HomeJava1.21

Minecraft Java 1.21 Mods

Browse 64 free mods for Minecraft Java 1.21 — popular picks include Mob AI Tweaks, Blended Compat, Ice And Fire Smithing.

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Mob AI Tweaks
1.21.11fabric

Mob AI Tweaks

Tweaks certain mob AIs, major or minor. Reworks the Wither and Ender Dragon boss fights!

1.4Mdownloads
Blended Compat
1.18.2neoforge

Blended Compat

Adds more compatibility between mods commonly found together in modpacks.

1.2Mdownloads
Ice And Fire Smithing
1.21.1fabric

Ice And Fire Smithing

Progression-based smithing for the Ice And Fire mod.

175kdownloads
Too Much XP (TME)
1.21.5fabric

Too Much XP (TME)

Yeets the laggy XP orbs, whilst still maintaining a high level count

77kdownloads
Civillis Magic Compatibility
1.20.1fabric

Civillis Magic Compatibility

Adds compatibility between Civilis and various magic mods.

29kdownloads
Create: Dimension, Steamworks Realm
1.21.1neoforge

Create: Dimension, Steamworks Realm

Create: Dimension, Steamworks Realm introduces a brand-new mining-focused dimension, designed for automation and large-scale resource extraction. This world is filled with rich veins of ores

25kdownloads
Lucky Blocks Modpack
1.21.5fabric

Lucky Blocks Modpack

A fun and chaotic Lucky Block modpack where every block you break can spawn treasures, traps, mobs, structures, or total disasters. Includes performance mods for smoother gameplay and faster world loading.

20kdownloads
NeoTech Reborn
1.21.1neoforge

NeoTech Reborn

650+ Mods | 400+ Custom Enchantments 📚 | 1000+ Mobs 🐉 | Magic & Tech Combined ⚡ | 1000+ Epic Structures 🏰 | Stunning Shaders 🌄 | Optimized for High Performance 🚀 | Everything You Need in One Pack!

20kdownloads
Call Your Cat
1.21.6

Call Your Cat

Easily call (whistle) your cat with a goat horn to teleport it to you

19kdownloads
PlayerProgress
1.16

PlayerProgress

PlayerProgress is a Minecraft datapack that introduces a leveling system. Earn UP from activities like mining and combat to level up and gain new abilities and rewards.

16kdownloads
Elden Kingdom
1.21.1neoforge

Elden Kingdom

Explore the enhanced Minecraft world with The Warseed—new mobs, advanced storage, and immersive magical and medieval landscapes, all centered on the Create mod.

12kdownloads
NMI - server side mods only
1.21.3fabric

NMI - server side mods only

This is a collection of over ✨150+✨ server side mods that enhance your gameplay with voice chat, factions, economy, seasons, dungeons, buildings, mobs and much more. 🌌

11kdownloads
Moar Bosses
1.21.9

Moar Bosses

Moar Bosses adds 7 types of randomly spawning bosses into your Minecraft world. Each boss has 3-5 unique and crazy magical attacks, and drop cores that can be used to craft magic wands. The bosses have custom textures using Optifine or Reselect or CET.

8.3kdownloads
Better Skins
1.16.4fabric

Better Skins

Better Skins is a modpack focused on improving player and mob appearances, offering enhanced customization, smoother models, and richer visual detail without changing core gameplay.

5.4kdownloads
RandomDirtDrops
1.21

RandomDirtDrops

RandomDirtDrops is a fun Minecraft data pack that makes breaking dirt blocks drop completely random items from the entire game — from diamonds to dragon eggs! Perfect for chaotic survival challenges and OP item speedruns.

5.0kdownloads
Aji-Maji
1.21fabric

Aji-Maji

A mod inspired by classical performance magic. Think top hats, card decks, magic wands, and flying carpets!

4.1kdownloads
Pojav+
1.21.11fabric

Pojav+

Ultra lightweight PojavLauncher modpack with maximum FPS and smooth PvP experience. Designed for low-end mobile devices.

