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Minecraft Java 1.21 Mods

Browse 363 free mods for Minecraft Java 1.21 — popular picks include ZombieChaos, Undead Sunscreen, yTrain.

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ZombieChaos
1.21.1neoforge

ZombieChaos

Adds unique zombie variants made in a seamless Vanilla+ style with custom models and tactical abilities.

114downloads
Undead Sunscreen
1.21.1neoforge

Undead Sunscreen

Prevents mobs from burning in daylight unless their entity ID is added to a configurable vanilla-behavior blacklist.

113downloads
yTrain
1.16

yTrain

Train Against Custom Zombies with Ease

110downloads
FLESH & ASH
1.21.8fabric

FLESH & ASH

Uncover the horror of the Flesh and Ash. Face an evolving army of bloody zombies and strange grey leaders!

101downloads
Undead Steve
1.21.1neoforge

Undead Steve

This mod adds a basic undead steve mob that fights the player.

98downloads
Unstable Nether Portal Strike
1.21.11

Unstable Nether Portal Strike

This Datapack adds the Null Nether Portal Strike from the Unstable SMP.By holding an nether star given from a command in description named null, nether portals will start spawning, zombies will come out.

97downloads
backroomsentity7's Additions
1.21.1neoforge

backroomsentity7's Additions

This project adds new zombie varients, an enchanted apple (not gold), and more.

96downloads
Undead Alliance
1.21.1fabric

Undead Alliance

Turn zombies into loyal companions with trust, personality, and smart AI. Recruit, command, and survive together in Minecraft.

95downloads
pissen.png
1.21

pissen.png

A texture made for a private minecraft server, contains a lot of internal jokes. Maybe it's fun to pass the time. Change textures like paintings, the sun and moon, mobs like zombies, skeletons, ravengers, chickens,pigs, random items and more

90downloads
Vanilla Mob Remake
1.21.10forge

Vanilla Mob Remake

## Overview The Vanilla Mob Remake mod enhances the AI of various Minecraft mobs. Currently, the AI systems for zombies, spiders, and witches have been completed, with more mob AI systems under development.

87downloads
Undead Transformation
1.21.6fabric

Undead Transformation

Zombie transform into husk if died by the sun and skeleton transform into bogged if in contact with water for too long

87downloads
Get Ricked
1.21.8fabric

Get Ricked

A fabric mod that adds an enchantment that spawns helper zombies, called "ricks", that help you defeat the enemy

84downloads
Browngurus mob pack
1.20.1

Browngurus mob pack

A resource pack that replaces skeleton and zombie mobs with custom mobs i made up

84downloads
NoMoreLeaders
1.21.4

NoMoreLeaders

Entirely removes the Zombie leader HP buff without having to lower your difficulty

79downloads
NerfJockey
1.16

NerfJockey

This plugin nerfs baby zombies

78downloads
Hidden History
1.21.11

Hidden History

This datapack adds the charming Moobloom and three dangerous new jockeys: Dolphin with Drowned, Ocelot with Baby Zombie, and Piglin riding a Hoglin.

75downloads
Remove Lava Chicken Drop
1.21.7-rc1

Remove Lava Chicken Drop

Removes the "Lava Chicken" disc from the Zombie loot table.

75downloads
ZombieTactics-Profiled
1.21.1neoforge

ZombieTactics-Profiled

A reworked fork of Zombie Tactics that restructures the original block-breaking system into configurable, entity-specific mining profiles, allowing different and custom NPCs to use individually adjusted parameterized behavior.

72downloads
Zombie Syringe
1.21.11fabric

Zombie Syringe

a syringe that can transfer zombie (husk,drowned) blood to villagers

67downloads
NotQuiteDead
1.21

NotQuiteDead

Become a zombie, husk, and drowned in survival!

67downloads
Zombie Horse Traps
1.21.4

Zombie Horse Traps

Adds Zombie Horse Traps into Minecraft!

66downloads
F*** baby zombies
1.20.5

F*** baby zombies

Makes baby zombies exactly 1.001 block tall, severely nerfing them by preventing them from going through 1 block gaps.

64downloads
Zombies attack Pink Sheep
1.21.5

Zombies attack Pink Sheep

Like in A Minecraft Movie, zombies will attack pink sheep

63downloads
Coral Nautilus
1.21.11fabric

Coral Nautilus

Have you ever thought that, Hey! There should be a Coral Nautilus just like the Zombie Coral Nautilus. Well, this mod adds just that!

57downloads
Tricks and Treats
1.21.4neoforge

Tricks and Treats

This is a mod meant for halloween time, adding a lot of cool features for all Minecrafters!  Loot villages for candy, or wait for nighttime, and see cool zombies with pumpkin heads, and spiders laying webs!

49downloads
simulator infection  epidemic crisis
1.21

simulator infection epidemic crisis

apocalyptic zombie infection simulator that transforms servers into a pandemic survival experience. Features progressive infection spread, contaminated players, quarantined villages, multiple zombie variants, vaccine crafting, and crisis events.

44downloads
lightning rod zombie
1.21.1neoforge

lightning rod zombie

A zombie that can summon lightning and heal itself.

42downloads
Villager Eggs
1.21.6

Villager Eggs

Add two recipe (villager and zombie villager) and two advancement.

40downloads
Smart Zombies
1.21.1fabric

Smart Zombies

Fabric‑based 1.21.1 mod making zombies intelligent: wall‑breaking, gap‑parkour, horde spawning, skeleton turrets, creeper‑throwing, emergency escape, backup calls, item‑picking, base sabotage and variable stats & sizes.

34downloads
Rotten Apples
1.21.6

Rotten Apples

This Datapack Adds Rotten Apples to Minecraft, When you eat one near a mob with a Zombie Variant it Zombifys

34downloads
Infectious Mod CleanUp (Mocagem Survival Tweak)
1.21.1

Infectious Mod CleanUp (Mocagem Survival Tweak)

Removes a lot of mobs and items that don't fit the "zombie apocalypse" aesthetic very well.

30downloads
Mob Enhancement Plugin【1.21.7-1.21.4】
1.21spigot

Mob Enhancement Plugin【1.21.7-1.21.4】

This plugin enhances hostile mobs like zombies.【このプラグインはゾンビのような敵性モブを強化します。】

30downloads
endofday-renew
1.21.1neoforge

endofday-renew

"Zombie Outbreak" Gameplay Mod (for Newer Versions)

26downloads
zombieguard
1.21.11

zombieguard

this its a zombieguard mod,you can spawn a costum zombie that will patrol an era this can abe very useufel fro costum building but becarfule he can go thought walls

23downloads
Void Beasts
1.21

Void Beasts

It changes the textures of mobs like zombie creeper wither and spider

16downloads
Undead Unleashed - Spawn Weight Config
1.20.1

Undead Unleashed - Spawn Weight Config

A simple ready to edit datapack template to modify spawn weights and counts for Undead Unleashed mobs.

8downloads