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Minecraft Java 1.21 Mods

Browse 12,814 free mods for Minecraft Java 1.21 — popular picks include Paper Stasis Fixer, SourceBlock, Simpel add.

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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.

9.5kdownloads
SourceBlock
1.21.1neoforge

SourceBlock

Adds infinite source blocks for water, lava, and milk.

9.5kdownloads
Simpel add
1.20.1neoforge

Simpel add

just a simpel add mod, feels like vanilla but with just a hint of tech

9.5kdownloads
Unflavoured Pipes
1.20.1forge

Unflavoured Pipes

Copper item pipes that fit the vanilla game.

9.5kdownloads
Quick Elytra Swapper
1.21.10fabric

Quick Elytra Swapper

Equip your elytra faster than anyone else

9.5kdownloads
Vanilla Planes
1.21

Vanilla Planes

Historically Accurate Planes with a Minecraft Twist, Adds 12+ planes and a fuel system that is compatible with all of my datapacks

9.5kdownloads
GalaxyByne's Mailboxes
1.21.7

GalaxyByne's Mailboxes

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

9.4kdownloads
Cobblemon Ride Effects
1.21.1fabric

Cobblemon Ride Effects

adds minecraft effects to cobblemon mounts in 1.7+

9.4kdownloads
Dejojo's Oritech Pack
1.21.1neoforge

Dejojo's Oritech Pack

The Oritech Modpack used by Dejojotheawsome in his Oritech series on YouTube! A collection of mods to make the game more immersive and of course Oritech!

9.4kdownloads
Space Cube (Fabric)
1.18.2fabric

Space Cube (Fabric)

Space Cube is a mod that creates space in another dimension. Inspired by Compact Machines

9.4kdownloads
In Game VPN
1.21.5fabric

In Game VPN

With this mod, you can use a VPN In Game! (Shift click to turn off after, and make sure to click the button at the top right of the menu to get the alive vpns!) Join the discord to give suggestions or report bugs!

9.4kdownloads
STAL Alloys
1.21.1fabric

STAL Alloys

This mod adds new metals and metal alloys into Minecraft that add more variety to tools, armors, decorative blocks, and resources when mining.

9.4kdownloads
Minions
1.21.5

Minions

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

9.4kdownloads
EventUtils
1.21.6fabric

EventUtils

Alerting for Event Alerts Minecraft events

9.4kdownloads
Mekanism Atomic disassembler MK2
1.18.2

Mekanism Atomic disassembler MK2

This resource pack makes the atomic disassembler look like the meka suit.

9.3kdownloads
Simple Flashlight
1.21.1fabric

Simple Flashlight

add flashlights that work in multiplayer using Veil

9.3kdownloads
Create BDCraft
1.21.1

Create BDCraft

BDCraft (originally by Sphax) patch specifically created for the Create mod in 512x - 32x!

9.3kdownloads
Create Big Cannons: Peripherals
1.21.1neoforge

Create Big Cannons: Peripherals

This mod adds CC: Tweaked peripherals to Create Big Cannons.

9.3kdownloads
Tough As Nails Create Addon
1.21.1neoforge

Tough As Nails Create Addon

Makes Tough As Nails and Create compatible

9.3kdownloads
Wandering Wizardry
1.21neoforge

Wandering Wizardry

Sculk based magic and new exploration opportunities

9.3kdownloads
LightWithin
1.21neoforge

LightWithin

This mods adds a new and player-specifc-unique power: InnerLights! Yes, a magical-ish power that changes from player to player!

9.3kdownloads
AutoEMC
1.21neoforge

AutoEMC

Automatic, accurate EMC assignment for ProjectE — made for modpacks.

9.3kdownloads
Easy Villager Fabric
1.21fabric

Easy Villager Fabric

A feature-rich Fabric Easy Villager concept. Capture, manage, and trade with villagers, run automated farms, breed and cure villagers — all from elegant glass display blocks.

9.3kdownloads
Fakeplayer Chunkloader
1.21.11fabric

Fakeplayer Chunkloader

Keep chunks loaded automatically with fake players! Features live HUDs, interactive chunk map, dual-mode operation (mob spawning or tickets only), and robust configuration. Perfect for maintaining farms and automated systems even when you're away.

9.3kdownloads
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.

9.3kdownloads
Radioactive
1.21.1neoforge

Radioactive

Unified radiation for modpacks and servers.

9.3kdownloads
Create: Lemon Mates
1.21.1neoforge

Create: Lemon Mates

A simple mod adding lemonades and detailed production steps using the Create mod.

9.3kdownloads
Accelerating happy ghast
1.21.11fabric

Accelerating happy ghast

Makes happy ghast incrementally faster as they move forward

9.2kdownloads
Packet Auth
1.18

Packet Auth

Authorization system for servers

9.2kdownloads
Create Nuclear Radiation
1.21.1neoforge

Create Nuclear Radiation

Addon for the Create Nuclear mod. Adder radiation after the reactor explosion.

9.2kdownloads
Cobblemon x Farmer's Delight Compat Tweaks
1.21.1fabric

Cobblemon x Farmer's Delight Compat Tweaks

Adds various compatibility tweaks between Cobblemon and Farmer's delight

9.2kdownloads
Create: Expression
1.21.1neoforge

Create: Expression

Expression: Create allows you to automate your hrt from the Expression mod with Create!

9.2kdownloads
Immersive Fluids
1.21.1fabric

Immersive Fluids

A Water Physics/Finite Water mod for Fabric 1.18.2

9.2kdownloads
Create money
1.21.2fabric

Create money

RP money that is fitting for the Create mod. Used in 90gqCreate modpack

9.2kdownloads
Vanilla RPC
1.14fabric

Vanilla RPC

Vanilla Discord RPC for modded Minecraft

9.1kdownloads
Easy Brewing
1.21.1fabric

Easy Brewing

Easy Brewing is a highly configurable Minecraft mod that introduces an advanced Brewing Station with full Cobblemon brewing support (alongside vanilla), featuring upgradeable speed and output, potion stacking, and flexible brewing configuration.

9.1kdownloads