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Minecraft Java 1.21 Mods

Browse 1,571 free mods for Minecraft Java 1.21 — popular picks include Mace Damage Indicator, PetX ✦ Ultimate RPG Wolf Companions [Revive, Classes, Skills, Leveling] 1.21.x, Boss Cannon.

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Mace Damage Indicator
1.21

Mace Damage Indicator

How much damage did my mace deal?

13downloads
PetX ✦ Ultimate RPG Wolf Companions [Revive, Classes, Skills, Leveling] 1.21.x
1.21spigot

PetX ✦ Ultimate RPG Wolf Companions [Revive, Classes, Skills, Leveling] 1.21.x

Transform vanilla wolves into powerful RPG companions with magic skills, passive perks, and classes!

12downloads
Boss Cannon
1.21.4

Boss Cannon

The Boss Cannon Inspired By WMC

11downloads
Infinite_Parkour
1.21.1

Infinite_Parkour

Tired of static, repetitive parkour maps that never change? Infinite Parkour is the ultimate lightweight, high-performance plugin that generates an endless, procedurally calculated jumping path for your players.

11downloads
FlameXp_'s Ender Dragon Damage Reward
1.21

FlameXp_'s Ender Dragon Damage Reward

This Plugin adds a reward for the person who does the most damage to the Ender Dragon, The Reward is the dragon egg. This Idea came from the server Lifesteal World and Lifesteal SMP Season 8.

10downloads
Knaprium Eternal
1.21.1neoforge

Knaprium Eternal

Knaprium Eternal is a mod that adds "Knaprium"... And a lot more stuff semi related to it...

10downloads
Endmode 2  |  Terraria Style Datapack
1.21.1

Endmode 2 | Terraria Style Datapack

Terraria inspired overhaul to progression. New bosses, items, etc.

10downloads
Mobs Drop Random Book
1.21

Mobs Drop Random Book

"Every time you kill a Minecraft mob, you get a xp and a special book! Perfect for survival rewards."

9downloads
Terrifying Creaking
1.21.11neoforge

Terrifying Creaking

Ever thought the creaking was a lame mob? they just aren't dangerous enough? This gives them a Speed and damage buff! More features soon....

9downloads
Squid Improvements
1.15

Squid Improvements

Squids and Glow Squids will give effects when you try to attack them! Survival friendly addition to vanilla worlds

8downloads
Sable Mob Interactions
1.21.1neoforge

Sable Mob Interactions

Lets vanilla and modded Minecraft mobs interact with, target, and damage Sable sub-levels, with no per-mod integration required.

7downloads
Feywild Higher Spawn Rates
1.21.1

Feywild Higher Spawn Rates

This is a small datapack that will increase the spawn rates of Pixies, Bee Knights, Bellsnickels, Shroomlings and Mandragora of the Feywild Mod.

3downloads
MobEnchantRestriction-1
1.21paper

MobEnchantRestriction-1

Este plugin hará exactamente lo que querés: solo podés dañar a los mobs si tenés el encantamiento correcto.

1downloads
Bloody Particles Data Pack (1.21.11, 1.20.1) – Blood Splatters and Debris
1.21.11

Bloody Particles Data Pack (1.21.11, 1.20.1) – Blood Splatters and Debris

Bloody Particles Data Pack adds custom visual hit effects to combat encounters across your world. Every attack on vanilla creatures or modded monsters produces distinct particle splashes that reflect the target's physical traits. Skeletons scatter bone fragments, slimes splash green goo, and living beasts produce blood splatters upon taking damage. The system keeps combat feedback […]

Tensura Cataclysm Loot Data Pack (1.21.1) – Earn Rare Magic Drops
1.21.1

Tensura Cataclysm Loot Data Pack (1.21.1) – Earn Rare Magic Drops

Tensura Cataclysm Loot Data Pack adds items from the Tensura: Reincarnated mod to mob drop tables in L_Ender's Cataclysm. Defeating powerful bosses and dungeon monsters rewards you with elemental essence, cores, shards, and magic ores. Each Cataclysm structure matches its thematic element, giving you clear targets when farming specific materials. This integration helps connect combat […]

Blood N' Particles Data Pack (1.21.11, 1.20.1) – Leave Blood Splatters After
1.21.11

Blood N' Particles Data Pack (1.21.11, 1.20.1) – Leave Blood Splatters After

Blood N' Particles Data Pack adds visual damage effects and sounds to the game. When you hit a mob or take damage yourself, you see red drops and particles fly into the air. This pack makes fights look more active by leaving temporary marks on the ground during battles. Features: Bigger Puddles: Taking heavy damage […]

Kult Craft Core Data Pack (1.21.1, 1.20.1) – Fight Custom Bosses Without a Long
1.21.1

