Data Packs for Minecraft Java
Browse 1,960 free data packs for Minecraft Java — popular picks include Repurposed Structures - Buzzier Bees Compat, Repurposed Structures - Caves & Cliffs Backport Compat, [World Generator] Superflat++ World Generator.
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Repurposed Structures - Buzzier Bees Compat
Spawn Buzzier Bees Beekeepers in RS Villages
Repurposed Structures - Caves & Cliffs Backport Compat
Utilizes Caves and Cliffs Mod to enhance RS
[World Generator] Superflat++ World Generator
Superflat world but with normal presets including all biomes.
Repurposed Structures - Apocalyptic Fortress Compat
Add a menacingly looking Jungle Fortress into the world based on Apocalyptic Fortress mod!
Repurposed Structures - Environmental Compat
Make RS structures have Environmental blocks
Explorer's Blend
It integrates many mods (such as End Remastered, Mine Cells, Terralith, Twilight Forest, Marium's Soulslike Weaponry, Spelunkery, Bosses of Mass Destruction and Frostiful) to create a better exploration experience.
CTOV - Etched Compat
Compatibility datapack between ChoiceTheorem's overhauled village and Etched mod
Odyssey
Odyssey is a mythology-themed content expansion implementing 12 unique classes and progression paths!
Better End Cities (BYG)
Makes End Cities much Nicer using the Oh The Biomes You'll Go Refabricated
Minecraft H10 - Hardcore 10x
Too many people are beating Minecraft Hardcore like it's nothing. No one is beating this without a fight.
Guzse's Additional Cobblemon
This pack adds some more Cobblemon to your world.
Don't Flood My Village
savanna village tweak - no more water in savanna village roads
Immersive Skyblock
A datapack which creates a Skyblock overworld, nether and end dimension, complete with biomes, empty structure bounding boxes and integrated immersive portals compatibility.
Theou: Quest for Olympia
Explore unique biomes based on Ancient Greek mythology, and complete tasks given by the gods, in order to gain their blessings.
Immersive Creative
A datapack which adds a creative superflat dimension, complete with integrated immersive portals compatibility.
WorldRemover
This Datapack will help you to remove terrain from your world, while you are moving, leaving the Ores.
Frozen Hell!
Winter apocalypse but not just for the looks.
Cursed Respawn Anchor
Escape the Nether!
Otherworldly Ornaments
Find ornaments stemming from other worlds that provide you with unique buffs and allow you to travel to their dimension
Artemis' Outposts
Adds 3 simple vanilla-friendly outposts to generate throughout your world.
No Ocean Monument
In a simple way, using the game configuration, it prohibits the generation of Ocean Monument, Ruined Portal and Shipwreck.
Better End Cities (Enderscape)
Makes End Cities much Nicer using the Enderscape Mod

Trypo And Lightning
get a new dimension, biomes, 2 new tipped arrows, a pretty dope sword, and some other things
Distant Floating Islands
A minecraft worldgen datapack to create sparse floating islands over a large ocean, wholly customisable (with guide)
NewStructures
NewStructures - datapack that will add new structures to your world that will transform your world
Repurposed Structures - Jellyfishing Compat
Krusty Krabs in RS Villages!!!
Un-Ruined Trail Ruins
A data pack for 1.20 that makes the new trail ruins structures generate above ground and intact.

Pillager Camps
A new structure that gives you a 3 wave fight against pillagers. Defeating them gives an achievement and an item that gives you bad omen 5
Pale Garden Village
Adds a Village To The New Pale Garden Biome
Futurepack Additions
Let Futurepack Mod support more dimensions!
The Escher Dimension
A procedurally-generated Minecraft CTM map in datapack form.
Repurposed Structures - New TARDIS Mod Compat
Add TARDIS structures to RS Villages

It's Raining Dogs!
Adds three new adorable wolf variations to your world! Requires the corresponding Resource Pack.
Create the Server Datapack
Datapack adding new structures from the "Create the Server" community.
Super Cartographers
Adds more map types to Cartographer Villagers.
Potatospherical
Vastly improves the terrain of the potato dimension.