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Minecraft Java 1.21 Mods

Browse 12,293 free mods for Minecraft Java 1.21 — popular picks include OneBlock [Helper], Lookme [Data Pack], Mob Controller Ravager Spawning.

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OneBlock [Helper]
1.21.4fabric

OneBlock [Helper]

A refined upgrade to the OneBlock experience, this modpack enhances automation, resource management, and performance. It optimizes progression, minimizes repetition, and provides tools for improved efficiency without altering the core challenge.

703downloads
Lookme [Data Pack]
1.21.11

Lookme [Data Pack]

Make mobs face any direction you want.

702downloads
Mob Controller Ravager Spawning
1.21.11fabric

Mob Controller Ravager Spawning

This Mod adds control functions for Ravager Spawning in Minecraft, creating a variety of internal alternatives, reducing the appearance of said mob by 75%, 50% and 25% (at the player's choice) compatibility for 1.17 to 26.1.2

697downloads
Just All Mods - JAM
1.21.1neoforge

Just All Mods - JAM

Jams is a modpack built for everybody you want bosses, cozy cooking and farming mods, new pets or tech mods? Well JAM has all of that plus more we have 1000+ quest in case you're new to mods come on and give it a try.

696downloads
Anaconda
1.20.2forge

Anaconda

Anaconda snake

695downloads
Random Entity Sizes
1.21.4forge

Random Entity Sizes

Entities now come in all sizes, a Ravager smaller than a Parrot? It's possible, the size ratio is not a size in this mod.

690downloads
Mob Controller Vex Spawning
1.21.11fabric

Mob Controller Vex Spawning

This Mod adds control functions for Vex Spawning in Minecraft, creating a internal alternatives, reducing the appearance of said mob completely at 0% or 100% (at the player's choice) compatibility for 1.17 to 26.1.2

684downloads
Mob Controller Piglin Spawning
1.21.11fabric

Mob Controller Piglin Spawning

This Mod adds control functions for Piglin Spawning in Minecraft, creating a variety of internal alternatives, reducing the appearance of said mob by 75%, 50% and 25% (at the player's choice) compatibility for 1.17 to 26.1.1

674downloads
Happy Ghast Flight
1.21.8fabric

Happy Ghast Flight

This mod modifies the flying speed of Happy Ghasts, assigning them a custom ride_speed attribute with a random value between configurable minimum and maximum limits

664downloads
Pet your cat (Data pack Edition)
1.21.6

Pet your cat (Data pack Edition)

A data pack that allow you to pet your cat

664downloads
Hollow Knight: Silkcraft (Silksong)
1.21.8neoforge

Hollow Knight: Silkcraft (Silksong)

Welcome to Silkcraft, this mod aims to bring the kingdom of Pharloom from Hollow Knight Silksong into minecraft!

662downloads
VillagerSpider
1.19.3forge

VillagerSpider

Villager Spider Test

662downloads
Mob Controller Squid Spawning
1.21.11fabric

Mob Controller Squid Spawning

This Mod adds control functions for Squid Spawning in Minecraft, creating a variety of internal alternatives, reducing the appearance of said mob by 75%, 50% and 25% (at the player's choice) compatibility for 1.17 to 26.1.2

658downloads
CobbleFactory - TUF
1.21.1neoforge

CobbleFactory - TUF

Tech/Creature modpack: Automate factories while discovering unique creatures!

657downloads
Wither Glass
1.20.6forge

Wither Glass

Another Wither-Resistant Glass Mod

652downloads
MesozoicWeapons
1.20.1forge

MesozoicWeapons

added Weapons,Mobs,Biomes/dimensions/

649downloads
Valentine's Day Items
1.21.4neoforge

Valentine's Day Items

Cupid's special Valentine's Day items.

646downloads
The RTG Gaming's Home
1.21.4neoforge

The RTG Gaming's Home

The Home of The RTG Gaming.

