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Minecraft Java 1.21 Mods

Browse 862 free mods for Minecraft Java 1.21 — popular picks include LightCatcher, simulator infection epidemic crisis, Infinite Snowballs!.

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LightCatcher
1.20

LightCatcher

The feasibility of using light source blocks in survival mode, with support for protection plugins.

44downloads
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
Infinite Snowballs!
1.21.11fabric

Infinite Snowballs!

Throw unlimited snowballs in Survival mode by holding at least two snowballs. Below that, the mod works just like vanilla Minecraft.

43downloads
Charred Remains
1.21.11fabric

Charred Remains

Wither Skeletons drop Burnt Bones, a new item that can be crafted into Coal Dust and used as a fuel source. A small but flavourful addition to your survival world.

43downloads
Smarter Nether Portals
1.21.11fabric

Smarter Nether Portals

Modifies how Minecraft creates Nether Portals. The scale of the overworld and nether is now dependent on the difference in center positions and size of the world borders. This is useful for small world border survival games.

43downloads
ChainmailSieve
1.21

ChainmailSieve

ChainmailSieve is a lightweight Paper plugin that gives chainmail helmets a special survival mechanic.

43downloads
Ultra Hardcore Attributes
1.21.8neoforge

Ultra Hardcore Attributes

A mod that makes your game much harder than it needs to be by changing your attributes!

43downloads
mSurvival
1.21

mSurvival

A comprehensive, modular, and lightweight survival core that brings essential features like Home GUIs, Async RTP, and staff utilities into a single, high-performance package.

42downloads
Better Hardcore Datapack
24w18a

Better Hardcore Datapack

Completely overhauls Hardcore mode to be true danger.

42downloads
Rispwind's Survival Spawn Eggs REMAKE
1.21.8neoforge

Rispwind's Survival Spawn Eggs REMAKE

Wandering Traders will occasionally sell spawn eggs.

42downloads
Saplingblocker
1.21

Saplingblocker

Prohibits planting tree seedlings It does not give you tree sprouts, which can be interesting for survival underground, for example, in combination with other mods or plug-ins

42downloads
Survival Currency
1.21.1neoforge

Survival Currency

A fair and survival friendly solution to currency.

41downloads
BoatflySurvive
1.21

BoatflySurvive

Boatfly compatible with survival!

41downloads
ZlAutoGive
1.21

ZlAutoGive

Automatic vanilla drops system for Minecraft survival.

41downloads
Route Helper
1.21.11fabric

Route Helper

This is a QoL mod for skyblock that adds player relative waypoints. This is most usefull for routing out grottos easily.

40downloads
StonecutterPlus
1.21

StonecutterPlus

A survival expansion plugin with improved stonecutter recipes, mini blocks, custom items, QoL crafting, and Vane integration.

40downloads
MaxTools
1.21

MaxTools

Perfect for a survival game with progression.

39downloads
JustBed
1.21

JustBed

A simple utility to teleport back to your bed respawn point with a single command. Lightweight and perfect for survival servers.

39downloads
3LivesAdvanced
1.21.11

3LivesAdvanced

A lightweight hardcore like survival plugin that adds a limited lives system able to configured in alot of different ways. By ShuuNaX❤️

38downloads
MashAutoCloseDoor
1.21

MashAutoCloseDoor

Built for survival/QOL servers where players leave doors open all the time.

38downloads
Hardcore Tatoo
1.21.8neoforge

Hardcore Tatoo

This mod gives you a Tatoo on your Arm that shows you, your Health and Hunger

37downloads
VoxaTimber
1.16.5

VoxaTimber

Lightweight tree felling for faster survival gameplay.

37downloads
Vyvern Mine
1.21.1neoforge

Vyvern Mine

Vein mining — hold a key, break one block, break the whole connected vein. Hunger- and durability-limited, tunable live from the Vyvern panel.

36downloads
Eating Ability
1.21.2

Eating Ability

Eating Ability transforms Minecraft survival by giving players unique powers and abilities when consuming different items.

36downloads
Rubbercore
1.20

Rubbercore

A Mix of Hardcore and Normal Survival

36downloads
ElementalCrystals
1.21

ElementalCrystals

ElementalCrystals adds custom elemental crystals with special abilities. Players can craft and use Fire and Water Crystals in survival gameplay. Thanks

36downloads
Survival+
1.21.9

Survival+

Survival+ is a datapack that adds difficulty and suprise to Minecraft again. By adding tougher enemies and cool unique items. Along with a bunch of new mechanics and reworks of some old ones, causing you to relearn Minecraft in a whole new way!

35downloads
SR ChestPreviwe Premium
1.21

SR ChestPreviwe Premium

SRChestPreviewer allows you to see the contents of any container without ever opening the UI. Perfect for survival

34downloads
An Unbelievable Recipe MOD
1.21.8fabric

An Unbelievable Recipe MOD

Can't craft in Survival mode? Want to get bedrock? Wait, there aren't any Endermen anywhere! That's when you should use this mod! With this mod, you can craft 9 types of blocks that you normally can't craft!

34downloads
Re:Path
1.21.9

Re:Path

This datapack rebalances progression, resources, and crafting by shifting smelting mechanics, tool tiers, and potion accessibility to encourage a more survival-focused gameplay

34downloads
Coming Darkness
1.21.4

Coming Darkness

Survival data pack with my ideas to rebalance gameplay. It makes game passing a bit harder and longer.

34downloads
Craftable Creakings
1.21.4

Craftable Creakings

This simple data pack allows one to craft a creaking egg in survival! Now you can build redstone machines that activate simply by looking at a creaking that doesn't despawn! (The creaking will not despawn if named)

34downloads
mc is too ez
1.21.8neoforge

mc is too ez

A survival difficulty mod that makes Minecraft harder, more punishing, and less forgiving.

33downloads
modify vanilla
1.21.8neoforge

modify vanilla

modify vanilla is a practical mod designed to enhance your vanilla survival experience by optimizing and adjusting existing crafting mechanics without adding new items.

33downloads
Insomnia - Hard Mode
1.21fabric

Insomnia - Hard Mode

Enhances all hostile mobs. New mechanics, higher stats, unique combat. Hardcore survival.

31downloads
Lightning Countdown
1.21

Lightning Countdown

Stay still for 15s? Get struck by lightning! Survive 5 strikes to summon a Charged Creeper. Keep moving to avoid the electrifying loop in this thrilling survival challenge for Minecraft!

31downloads