Data Packs for Minecraft Java
Browse 1,569 free data packs for Minecraft Java — popular picks include Sniffer's Life, Rabbits Simply Redone, OP Iron Golem.
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Sniffer's Life
New exotic and wild plants can now be found by the Sniffer. Discover each one and decorate your world
Rabbits Simply Redone
A simple revamp to rabbits, including more rabbits per litter and changes to their attributes.
OP Iron Golem
This project adds an OP Iron Golem that drops at least a stack of iron ingots up to two stacks
Pale Disease
A datapack that adds a new disease, that you can get from creaking
Cat Lovers' ReLooting
Datapack removes the string drop from cats and reworks the cat morning gifts.
Neutral Phantoms
Makes phantoms attack only if provoked.
Original Ender Dragon
Reverts the Ender Dragon fight to it's pre-1.9 form
Random's Wandering Traders
Overwrites the wandering trader trades with new and modified trades!

Nautilus Shell Always Drops
Makes it so that there is a 100% chance of the nautilus dropping its shell when killed by a player
Discreet Branches
A datapack that affects the generation of the world, entities, recipes, items and dangers in a very different way from the Vanilla game.

Guardsman Levels (Specialization experiment)
Includes all the key aspects of the guardsman role so you can have fun practising and grinding in a single player world.
Etho's Echo Shards
Bats drop Echo Shards. Etho's "Minecraft Idea of the Day" from his LP, episode 590.
Data Compats (Create, BOP, Farmer's Delight)
A core datapack that homologates recipes, tags, and mechanics across 10+ major mods (Create, Farmer's Delight, BOP, Alex's Mobs, etc.) for a seamless and exploit-free modpack experience.
No Piglin Spears
Is your gold farm ruined by Spears? This Datapack makes it so Piglins & Zombified Piglins dont have spears!

Wanderers Courtesy
Purchase Emeralds from the Wandering Trader with food and drink, and receive tips from them as they leave.
IronWit
Giving nitwit villagers a purpose by letting them drop iron in hoppers.
The Deadlands
A datapack adding a new late game dimension to Vanilla minecraft. Requires the Deadlands Resources resource pack. (1.20.4, 1.20.5 coming soon)
CRAFTBLE SPAWNER AND SPAWN EGGS
this datapack makes spawner and spawn eggs now craftble

Slime Detonator
punish those pesky slimes finally
Renewable Survival
Makes All Items Renewable. Adds crafting or mob drops.
Lumineth [Abandoned]
A Datapack in which you start on a brand new dimension to explore from cero! A whole new world with new mechanics, structures, items and mobs!
HeadCarve
Drops the player's head from the explosion of a charged creeper
SpaceFrog's Cat Variant Changer
Change a cat's breed (variant type) using a vanilla/survival-friendly method. Choose from all kitty varieties: black, calico, jellie, orange (red), persian, ragdoll, shorthair, siamese, tabby, tuxedo, white & a special random type.
Teleport Spyglass
Sneak + Use Teleport Spyglass to instantly teleport you and your animals back to your bed.
Tasty Humans
Datapack that makes players, villagers and pillagers drop porkchop!
Unstable Nether Portal Strike
This Datapack adds the Null Nether Portal Strike from the Unstable SMP.By holding an nether star given from a command in description named null, nether portals will start spawning, zombies will come out.
Cherry Cabins
Adds a trans-themed cabin inhabited by a unique vendor! :3
Dynamic Fishing
Now when player is fishing, instead of fish item, mob fish are caught.
Origins: Difficulties
Adds new difficulties to Minecraft using the Origins Mod!
More Dragon Immune Blocks
Makes some more blocks immune to the Ender Dragon.
Reel Rivals
Competitive fishing for vanilla Minecraft — 28 weighed species, craftable lures that target them, server records, a live catch leaderboard, and player-hosted tournaments with emerald buy-ins, trophies, and glory. No mods. No ops. Just /trigger.
mannequin controlls
mannequin controlls allows you to move/pose mannequin easily and can be used as a mini library for a variety fo projects.
Player's wither hunter
What if a wither would follow you everywhere you go to kill you?
Disable Slime
This datapack disables the spawning of slime in your world. Mostly made for modded modpacks.
Rapid Golem Oxidation
Accelerates the aging process for Copper Golems using Splash Water Potions. Allows players to bypass the standard 30-hour wait time and fully oxidize a golem in under a minute using three potions.
Werewolf and Vampire Datapack: Creatures of the Night
Adds superbly powerful single-person endgame transformations into the Werewolf or the Vampire.