Kult Craft Core Data Pack (1.21.1, 1.20.1) – Fight Custom Bosses Without a Long

Kult Craft Core Data Pack extends the Attribute Setter Mod by balancing health and damage numbers for several other mods. The pack lowers the health of specific boss-like monsters so they do not take forever to defeat in regular survival gameplay. Features: Changes the health stats for specific creatures from different mods so they fit […]

Blue's Better Witches Resource Pack (1.21.11, 1.21.1) – Cute Dwarf
1.21.11

Blue's Better Witches Resource Pack (1.21.11, 1.21.1) – Cute Dwarf

Blues Better Witches Texture Pack turns regular witches into cute dwarf witches. This pack changes how the magic mobs look and move in the game. You will notice a small cat sitting right on the witch's shoulder. The resource pack also adds a fun new animation when a witch is defeated. Instead of just falling […]

Spell Utils Mod (1.21.1) – Library for Iron's Spells and Spellbooks Addons
1.21.1

Spell Utils Mod (1.21.1) – Library for Iron's Spells and Spellbooks Addons

Spell Utils Mod is a utility API designed to help developers create addons for Iron's Spells and Spellbooks Mod. It provides ready-to-use systems, classes, and tools that simplify the process of building custom spells, mobs, and bosses. This mod is mainly intended for mod developers, not regular players. Features: Mob & Boss Systems Custom spellcasting […]

Warrior Rage Mod (1.21.11, 1.20.1) – Kill Streak Mechanic
1.21.11forge

Warrior Rage Mod (1.21.11, 1.20.1) – Kill Streak Mechanic

Warrior Rage Mod introduces a "Kill Streak" feature to the game. When you kill mobs in quick succession, you gain a rage bar that grants bonuses like increased attack damage or fire aspect on hits. The rage turns on after getting a configurable number of mob kills within a set period. A kill counter appears […]

Damage Indicators Classic Mod (1.21.1, 1.20.1) – Clean Combat HUD
1.21.1fabric

Damage Indicators Classic Mod (1.21.1, 1.20.1) – Clean Combat HUD

Damage Indicators Classic Mod provides a clean, lightweight combat HUD that displays mob health, damage, and type information in real time, designed to feel like it belongs in the base game without altering gameplay balance. Features: Shows current health and damage of mobs as you look at them. Displays mob name and type icon for […]

Zombie Nightmare Expansions Mod (1.21.1, 1.20.1) – Undead Horror Monsters
1.21.1forge

Zombie Nightmare Expansions Mod (1.21.1, 1.20.1) – Undead Horror Monsters

Zombie Nightmare Expansions Mod adds multiple high-detail undead creatures with different mechanics, combat styles, and special drops. The mod is designed for horror, zombie apocalypse, RPG, and hardcore gameplay packs. Features: Undead Mobs Disemboweler Large heavy zombie variant Targets players and cows High melee damage Drops Deathly Heart Tormented Zombie Disguises itself as a normal […]

Left Hanging Mod (1.21.11, 1.20.1) – Petrifying Decorations
1.21.11forge

Left Hanging Mod (1.21.11, 1.20.1) – Petrifying Decorations

Left Hanging Mod is a decorative mod themed around Halloween. It allows you to craft and hang nooses as spooky decorations. The mod is intended only for decorative purposes. Features: New Noose Block, Noose Item, and Noose Mechanic. Nooses can be crafted using leads. Undead entities can be used as decoration without taking damage. Other […]

Enhanced Snowman Mod (1.21.11, 1.20.1) – Life as a Snowman
1.21.11neoforge

Enhanced Snowman Mod (1.21.11, 1.20.1) – Life as a Snowman

Enhanced Snowman Mod makes snowballs thrown by snowmen cause a small amount of damage. Thereby they can finally protect themselves from these evil monsters. You want your army to grow? Then you can enable a config option which makes snowballs convert mobs to snowmen when they die. Features: With default settings snowballs thrown by snowmen […]

Health Indicators Mod (1.21.11, 1.20.1) – Visible Mob Health Bars
1.21.11fabric

Health Indicators Mod (1.21.11, 1.20.1) – Visible Mob Health Bars

Ever hit a mob multiple times, and it just doesn’t die? Do you want to test how much damage a specific weapon deals? Health Indicators Mod brings you the solution to all of these problems by introducing health bars that appear overhead to all mobs in the game. This way, you will be able to […]

More Statistics Mod (1.21.11, 1.20.6) – Gamer Tracks More Stats
1.21.11fabric

More Statistics Mod (1.21.11, 1.20.6) – Gamer Tracks More Stats

From the game menu, you have the option to access a statistics screen. This screen displays info about various different in-game activities that the game has automatically tracked for you. This includes data like how long the player has walked in that specific world, damage dealt, mobs killed, blocks broken, etc. But there are some […]

Data Attributes Directors Cut Mod (1.21.1, 1.20.1) – Build Deeper RPG Mechanics
1.21.1

