satisfying by adding particles to some situations in the game.
Original Dragon [cobblemon]
The true form of Kyurem, Reshiram, and Zekrom — the Original Dragon restored to Cobblemon.
Cobblemon Mass Outbreak Essentials
Adds 284 outbreaks of first-stage evolution Pokemon
Cobblemon: Eldoria's Fakemon
Addon for Cobblemon that adds fakemon
Logic Bakery (Create and Farmers delight compat)
Making a better and logic compatibility between Create and Farmer's delight for bakery
Blue eyes dragon [cobblemon]
adds blue eyes white dragon and ultimate to cobblemon
Origins: Ethergeist
An origin that runs through walls and spooks everywhere.
i Wanna Travel ~ Structure
structure, structure, beautiful world!!!
Expanded Armor Enchantings
This Datapack and Mod allow to use Blast Protection, Fire Protection, Projectile Protection types on the same piece Armor!
Netherite Instant Mining
Instant mine deepslate and logs when a netherite pickaxe or axe has efficiency 5 and the player has haste 2
Leaping Enchantment
Leaping is a new enchantment for boots with three levels that increases your jump strength!
Bug's Alterations - Supplemental Spelunking
Datapack that makes some minor recipe tweaks to the Fabric versions of Supplementaries and Spelunkery, among others
Old Bed Crafting Recipe
This datapack / mod brings back pre 1.12 bed crafting recipe for nostalgic feel on new versions.
Exosphere Worldgen
Unique sky island world generation, now on 1.21+!
Cave-Ins
Make Mining More Interesting With Falling Blocks! Multiplayer-Friendly!
Stackable Shulker Boxes
A data pack for Minecraft 1.20.5+ which makes empty shulker boxes stack up to 64 per slot.
Brain Over Brawn
Makes mobs a little smarter
Legendary Summoning Cobblemon
Craft tools to summon legendary pokemon on your cobblemon world!

Origins: The Worm
It may not be big, it may not be strong, it may not be brave, it may not be- This adds the "Worm" to the game. It has a collection of interesting abilities / quirks that are... worm-y??
NEI (Not Enough Info)
NEI (Not Enough Info) is DataPack that can displays useful info. You can toggle them on and off.