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Minecraft Java 1.21 Mods

Browse 448 free mods for Minecraft Java 1.21 — popular picks include Bombastic, PlasticGun, Fabricord.

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Bombastic
1.21fabric

Bombastic

Sending you pipe bombs since 2024

9.8kdownloads
PlasticGun
1.21.8fabric

PlasticGun

A gun mod - fully server side with Polymer

9.0kdownloads
Fabricord
1.20.3fabric

Fabricord

A modern message style like DiscordSRV will be reproduced as a Fabric version mod.

8.8kdownloads
Create: Nerfad
1.21.11fabric

Create: Nerfad

Most missing recipes for Create Fly

8.7kdownloads
Electromechanics
1.21.1fabric

Electromechanics

An addition to the existing Redstone ecosystem mechanically and electrically

8.6kdownloads
Redstone Helper
1.21.4fabric

Redstone Helper

Mod which must you to help with redstone!

8.5kdownloads
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.

8.5kdownloads
OnePlayerSleepX
1.19

OnePlayerSleepX

Automatically skips night if one-player sleeps.

8.2kdownloads
Everything Ice
1.21.9fabric

Everything Ice

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

8.0kdownloads
Rods from God
1.21.1fabric

Rods from God

Miscellaneous superweapons for Modfest 1.21

7.9kdownloads
SMP Silk Spawner
1.17

SMP Silk Spawner

Silk Touch spawners implemented in a vanilla/smp friendly way! Fully configurable with different things that could happen with breaking spawners

7.4kdownloads
Matthiesen Core
1.21.1neoforge

Matthiesen Core

A library mod for NeoForge and Fabric that enables developers to create mods with a shared common codebase.

7.1kdownloads
Server Storage
1.21.8fabric

Server Storage

This mod adds an AE2 inspired storage system that works completely server side

6.7kdownloads
FBombs
1.21.1fabric

FBombs

Inspired by old-school Forge nuke mods, this has everything that goes boom!

6.2kdownloads
Homes by Juix
1.21.5

Homes by Juix

Datapack adding a /trigger home command, fully customizable ! (v2.0 : new multi-home system !)

6.1kdownloads
Death Sound Plugin | UnstableSMP | Orbital Strikes
1.21

Death Sound Plugin | UnstableSMP | Orbital Strikes

Death Sound Plugin like on the UnstableSMP with many features like Orbital Strikes and more

6.0kdownloads
Mini Tardis: BOTI
1.21fabric

Mini Tardis: BOTI

A work in progress addon for Mini Tardis to provide Immersive Portals integration.

5.9kdownloads
Horror OneBlock
1.21.1neoforge

Horror OneBlock

OneBlock survival with horror mobs, dwellers, guns, shaders, and Create automation.

5.5kdownloads
Cursed Compass
1.21.1neoforge

Cursed Compass

A compass that leads the player towards danger

5.5kdownloads
Silly Fossils
1.21.1

Silly Fossils

An addon for Cobblemon that adds some more functionality to the fossil machine.

5.2kdownloads
Inside The System: Horror Anomaly
1.21.1neoforge

Inside The System: Horror Anomaly

This build is made to add atmosphere to the Inside The system mod.

5.2kdownloads
Armistice: the Peace Engines
1.21neoforge

Armistice: the Peace Engines

Machines from tomorrow, bringing peace to today

5.2kdownloads
Movable Block Entities
1.21.10neoforge

Movable Block Entities

Allows pistons to push block entities without the need of Carpet Mod

5.1kdownloads
Deltapack
1.21.11

Deltapack

A deltarune datapack adding content from dark fountains and dark worlds to the roaring knight. As well as items and spells like snowgrave and the shadow mantle.

5.1kdownloads
Create: Enhanced Diamond Production
1.16.5fabric

Create: Enhanced Diamond Production

Renewable Diamonds and Asurine!

5.1kdownloads
RandomDirtDrops
1.21

RandomDirtDrops

RandomDirtDrops is a fun Minecraft data pack that makes breaking dirt blocks drop completely random items from the entire game — from diamonds to dragon eggs! Perfect for chaotic survival challenges and OP item speedruns.

5.1kdownloads
SirEdvin's Cloud Solutions
1.21.1fabric

SirEdvin's Cloud Solutions

CC:T addons that brings some cloud services from real world into minecraft

5.0kdownloads
Eciipse Plushies
1.21.11fabric

Eciipse Plushies

Add Plushies To Your World!

4.8kdownloads
BTW - Ore Breaking
1.21.1neoforge

BTW - Ore Breaking

An ore mining overhaul to increase mining experience

4.7kdownloads
Sporkcart
1.21.1fabric

Sporkcart

A fork of Splinecart and Forkcart that combines the best features of both for 1.21.1!

4.6kdownloads
Hell's Survivor
1.21.1neoforge

Hell's Survivor

A Nuclear Themed Horror Mod.

4.6kdownloads
Laseredstone
1.21.8fabric

Laseredstone

Redstone but we use lasers to transfer signals

4.6kdownloads
Create: Enhanced Emerald Production
1.16.4fabric

Create: Enhanced Emerald Production

Automate Veridium and Emeralds!

4.3kdownloads
WinWeapons
1.21.1fabric

WinWeapons

Weapon ideas created for a Winsweep video. Adds some unique weapons that are super awesome :D

4.3kdownloads
Wemmbu's Orbital Strike Cannon
1.21

Wemmbu's Orbital Strike Cannon

The orbital strike cannon from Wemmbu's videos on the Unstable Universe. Has both nuke and stab shots.

4.3kdownloads
Lead Apple
1.21.1neoforge

Lead Apple

New apples with unusual effects, compatible with Create, Mekanism and Ad Astra

4.2kdownloads