Data Packs for Minecraft Java
Browse 547 free data packs for Minecraft Java — popular picks include Music Collection - Just Shapes & Beats, PFT Coloring, Better Pyramids & New Structure.
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Music Collection - Just Shapes & Beats
Adds a new musical experience, New Fragment + New Record Mold + New Structure "Music Shack" + 15 New Records! + New Crafting + New Achievements + Secrets...
PFT Coloring
Support for foliage colors of worldgen datapacks!
Better Pyramids & New Structure
Upgrading Desert Pyramids Adds new structure
Underground Dimension
Introduces a new underground dimension that players can explore.
Simply Advancements
A datapack that expands on the vanilla advancement system by resurrecting old achievements, creating parity with Bedrock ones, and filling the gaps in progression - as well as adding some fun new challenges!
Vanilla Reflex
A mod that allows you to completely change the generation of the world. Vanilla Style.
miencrap 2 minerat
makes mineracft better by adding random bullshit (140+ blocks, 80+ mobs)
Guilded
Guilded: a datapack that adds guilds and other things around the world
My Own Loots
My Own Loot is a datapack inspiered by the lootr that lets everyone loot the same chest to get loots
Drought – Waterless Worldgen
Removes all naturally generated water from the Overworld. No oceans, rivers, lakes, or cave water. Some structures may still contain limited water for balance.
Improved Potions
Not the biggest project, the main goal of which is to improve the mechanics of brewing potions in the game. New tools, items, potions, and cauldron brewing.
Terralith Islands Dimension
Terralith Islands worldgen is an addon for Terralith, which add a new dimension made of Terralith's floating islands.
Scream Backrooms
Backrooms Datapack
Progressive No Structures
This datapack allows you to make progress and even beat the game in worlds with Generate Structures disabled!
End Phantoms
Simple datapack adding phantoms to the end.
Addie's T.A.R.D.I.M
This adds the tardis (from doctor who) into minecraft via a datapack and resourcepack
Spawn In Seperate Villages
Makes you spawn in seperate villages the first time you join. You cannot spawn in the same village.
Project Extinction Datapack
Extends the abilities of the Project Extinction resource pack.

Better Chorus Trees
Improvements to Chorus trees that can impact farms and end agriculture :D
Superflat Revamped
Making Superflat better by removing slimes, villages and adding new presets
Amethyst SkyBlock
This datapack brings you into hardest possible vanilla skyblock ever. Try to survive on one floating amethyst!
Winter Apocalypse: The Great Cold
The world cooled down. Now only snowy and sprucy biomes generate. no more, no less.
Far Away
When entering the End, you'll spawn in the outer islands, at 3,000 blocks of the Ender Dragon.
NO STRIP MINING!
A simple data pack altering ore generation to only spawn next to air. This will force players to explore caves, cliffsides and mountains to obtain their resources!
Halloween Storm
With a single command, enable ravageous tornadoes, ghasts invasion in the overworld, ghosts (new mob), Herobrine and forbidden forests. Compatible with worldgen datapacks!
SCP When Day Breaks
This datapack is a recreation of the ever popular SCP:001, or "When Day Breaks". This pack is a guaranteed challenge for most, as it makes going out into the sun fatal. Good luck to anybody who wants to try it :D
Create Aeronautics: Big Globe Pressure
Scales world pressure for worlds using the Big Globe mod.
World Balance
An attempt at nerfing unbalanced features. Structures are rarer, villages always spawn abandoned, no Trader Llamas, convert Wandering Trader to a Villager & more!
Cold Biomes Only
Challenge yourself by making the world only cold biomes. Great for a hardcore winter challenge!
Pandora ReForged
4YR Project building Pandora from the movie Avatar in Minecraft
NotHunt - No Compass Manhunt!
Minecraft Manhunt, Tracker over all dimensions (even The End), Alerts, Multiple runners, Numerous Objectives, Tweaks, WHAT ELSE DO YOU WANT?
Mesa Palace Stucture Datapack
This Datapack generate in your world a big structure in the Badlands biome.
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.
"Townfall" - Dungeon in the sky
Data pack roguelike sky dungeon

Hard Diamond Challenge
Diamond ore doesn't exist anymore, it is iron instead, you can't craft diamond gear (you'll have to find it) and there are no villages (you'll have to find and cure a zombie villager)
Ridicule
Random items added to minecraft