Data Attributes Directors Cut Mod (1.21.1, 1.20.1) – Build Deeper RPG Mechanics

Data Attributes Directors Cut Mod is an updated version of the original Data Attributes mod, bringing its features to newer Minecraft releases. It overhauls the game's system for attributes, which are the stats that control things like health and damage for players and mobs. The mod exposes these attributes so they can be easily changed […]

Limited Damage Indicator Particle Mod (1.21.4, 1.20.1) – Lag-free Combat
1.21.4neoforge

Limited Damage Indicator Particle Mod (1.21.4, 1.20.1) – Lag-free Combat

Limited Damage Indicator Particle Mod helps stop your game from slowing down during big fights. When you attack many mobs at once, all the damage particles can cause a lot of lag or even crash your game. This mod lets you set a limit on how many particles can show up, keeping combat smooth and […]

Dripped Out Mod (1.21.10, 1.20.6) – Place Dripstone Sideways
1.21.10neoforge

Dripped Out Mod (1.21.10, 1.20.6) – Place Dripstone Sideways

Dripstone was introduced to the game in the Caves & Cliffs update. Dripstone by itself can only be placed vertically and any mob that falls onto it will take damage. Dripped Out Mod makes it possible to place dripstone horizontally on walls in such a way that they are pointed sideways. And players and mobs […]

Spellbound Weapons Mod (1.21.10, 1.20.1) – New Strategies of Combat
1.21.10fabric

Spellbound Weapons Mod (1.21.10, 1.20.1) – New Strategies of Combat

Spellbound Weapons Mod adds 21 new high quality designed weapons to your Minecraft world, each aimed to give players a new way of combatting mobs over the generic vanilla way of just upgrading your weapon across ore tiers. Some can be found in loot chests, some can be dropped by mobs. Each one has their […]

Mowzie's Mobs Mod (1.21.1, 1.20.1) – Slay Bosses for Their Gear
1.21.1forge

Mowzie's Mobs Mod (1.21.1, 1.20.1) – Slay Bosses for Their Gear

Mowzie's Mobs Mod adds a variety of fictional creatures to your Minecraft world, each with unique AI, smooth animations, and a rich atmosphere. This mod challenges you to face new bosses and enemies. If you defeat them, you can claim their magical abilities and powerful items for yourself. Get ready for exciting new battles against […]

Damage Number Mod (1.21.1, 1.20.1) – Get RPG-Style Combat Info
1.21.1neoforge

Damage Number Mod (1.21.1, 1.20.1) – Get RPG-Style Combat Info

Damage Number Mod shows you exactly how much damage your attacks do to mobs. When you hit an enemy, a number appears on the screen to display the damage dealt. This mod also tracks combos, showing you the number of strikes and the total damage from your attack chain. Features: See a number on your […]

Supernatural Mod (1.21.10, 1.20.1) – Eerie Magic and Paranormal Chaos
1.21.10forge

Supernatural Mod (1.21.10, 1.20.1) – Eerie Magic and Paranormal Chaos

Supernatural Mod is a Minecraft mod themed around the supernatural. In addition to new mobs like merfolk, ghosts, and vampires, it also introduces fascinating mechanics such as: Vampirism – allows the player to become a true vampire Possession – turns your armor stand gear into a poltergeist Features: Vampirism & Ritual Magic: Vampire Illagers: Spawn […]

Secure Crops Mod (1.21.10, 1.20.1) – Prevents Crops From Being Trampled
1.21.10fabric

Secure Crops Mod (1.21.10, 1.20.1) – Prevents Crops From Being Trampled

Secure Crops Mod prevents the trampling of crops and farmland by both mobs and players. It is implemented through the addition of three new gamerules. By utilizing these gamerules, server administrators and single-player users gain control over whether crops and farmland can be damaged by foot traffic. Features: Prevents crops from being trampled by mobs. […]

Anarchy Mod (1.21.1, 1.20.1) – Powerful Minibosses
1.21.1fabric

Anarchy Mod (1.21.1, 1.20.1) – Powerful Minibosses

Anarchy Mod introduces tougher minibosses and rare wandering hostile mobs “Forsaken Adventurers” with unique gear and drops. There are special “Ancient Trials” structures where stronger versions of these minibosses roam, and defeating them gives access to more powerful loot. Features: Several minibosses, each with different combat styles (Juggernaut, Rogue, Mercenary, Fire Archmage, Templar). Rare boss […]

Attribute Setter Mod (1.21.8, 1.20.1) – Build Your Own Difficulty
1.21.8neoforge

Attribute Setter Mod (1.21.8, 1.20.1) – Build Your Own Difficulty

Attribute Setter Mod lets you change the default stats of mobs and items using datapacks. You can easily adjust attributes like health, damage, and how far a mob follows you. This mod is designed for modpack creators and server owners who want to balance the game. It only needs to be on the server, so […]