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Minecraft Java 1.21 Mods

Browse 21,941 free mods for Minecraft Java 1.21 — popular picks include Contrition: lifesteal, SMP revive, & more, CC Ballistix Reborn, Cree's Dynamic Doors.

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Contrition: lifesteal, SMP revive, & more
1.21.2

Contrition: lifesteal, SMP revive, & more

A collection of gameplay features specially designed for multiplayer fun.

2.5kdownloads
CC Ballistix Reborn
1.21.1neoforge

CC Ballistix Reborn

Integrates ComputerCraft: Tweaked with Ballistix 0.9.2 for missile silo control and coordinate-based launches via the new control panel.

2.5kdownloads
Cree's Dynamic Doors
1.21.4neoforge

Cree's Dynamic Doors

Double doors will now open and close together or synchronize if one is open and the other is closed!

2.5kdownloads
MaceControl
1.21

MaceControl

A simple plugin to limit the mace weapon

2.5kdownloads
Artisan Pottery
1.21.1neoforge

Artisan Pottery

This mod adds a variety of new features related to the archeology update. Pots can now be customized how ever you want, there are new animals roaming the deserts and badlands and new structures to uncover.

2.5kdownloads
Funny Deaths
1.21

Funny Deaths

Adds Custom funny death messages when player Dies! Make game extra fun

2.5kdownloads
Pacifism
1.7.2

Pacifism

Allow players to toggle their PVP on or off. (Also enables PVP after a specified amount of grace-time.)

2.5kdownloads
Range Hit Sounds 🔊
1.21.8fabric

Range Hit Sounds 🔊

Plays a pling sound when hitting an entity at a configurable distance.

2.5kdownloads
SurShield Modification
1.21.1neoforge

SurShield Modification

Modpack that combines the mechanical genius of Create, the iconic Satsu Iron Man Addon, and the gritty superpowered chaos of The Boys: New World — delivering advanced automation, and an immersive world of limitless possibilities.

2.5kdownloads
ScalingMobs
1.21.1neoforge

ScalingMobs

Adjusts the stats of bosses and mobs, multiplied by the number of players on the server.

2.5kdownloads
In Game Calculator
1.21.11fabric

In Game Calculator

Adds a /calculator command to Minecraft for quick in-game math. Supports basic operations, parentheses, crafting math, coordinate conversions, hopper timers, geometry, time conversions, and random number generation — perfect for builders, redstone engineer

2.5kdownloads
Auto Invisible
1.21.7fabric

Auto Invisible

AutoInvisible allows you to automatically drink an invisibility potion, ensuring safety, for example, when AFK at your base, staying at farms, or while loading terrain.

2.5kdownloads
Kinetic Weaponry
1.21.1neoforge

Kinetic Weaponry

Small equipment mod made for ModFest 1.21!

2.5kdownloads
Simple Seasons
1.21fabric

Simple Seasons

Adds a simple season system.

2.5kdownloads
Kulka-BetterCooldowns
1.21.11fabric

Kulka-BetterCooldowns

A lightweight and customizable HUD mod to track item cooldowns with ease.

2.5kdownloads
Rtp Ez
1.20

Rtp Ez

Random Teleport Plugin, with all the features you need.

2.5kdownloads
CustomCrafty
1.20.1

CustomCrafty

A plugin that allows crafting recipes with NBT support for named and enchanted items.

2.5kdownloads
Packet Shield
1.21fabric

Packet Shield

Client-side mod that automatically prevents kicks from malformed packets, excessive payloads, or impossible movement. Filters packets, checks rotation, and throttles interactions.

2.5kdownloads
Cannons Revamped
1.19

Cannons Revamped

Multiblock cannons in minecraft.

2.5kdownloads
AntiTrample
1.8

AntiTrample

Prevent players and mobs from trampling on your crops.

2.5kdownloads
Create Aeronautics Addon: Plough & Roll!
1.21.1neoforge

Create Aeronautics Addon: Plough & Roll!

An Addon for Create Aeronautics that adds functionality to the Mechanical Plough and Mechanical Roller on Simulated Sable Contraptions.

2.5kdownloads
Hopplet (Hopper Filters)
1.21.8

Hopplet (Hopper Filters)

Expressive hopper filtering, written as plain text. The most powerful plugin in this domain. Filter by any item property. Extendable via a strong developer API.

2.5kdownloads
Ultimate Spear
1.21.1

Ultimate Spear

Adds the Minecraft Live 2025 Spears with a focus on keeping accuracy on the features we currently know!

2.5kdownloads
ForceXaeroFairPlay
1.21

ForceXaeroFairPlay

Force enables Xaero's Minimap Fair Play mode whenever a player joins the game.

2.5kdownloads
Unpackable Minecarts
1.21

Unpackable Minecarts

Adds recipes to allow the uncrafting of all minecart types (excl. command block minecart).

2.5kdownloads
Dupe Utility
1.21

Dupe Utility

The best dupe plugin you`ll find.

2.5kdownloads
Leashable Fences
1.21.4

Leashable Fences

With this datapack, you can finally decorate by leashing two fences together!

2.5kdownloads
[Enchant] Blessing of Return
1.21

[Enchant] Blessing of Return

A new enchantment that lets you keep your items on death

2.5kdownloads
Minecart Trains
1.21.7fabric

Minecart Trains

A mod implementing working train mechanics onto vanilla Minecarts whilst trying to stay as vanilla as possible

2.5kdownloads
PlayerKeepInventory
1.2.1

PlayerKeepInventory

Each player can toggle if they want to keep their inventory and experience after death.

2.5kdownloads
WhitelistByTime
1.16

WhitelistByTime

Advanced whitelist with permanent/temporary access, UUID & nickname support, time freezing, and GeyserMC compatibility

2.5kdownloads
No offhand
1.18.2

No offhand

Disables the offhand entirely from being used.

2.5kdownloads
Copper Golem Hats
1.21.9-rc1

Copper Golem Hats

Stylize your Copper Golems

2.5kdownloads
Homemade Stand
1.21.1fabric

Homemade Stand

模组内容基于日本漫画家荒木飞吕彦所创作的著名漫画《JoJoの奇妙冒险》所制作 This module is based on the famous manga "JoJo's Wonderful Adventure" by Japanese manga artist Hikaru Araki.

2.5kdownloads
Sprintum (MC-152728 revert)
1.21.4neoforge

Sprintum (MC-152728 revert)

Simple mod that reverts the fix for the bug [MC-152728]

2.5kdownloads
Lava Furnaces
1.21fabric

Lava Furnaces

This mod makes furnaces, blast furnaces and smokers burn without needing fuel as long as they have a lava source beneath them.

2.5kdownloads