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Minecraft Java 1.21 Mods

Browse 8,221 free mods for Minecraft Java 1.21 — popular picks include Stelar's Cobblemon 3, Survival Nerf, JtC Abandoned Roads.

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Stelar's Cobblemon 3
1.21.1neoforge

Stelar's Cobblemon 3

A Cobblemon-focused adventure modpack I made for me and my friends. Centered around Cobblemon, it features popular worldgen, storage, and agriculture mods to enhance the Mon experience!

95downloads
Survival Nerf
1.21.4

Survival Nerf

Minimalistic vanilla-flavored design and balance overhaul. Mostly reverting bad decisions the devs have made. Intended for use with Etomb's Better Survival modpack.

95downloads
JtC Abandoned Roads
1.21.4neoforge

JtC Abandoned Roads

Adds abandoned roads to enhance your infection/apocalyptic/modern world!

95downloads
Lava Pockets Removed
1.21.1neoforge

Lava Pockets Removed

Removes tiny 1x1 lava pockets from Nether generation without changing biome feature lists, keeping custom Nether biomes and world-gen mods compatible.

94downloads
Rot Creeper
1.21.1neoforge

Rot Creeper

💚 Your worst nightmare just got worse! At night, normal Creepers mutate into terrifying Rot Creepers with massive health and devastating one-shot explosions. Run, hide, and survive until dawn! 💀💥

94downloads
Dungeon Keys & Loot
1.21neoforge

Dungeon Keys & Loot

Adds locked caches, collectible keys, and tiered loot rewards for exploration.

94downloads
Umbervale SMP
1.21.11fabric

Umbervale SMP

A carefully crafted Vanilla+ modpack focused on quality-of-life improvements, immersive terrain generation, handcrafted structures, and rich visual enhancements. Designed to preserve the core Minecraft experience while elevating exploration, building, and

94downloads
Rare Ancient Debris
1.21.4

Rare Ancient Debris

This datapack makes ancient debris generate less, which makes it rarer.

94downloads
Everything Expanded
1.21.4neoforge

Everything Expanded

Expanding upon nearly every aspect of the game with various additions. Made with MCreator

94downloads
MobTwist
1.17

MobTwist

MobTwist is a Minecraft server plugin that allows you to toggle and manage mob replacement on your server. With MobTwist, you can block specific players, configure which mobs are ignored for replacement, and enable or disable mob replacement entirely.

94downloads
WorldResetter
1.21.11fabric

WorldResetter

A mod to reset worlds (for speedrunning, etc.)

93downloads
MysticRealm - Archivist
1.21.1neoforge

MysticRealm - Archivist

📚 Summon the Archivist using bookshelves! Fight his endless swarm of flying books for random Enchanted Book drops. Defeat him for 25 XP levels and a relic to summon your own loyal book protectors! ✨🔮

93downloads
Village snowy shepherds house
1.21

Village snowy shepherds house

In Minecraft,snowy shepherds house didn't can spawn.Now, we solve this problem.

93downloads
Loot Novum
1.21.7

Loot Novum

Remakes quite a few of the vanilla loot tables for a nicer experience

93downloads
HeadDropDimensions
1.21

HeadDropDimensions

This a Plugin that Drops heads based on chance pvp or pve and u can disable in each dimension or increase or decrease the chance in each dimension

93downloads
The Nether Refined
1.21.9

The Nether Refined

Refines the Nether dimension whilst maintaining a vanilla-like feel.

93downloads
Skysprawl
1.21.5

Skysprawl

Adds a village in the sky

93downloads
SeasonalBehaviors
1.21.4

SeasonalBehaviors

SeasonalBehaviors brings dynamic, immersive seasonal changes to your Minecraft world—altering weather, mob behaviors, crop growth, and villager trades to create a living, evolving environment. Experience nature’s cycle like never before.

93downloads
Mukatai's No More Vanilla Structures
1.18.2

Mukatai's No More Vanilla Structures

Remove all vanilla structures from your world in Minecraft

92downloads
OP ORE
1.21

OP ORE

This Plugin makes ores op , the rarer the ore, the more overpowered the item you receive. Enjoy :)

92downloads
Natural Spawner Cleaner
1.21

Natural Spawner Cleaner

It removes all natural spawners, THIS WILL NOT WORK ON PREGENERATED CHUNKS. This will NOT remove player placed spawners.

92downloads
Cobbleburgo Re-Created
1.21.1neoforge

Cobbleburgo Re-Created

A NeoForge modpack combining Cobblemon exploration with the full power of Create engineering, designed for rich progression and multiplayer adventures on the Cobbleburgo server.

92downloads
Bronze Age Mod - A Dip In The Past
1.21.4neoforge

Bronze Age Mod - A Dip In The Past

Immerse yourself in the Bronze Age! Meet new metals, building blocks and foodstuff which will bring you back to an Age of Heroes.

92downloads
bnwb modpack
1.21.1fabric

bnwb modpack

this is a vanilla plus modpack with terrain gen mods lots of new structures and new gear and items

92downloads
ButtslugServers
1.21fabric

ButtslugServers

a modpack for my server and anyone who would want a slightly tweaked, vanilla experience! this mostly revamps visuals, terrain generation, and sound!

92downloads
Dwok's Pocket Dimensions
1.21.1neoforge

Dwok's Pocket Dimensions

This mod adds pocket dimensions to Minecraft!

91downloads
Kaucjomat (Bottle Deposit Machine)
1.21.1neoforge

Kaucjomat (Bottle Deposit Machine)

Immerse yourself in the world of deposit-free bottles and cans and get something back for yourself ;) #🇵🇱⛰️

91downloads
DigDug 1.2.0  - Ores and More
1.21.8fabric

DigDug 1.2.0 - Ores and More

A brand new mod that introduces a new experience to mining in Minecraft. With new mobs, ores, and foods, DigDug aims to revamp the way Minecraft progresses further past the endgame.

91downloads
Instanced Dungeons
1.21.1fabric

Instanced Dungeons

Adds an instanced dungeon inspired by the OSRS Barrows Brothers dungeon.

91downloads
nanbeiluduo
1.21.1neoforge

nanbeiluduo

Automatically search for structures and connect them using roads

91downloads
Moobloom Variants (Example Pack)
1.21.5

Moobloom Variants (Example Pack)

This datapack makes it so you can add data driven variants to Belgie's mooblooms mod

91downloads
Dept Collectors
1.21.1neoforge

Dept Collectors

You are broke, in fact; you are in SERIUS dept. To pay of that dept, the people you owe money has sent you to a strange world. You mission is to kill of other dept collectors in your way and pay of your dept.

91downloads
ForceBlend (PoC)
1.18fabric

ForceBlend (PoC)

Proof of concept mod that prepares existing Overworld chunks for Minecraft's native terrain blending after seed, generator, or chunk-layout changes.

90downloads
Railcity
1.21.1neoforge

Railcity

An ordinary city in the middle of nowhere...

90downloads
mutationcraft-plus
1.21.1fabric

mutationcraft-plus

Adds 24 random world mutations that completely change Minecraft every 5 minutes, making every survival adventure unique.

90downloads
MultiVerseDivider
1.21

MultiVerseDivider

MultiVerseDivider is a Minecraft plugin for Spigot/Paper 1.21+ that works with Multiverse-Core to show players only those who are in the same configured world category.

90downloads