643downloads
MC Insert
1.21.8fabric

MC Insert

Insert is a simple vanilla+ modpack made for friends who want more from Minecraft without straying far from the original feel. It adds new structures, mobs, and quality-of-life tweaks—perfect for groups wanting a fresh but familiar survival experience.

639downloads
Glued: Reborn
1.20.1forge

Glued: Reborn

Make mobs stand still, turn them into lightweight NPC-like decorations, and reduce unnecessary server-side AI/pathfinding cost.

635downloads
Illagers vs Undead - Factions Feud
1.21.1neoforge

Illagers vs Undead - Factions Feud

This is a faction mod. By default, Illagers vs Undead.

634downloads
Better PlaystationEdition
1.21.10fabric

Better PlaystationEdition

Experience the essence of Minecraft on PS3: explore infinite worlds and build without limits. Craft structures, brave caves, and fight mobs in a personalized survival journey. Your creativity rules this endless adventure of blocks and fun.

631downloads
Mob Controller Shulker Spawning
1.21.11fabric

Mob Controller Shulker Spawning

This Mod adds control functions for Shulker Spawning in Minecraft, creating a variety of internal alternatives, reducing the appearance of said mob by 75%, 50% and 25% (at the player's choice) compatibility for 1.17 to 26.1.2

625downloads
Explosive Mob Deaths!
1.21.1neoforge

Explosive Mob Deaths!

Makes mobs explode upon death!

623downloads
Paladin's Journey
1.21.1neoforge

Paladin's Journey

A mod that adds new: bosses, ores, armor sets, weapon types, and even special legendary weapons. Made for the Paladin's SMP.

620downloads
Sad's Zombies (tw gore)
1.21.4neoforge

Sad's Zombies (tw gore)

Adds a new type of Zombie and potion effect.

613downloads
LevelCraft - [1.20-1.21.x] ⚔ RPG Progression | Skills | Quests | Clans | Sorcery | Mob Scaling ⚔
1.20spigot

LevelCraft - [1.20-1.21.x] ⚔ RPG Progression | Skills | Quests | Clans | Sorcery | Mob Scaling ⚔

Level up your world. Strengthen your character. Rule the realm.

608downloads
glaggles and enphosians
1.21.8neoforge

glaggles and enphosians

an unfinished mod of my favourite fandom, it adds 1 structure, 1 food, 5 mobs, 2 weapons, 13 blocks, 2 foods and 2 biomes

605downloads
Poof Sounds-Neoforge port
1.21.1neoforge

Poof Sounds-Neoforge port

Adds the Minecraft Story Mode death sounds to mobs

604downloads
Mob Controller Frog Spawning
1.21.11fabric

Mob Controller Frog Spawning

This Mod adds control functions for Frog Spawning in Minecraft, creating a variety of internal alternatives, reducing the appearance of said mob by 75%, 50% and 25% (at the player's choice) compatibility for 1.19 to 26.1.2

601downloads
LTERAcraft
1.21.1neoforge

LTERAcraft

A Mod that Adds a Part of Terraria and Many New Things. Languages: Ukrainian, English, German. Mod by neodash (+ ideas by: Ukr4ebyrek, Ajji and Duckyduck).

594downloads
Pathfinder's Passage
1.21fabric

Pathfinder's Passage

an Adventure modpack with Tougher Mobs

594downloads
Hold My Cow - Pickup containers and mobs [1.21+]
1.21spigot

Hold My Cow - Pickup containers and mobs [1.21+]

Why spill a full chest when you can carry it?

590downloads
Adapted Mobs
1.21.1fabric

Adapted Mobs

An officially-approved successor to Primitive Mobs!

589downloads
Mob Controller Camel Spawning
1.21.11fabric

Mob Controller Camel Spawning

This Mod adds control functions for Camel Spawning in Minecraft, creating a variety of internal alternatives, reducing the appearance of said mob by 75%, 50% and 25% (at the player's choice) compatibility for 1.20 to 26.1.2

584downloads
Pie World
1.20.2forge

Pie World

This modpack includes. Realistic health, cooking, animals, zombies/mobs.

583downloads