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Minecraft Java 1.21 Mods

Browse 3,306 free mods for Minecraft Java 1.21 — popular picks include GalaxyByne's Mailboxes, Minions, Wandering Wizardry.

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GalaxyByne's Mailboxes
1.21.7

GalaxyByne's Mailboxes

A simple to use, multiplayer friendly mailbox datapack using addresses as recipients.

9.4kdownloads
Minions
1.21.5

Minions

Datapack that adds Minions to Minecraft while retaining the vanilla gameplay experience.

9.3kdownloads
Wandering Wizardry
1.21neoforge

Wandering Wizardry

Sculk based magic and new exploration opportunities

9.3kdownloads
Packet Auth
1.18

Packet Auth

Authorization system for servers

9.2kdownloads
Sable: Destructive
1.21.1neoforge

Sable: Destructive

Physics-driven destruction for Sable: block-by-block impacts, craters, debris, dust plumes, shockwaves, camera shake, custom shaders and live server controls.

9.1kdownloads
Paper Stasis Fixer
1.21

Paper Stasis Fixer

This plugin makes wireless stasis chambers work on Paper and PurPur servers by making it so whenever a fishing rod is used on a pressure plate, it spawns an invisible entity that stays on the pressure plate until the fishing rod is reeled in.

9.0kdownloads
EssentiaX
1.18

EssentiaX

Custom Minecraft commands, teleportation, AFK, mute, homes and more and fully customizable.

8.9kdownloads
G1axSpearOptimizer
1.21.11fabric

G1axSpearOptimizer

A performance-optimized Minecraft mod that makes spear combat smoother, more responsive, and more enjoyable. Experience true combat prediction and optimization with zero lag.

8.8kdownloads
Cobblemon: Living Dex Sorter
1.21.1fabric

Cobblemon: Living Dex Sorter

Add commands to sort your PC. Adds option to include or exclude regional variants, prioritize shinies, and use duplicate Pokemon as placeholders for the rest of the evolution line.

8.8kdownloads
MCoaster
1.21.2fabric

MCoaster

Adds smooth Roller Coasters to Minecraft. Fork of Splinecart

8.7kdownloads
BigDoors Physics
1.16.5

BigDoors Physics

Add collisions to the doors created by the BigDoors spigot plugin

8.7kdownloads
Create: Railway Evolution
1.21.1neoforge

Create: Railway Evolution

Smart traffic control and collision avoidance for Create trains. No more signals needed.

8.6kdownloads
Electromechanics
1.21.1fabric

Electromechanics

An addition to the existing Redstone ecosystem mechanically and electrically

8.6kdownloads
Create: Enhanced Iron Processing
1.16

Create: Enhanced Iron Processing

This is a datapack that adds a custom mixing recipe to produce crimsite renewably to enhance your iron and redstone farms.

8.6kdownloads
Lucidity
1.21.11fabric

Lucidity

All-in-One Minecraft Client Visual Assistance Mod

8.6kdownloads
Redstone Helper
1.21.4fabric

Redstone Helper

Mod which must you to help with redstone!

8.5kdownloads
Better Cobweb Recipe
1.21

Better Cobweb Recipe

Craft cobwebs with string

8.5kdownloads
MTSAntiCheat
1.21

MTSAntiCheat

This anti-cheat ensures fair gameplay by verifying client mods and textures, blocking hacked clients and unauthorized tools, and giving server owners full visibility and control to keep their SMP secure and competitive.

8.5kdownloads
CommandBridge
1.20

CommandBridge

Connect all your servers together and bridge commands across your entire Minecraft network.

8.4kdownloads
Announcement
1.18

Announcement

Simple announcement plugin.

8.4kdownloads
EzShops
1.13

EzShops

Advanced shop menus with smart pricing, sign trading, and API integrations

8.3kdownloads
OnePlayerSleepX
1.19

OnePlayerSleepX

Automatically skips night if one-player sleeps.

8.2kdownloads
Animated Frames
1.20.1

Animated Frames

Display GIFs PNGs & JPG in Screen

8.2kdownloads
Create Wells
1.21.1neoforge

Create Wells

A mechanical well that produces liquid with the help of rotational force

8.2kdownloads
Tachometer's EAS
1.21.1neoforge

Tachometer's EAS

A retake on IDOT's EAS Addon for PMWeather

8.2kdownloads
Create : Cobblemon Integrations
1.21.1neoforge

Create : Cobblemon Integrations

Integrates Create and Cobblemon by allowing Pokémon to power machines through custom burner mechanics.

8.2kdownloads
CBC: Locometal Armor
1.21.1neoforge

CBC: Locometal Armor

A Create: Steam 'n' Rails addon created by MinWix Mods team that adds armor properties to locometal blocks

8.1kdownloads
CC: Deep Seas
1.21.1neoforge

CC: Deep Seas

CC: Tweaked x Create: Deep Seas

8.1kdownloads
Everything Ice
1.21.9fabric

Everything Ice

This mod makes every block in Minecraft infintely slippery, like ice (but worse).

8.0kdownloads
Boundless Forging
1.20

Boundless Forging

A plugin that removes the "Too expensive" anvil experience cap by clamping the cost.

8.0kdownloads
Cobblemon Battle Logger
1.21.1fabric

Cobblemon Battle Logger

Tracks and logs Pokemon battles on servers.

8.0kdownloads
MaceEffect
1.21fabric

MaceEffect

Adds epic visual effects, custom particles, and cinematic slow-motion to your Mace kills!

8.0kdownloads
Minecart Trains
1.21

Minecart Trains

Link minecarts to trains like it should be possible in vanilla!

8.0kdownloads
Create Radar: Fire Arc Filter
1.21.1neoforge

Create Radar: Fire Arc Filter

Qol Addon for Create: Radars that adds fire arc controls for cannon networks no-fire sectors in yaw and pitch so weapons only engage when the bore is pointed where you allow.

8.0kdownloads
ThePjotyr's Speedsters
1.21

ThePjotyr's Speedsters

Bring to your game your favourite superhero - The Flash, and everything that comes along with him

7.9kdownloads
Create Balloon
1.21.1neoforge

Create Balloon

Adds inflatable hot air balloons to Create: Aeronautics.

7.9kdownloads