Data Packs for Minecraft Java
Browse 104 free data packs for Minecraft Java — popular picks include Goat Horn Summoning, Epic_Fight_X_Rpg_Tag, Radii.
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Goat Horn Summoning
Reworks the Goat horn into a summoning/support role
Epic_Fight_X_Rpg_Tag
The project is an epic fight animation of the RPGApocalypticEvolution weapons and mobs
Radii
World border and mob level up based on concentric rings
dtdangoens
Mobdangoens is a deadly mob found in deep caves or dark places. It moves quickly, hits hard, and climbs walls to chase prey. It may emit toxic gas or summon allies. Defeating it grants rare loot, but only skilled, prepared adventurers can survive.
Lasomme
An Origin for the Origins mod. Uses quick air mobility to dodge attacks and inflict maximum damage.
SpaceFrog's Real Pet Frogs
You can tame & make frogs your pets similar to wolves & cats. They get power-ups, they'll teleport to you on your adventures, or summon them as a mighty Frog Squad! They'll even defend you from hostile mobs (see details).

Hoglian
Hoglin inspired Origins mod datapack. (origin)
Dungeon Maker
Dungeon Maker Datapack Makes A RPG style Dungeon with many mobs and loots

RPG Loot Reforged
A fork of LostPuppet's remake of Michael9r9r's rpg loot system. Every weapon has unique stats and abilities.
LevelUp Attributes
Adds a simple RPG-style leveling system that increases player attributes as they level up.
Cheaper Nametags
Makes name tags more common through villager trades
Harrowing Hells (Data Pack)
[NOW SURVIVAL SUMMONABLE] Adds the Cinderscourge, a highly developed boss entity with a diverse arsenal of attacks at its disposal. Usable in mob battles.
Origins: Difficulties
Adds new difficulties to Minecraft using the Origins Mod!
No Ender Spiders
This simple Datapack disables the spawning of the DivineRPG Ender Spider mob.

Birdian
Birdian (small elytrian) origins mod datapack
The Wildcaster
The Wildcaster datapack introduces a magical wand with limited uses, each casting random effects, including summoning entities, environmental changes, and player buffs. Found in Woodland Mansions, it adds unpredictability to your Minecraft adventures.
MK:Ultra spells - DivineRPG mobs compatibility patch
Allows the spells from MK:Ultra to target the mobs from DivineRPG
Bagel's Reusable Sculk Shriekers
Sculk Shriekers mined with Silk Touch can summon Wardens.
Aegis system
a simple and very customazable rpg plugin that includes mana, abilities, classes and more!
Common-Fish
Tropical fish Advancements - Fish goes weeeeeeeeeeeee
Shizophrenia
Makes you question everything.
Summon-Shaped Recipes
Craft the spawn eggs of the iron golem, snow golem, copper golem, and wither.
Alone - Disabling mob generation
By enabling this datapack when creating the world, you will no longer encounter entities that were invoked when generating chunks. They can still be summoned by commands, summoning eggs or spawners, skulk screamers and some other ways.
Ace Up The Sleeve
Drop to 4 hearts and trigger your Last Stand — summoning Guardian golems and granting powerful buffs to turn the tide of battle.
Fishy Folk
An Origins mod data pack with merling spinoff origins
[BHB] Immortal Happy Ghasts DP
Makes happy ghasts immortal, gives them resistance 5
Sulfur Cubes summon Falling Block when eaten by Frog
I implemented my idea for the interaction between sulfur cubes and frogs. It suggests a very niche solution to be able to place blocks automatically.
Wandering Trader Summoning Ritual
Convert a villager to a wandering trader instead of waiting!
silverfishes become fishes (and bassicly immortal in water)
this mod makes it that silverfishes die outside of water, and get weaker to, and in water they get sronger faster and more helath, and they also get set to 10 helath every time they touch the water, but if thwey leave they die, also in block = in water

Asriel Origin
Lets you become the God of Hyperdeath himself. Includes a skill tree with branching paths.
Level Up! Unleashed
Multiply XP gained from mobs, smelting, breeding, fishing, and trading! Configurable via chat GUI.
Mob Power DP
This data pack allows you to level up every time you defeat a mob, granting you various enhancements upon leveling up.
Cobblemon Path to Legends Data Pack (1.21.1) – Hunt Legendary Monsters
Cobblemon Path to Legends Data Pack adds unique spawning structures for Cobblemon and MegaShowdown. It generates special temples and caves across your world where you can summon powerful legendary creatures. You can explore these hidden places and use special items to wake up rare monsters like Groudon, Rayquaza, or Arceus. This pack gives you a […]
FokusAPI Data Pack (26.2, 1.20.1) – API Library Support
FokusAPI Data Pack allows other datapacks or mods to conveniently reuse common functionalities. This datapack serves as a support library for many other projects by CoffeeG or other mods that require NBT handling, scoreboard manipulation, and random mob spawning. Features: Library for CoffeeG's Datapacks/Mods/Plugins Make NBT Edit easier Modify & Store Scoreboard easily Simulate dropping […]
Planeta Cobblemon Pokemon Data Pack (1.21.1, 1.20.1) – Summon Paradox Pokemon
Planeta Cobblemon Pokemon Data Pack adds custom 3D models for extra Pokémon to your world. It works with the main Cobblemon mod to bring more creatures into the blocky universe. Right now, these new additions do not spawn on their own, so you need to use game commands to see them. It packs in fan-favorite […]
Vegan Hostile Mob Drops Data Pack (1.21.8, 1.20.1) – Compassionate Conquest
Vegan Hostile Mob Drops Data Pack empowers you to acquire essential resources traditionally obtained from hostile mobs through alternative, plant-based means. Experience the thrill of conquest without harming a single creature. Features: Includes recipes for the following: Slime blocks String Spider eyes Rotten flesh Ender pearls Blaze rods Gunpowder Ghast tears Froglights (all colors) Phantom […]