Minecraft Java 1.21 Mods
Browse 1,561 free mods for Minecraft Java 1.21 — popular picks include Eclipsera, Hostile Mob Better Configuration - HMBC, Shadow Summoner.
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Eclipsera
Eclipsera is a mystical biome filled with glowing flora, spectral beings, and rare resources. Battle deadly creatures, gather materials and craft powerful weapons
Hostile Mob Better Configuration - HMBC
Hostile Mob Better Configuration gives you full control over hostile mobs in Minecraft. Attribute and behavior, or turn mobs into powerfupl boss variants to create a completely new difficulty and combat experience. Each mob can also have its own name.
Shadow Summoner
Defeat entities, collect their souls and summon their Shadow
Archaeology Ruins
More Ruins! Procedurally generated with suspicious sand and suspicious gravel. This mod adds dozens of new structures into your world generation . Each one is designed to fit seamlessly into a vanilla game. No added blocks or mobs.
Acolyte : Iron's Spells 'n Spellbooks Addon
Demons capable of using spells against you, recruit help to defeat them
MobScaler
MobScaler - a mod that enhances other dimensions and/or the difficulty of the game.
Feathered Friend
Write scrolls, send items, tame ravens & craft sigils!
Mobs more weapons
A mod that adds vanilla style alternative weapon choices
Krakentilus
Adds the Krakentilus boss, 2 unique Nautilus variants and 3 spears
Yazz's Dungeons and Legends
A mod that adds mobs from both Minecraft: Dungeons and Minecraft: Legends to Minecraft: Java Edition. With Improvements !!
Grafted Creaking
Adds variants to the creaking based on the wood used to spawn it.
Giant Spooky Pumpkins
Adds giant spooky pumpkins with hidden dungeons, monsters, and loot.
MindOfTheColony
Mind of the Colony is a mod that transforms your settlement inhabitants from silent workers into living, thinking individuals. This project moves beyond typical gameplay mechanics to answer a simple question: what are your colonists really thinking?
Butchery: Lite
A lightweight version of the Butchery mod.
Combat Expansion V4 REWRITTEN
This mod adds new weapons, tools, mobs, mechanics and much more, while maintaining the vanilla style of play and compatibility with other mods.
Goetied
A comprehensive magic mod featuring spellcasting, summonable servants, mystical structures, and the ability to transform into a powerful Lich. Ported to NeoForge 1.21.1.
Artificer's Armory
A weapon expansion for mage and spellcaster playstyles.
Custom morph
Custom Morph is an adventure-packed Minecraft modpack where you can transform into any mob you defeat, using their abilities. Explore custom mobs, dungeons, and challenges, unlock new powers, and experience endless adventure solo or with friends.
Arda's Ultimate Golem
Arda's Ultimate Golem mod adds a powerful golem to the game, and this golem is a golem that helps you against bosses or creatures you fight.
MythicLibreforge | Add more effects, triggers, filters, conditions to libreforge! | 1.17 - 1.21.4
Cast MythicMobs skill, add MMO stat, auto replant, smelt, advancements, more... to EcoX plugins.
Rally of the Guard - GuardVillagers
Turn village guards into your personal squad. Rally of the Guard lets you hire guards, summon them into formation, command attacks, and build patrol routes for smarter village defense.
Mob Dice Attributes
Every mob. Every spawn. A fresh roll. A mod that dynamically converts mob attributes into a range using tabletop RPG dice mechanics.
Grox Simulator
A Grox-style AI overhaul where villagers act like players—mining, chatting, and obeying with radical honesty and actual vision. {simulation}
Everything Japanese
A Mod that adds everything Japanese. Available for Forge(Original) and NeoForge
Epic RPG: Loot Sentinel
Blocks chest interaction when hostile mobs are nearby and targeting the player, enforcing combat before looting.
Dungeons and Dragons
Discover unique legendary magic weapons, armour and artifacts inspired by Dungeons and Dragons lore.
Mobs Fear CampFire – HearthGuard
Hostile mobs fear lit campfires. Adds immersive mob AI and survival gameplay by making creatures panic, turn, and flee naturally.
Evomut
An RPG mod that adds different statues for the player, mobs, weapons and tools. New biomes and classes
Mo' Bubbles
Adds more bubbles to Minecraft
Paranormal Killer's 土 Paranormal Order
A model based on the Brazilian RPG Paranormal Order.
Zombie Hordes
These zombies WILL KILL YOU
KantoSpawners for Cobblemon
Configurable Cobblemon Spawner blocks for map makers and server owners!
Curios Dragon Eggs
Dragon Eggs can be worn in a Curios slot and grant configurable effects to the player.
Homeless Illager
Adds a homeless Illager and his dirthouse to the Plains and Dark Forest Biome
Random Size
Every now and then the player's height will change, which will add challenges to the game!
Dusk's Levels
A player Instanced RPG style leveling system for mobs to increase difficulty in a fair pace