3.8kdownloads
INFERNO ADVENTURES
1.21.11fabric

INFERNO ADVENTURES

This modpack includes new world generation, new rpg classes, new structures, new weapons, new mobs and animals, new foods and ways to cook them, battle ships, dragons, new accessories and much more!

3.7kdownloads
Dong Dong's random creation
1.21.1neoforge

Dong Dong's random creation

magic and energy,new ore,new dimension,new tool and weapon type.

3.3kdownloads
Attack indicator
1.8

Attack indicator

Customizable floating damage indicators for Paper servers. Clearly display damage dealt to mobs with stylish placeholders!

3.1kdownloads
SeniorLegend FPS Boost - Mobile Edition
1.21.11fabric

SeniorLegend FPS Boost - Mobile Edition

This is modpack which will boost your fps in minecraft latest 1.21.11 version and it's a pure and highly fps focused modpack for mobile (Mojolauncher/Pojav/Zalith) etc.

2.5kdownloads
PySpigot
1.16

PySpigot

A Python scripting engine (plugin) for Minecraft servers running Bukkit or one of its forks (Spigot, Paper, etc.).

2.4kdownloads
Farmland Protection
1.19

Farmland Protection

Prevents farmland from being trampled when players jump on it

1.9kdownloads
Chronicles: Tharidia
1.21.1neoforge

Chronicles: Tharidia

This is a medieval-fantasy roleplay enviroment, with custom feature, mobs, world dynamics, custom classes

1.7kdownloads
More Villages Datapack
1.21

More Villages Datapack

Adds more villages to the game.

1.6kdownloads
Kappa's AntiCheat
1.21.5fabric

Kappa's AntiCheat

A lightweight Fabric anti-cheat designed for high performance on large-scale servers.

1.4kdownloads
Better Pets Mobs
1.21.9fabric

Better Pets Mobs

A friendly and creature-focused modpack that adds new pets, companion mobs, tamable creatures, and improved animal behaviors. Perfect for players who love collecting, raising, and adventuring with unique companions.

1.4kdownloads
Explorer's Haven
1.21neoforge

Explorer's Haven

Explorer's Haven is an adventure modpack enhancing exploration, biomes, dungeons, and visuals for smooth performance. Discover new landscapes, battle mobs, and enjoy quality-of-life features while preserving Minecraft’s core experience.

1.1kdownloads
Modded Complete
1.21fabric

Modded Complete

A Minecraft modpack that expands gameplay with new biomes, mobs, technology, magic, structures, and tools, creating deeper exploration, challenges, automation, and creative building possibilities.

958downloads
ecco's BetterMC
1.21.1fabric

ecco's BetterMC

A BetterMC-style pet project with the goal of enhancing the cutting edge of Minecraft release versions.

940downloads
ItemDisplayPlugin
1.21.5

ItemDisplayPlugin

This plugin allows the collection of items dropped within a 5-block radius in Minecraft, merging the items with the same type and displaying their quantity in the item’s custom name. Items that cannot be stacked, such as enchanted equipment (e.g., swords,

929downloads
Perfect Gen
1.21.1fabric

Perfect Gen

This modpack redefines the experience of exploring and reshaping the world. Packed with light RPG elements, this pack brings adventurous spirits together with captivating quests, mythical creatures and immersive world-building.

769downloads
Liminalcraft
1.21.1neoforge

Liminalcraft

Now with the Aether! Exploration based with new dimensions, mobs, magic, and more, with a focus on performance

718downloads
FullXaos_RPG
1.19

FullXaos_RPG

⚔️ RPG skills & dungeons 🌋 Portal dungeon RPG ⚡ Optimized RPG plugin 🏰 MCMMO-style RPG 🌀 Skills & portals RPG

674downloads
Wildflower Hollow
1.21.4fabric

Wildflower Hollow

This is an immersive modpack filled with lush biomes, ancient ruins, new weapons, and challenging mobs. Explore The Afterdark Dimension, build with tons of decor, and enjoy smooth gameplay with FPS boosts.

635downloads
StoneCutter damage fix
1.21.1fabric

StoneCutter damage fix

This mod adds damage from the stonecutter to the player if they are standing on it, and it works on any type of mob.

582downloads