Data Packs for Minecraft Java
Browse 54 free data packs for Minecraft Java — popular picks include Alm's Bewitchment Tweaks, Death Locator, Wandering Trader Revamp.
Updated daily
Alm's Bewitchment Tweaks
This Datapack lowers salt spawn rate, adjusts drops for mobs and overall increases spawn rate of some mobs
Death Locator
Track the location of death using waypoints
Wandering Trader Revamp
Expands, tweaks, and balances the Wandering Trader. Includes new items and 200+ trades and adjustable spawnrate
Mob Tweaks
In this data pack you'll find tons of tweaks, buffs/nerfs and improved consistency in worldbuilding when it comes to mobs. Axolotls have become much better, Illusioners are now in the game and there are even a couple of useful new items.

Crafting Tweaks
Adds over 700 new, vanilla-friendly quality of life crafting recipes!
Waypoints and Bossbars
Adds raiders, trial mobs, skeleton horsemen and bosses to the locator bar and gives trial spawners and skeleton traps bossbars.
michael9r9r's RPG Loot (modern port)
This is michael9r9r's "RPG Loot, Mobs & Dungeons" data pack, working in 1.21.9 and later, with a few minor tweaks.
Ultris: Boss Expansion — Mob Battle Patch
An addon data pack for Ultris: Boss Expansion that enables non-player entity aggro on its bosses among other tweaks tailoring to mob battle functionality.
Nice Creeper Tweaks
Makes Creepers more interesting.
Acorn's Tweaks
Many small changes to freshen up survival gameplay, but keep things very vanilla.
Halloween Tweaks
Small and minor halloween-related tweaks to make your game spookier!
Fossils and Archeology Stat and Size Tweaks
changes the stats of most of the animals, and changes the sizes of a few
Warium Tweaks
EN «Server Safe», «No Nukes», «Anti-Grief»,«No Structures»,«No Mobs»
Nice Rabbit Tweaks
Small yet useful additions to Rabbits.
Withering AI Tweaks
Allows Withering Heights to work with Mob AI Tweaks' Wither rework
Nice Bat Tweaks
Tweaks and changes to make Bats more interesting.
Minecraft Remade
Tweaks Minecraft. Keeps in balanced.
Tweaked Frogs
Adds very small tweaks to frogs
Happy Ghast Tweaks
Add some useful vanilla frendly tweaks to the Minecraft happy ghast.
Nice Pig Tweaks
Some nice additions to Pigs.
disable spawn replacement datapack for Pixelmon
This is a Datapack for Pixelmon 9.3.6, Minecraft version 1.21.1 neoforge, to help enable vanilla mob spawns.
Colly SMP [NO LONGER UPDATING]
The Official Datapack used in the Colly SMP, no changes, no tweaks, THE REAL DEAL!
PED Tweaks
Extra crafts, functions and more
Always Cooked Food
A datapack that makes animals always drop cooked food when killed instead of raw food. (Quality of life)

Stardust bunny
Adds the stardust bunny origin. Balanced, mobility-focused origin with a huge arsenal of utilities.
Halal World (NoMorePigs) - Disable Pig Spawn
Peace be upon you my friend :). This mod disables the vanilla pig spawn - No more pigs in the game (works in Plains/Forest/Meadows) All other passive mobs are not affected
No Creeper Grief Charged Creeper Addon
Enables Charged Creeper block damage when when you used an Anti-creeper griefing datapack, so you take advantage of the special features of the Charged Creeper. It also adds proximity-based warnings. Tested with Vanilla Tweaks’ Anti Creeper Grief pack.
Features & Tweaks
A Minecraft Datapack, that tweaks & overhauls some features of minecraft while also adding New Features that keep minecraft feel new!
Mob Loot Tweaks
Tweaks a few mob loot tables
MCTweaks | Refined Recipes & Drops
This datapack adds a variety of quality-of-life improvements to Minecraft, including new crafting, smelting, and blasting recipes, as well as adjusted mob drops and behaviors. It’s designed to enhance vanilla gameplay without overcomplicating it.
Cube's Craft - Mob Tweaks
A datapack/resource pack expansion for Cube's Craft that enhances some mobs.
Osmium
Datapack that tweaks/adds loot tables and recipes.
Vannila+ Essentials
Quality-of-life data pack for Minecraft 26.2+ with 59+ new crafting recipes, enhanced loot cairns, improved mob drops, and balanced worldgen tweaks — all without breaking vanilla feel.

Bastion Tweaks
Restores 1.16-style piglin bartering odds and swaps out piglin brutes for extra regular piglins, making bastions feel like they did before the Nether Update's brute rework.
Wand Of The Wardens Curse
Changes mobs into little wardens with a wand
Far's Wilder Tweaks
This datapack makes some tweaks to many of Minecraft's biomes with new animal variants and generated features to make the world more wilder!