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Minecraft Java 1.21 Mods

Browse 76 free mods for Minecraft Java 1.21 — popular picks include Streive's Weapons, Create Build Gun, EnchantSense.

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Streive's Weapons
1.21.8fabric

Streive's Weapons

Streive's Weapons mod adds diverse firearms with realistic mechanics and customization options to Minecraft. Craft, customize, and wield powerful guns for enhanced combat and exploration experiences.

1.6kdownloads
Create Build Gun
1.21.1neoforge

Create Build Gun

A tool has been added to print blueprints in survival mode. Intended for modpack creation.

1.5kdownloads
EnchantSense
1.21.11fabric

EnchantSense

Intelligent enchantment guidance directly in tooltips for all weapons, armor, and tools. Supports swords, mace, trident, spear, bows, and more.”

1.4kdownloads
Nirsland's Additions
1.20.1forge

Nirsland's Additions

This mod adds fresh new mechanics and other cool things.

1.4kdownloads
Aiden's Tech
1.21.1neoforge

Aiden's Tech

A technological mod made for adding more technology to Minecraft, much like mods like Hbm's Nuclear Tech mod. This also includes firearms, such as the Mosin-Nagant, M16, and M1911.

1.2kdownloads
Defcon
1.21

Defcon

Defcon is a system which includes nuclear related weaponry and machines, as vanilla as possible.

1.1kdownloads
TurboWarp SMP
1.21.1neoforge

TurboWarp SMP

Create-centered technology and automation modpack, adding tons of industrial and mechanical blocks, new frontiers, explosives, and weaponry

1.0kdownloads
Ironpowder
1.21.5

Ironpowder

Adds guns, equipment, armor and new gameplay to Vanilla Minecraft

893downloads
Marlows Darkness Weapon
1.21

Marlows Darkness Weapon

This plugin adds Marlow's darkness weapon from the Unstable Universe

771downloads
ETHEREAL BLASTERS 2: ENGAGED AND REBORN
1.21.1fabric

ETHEREAL BLASTERS 2: ENGAGED AND REBORN

The Ethereal Blasters have returned with brand new mechanics, upgrades, and much, much more!

723downloads
Mi Bombo
1.21.1neoforge

Mi Bombo

Mi Bombo adds modular multiblock missiles and aerial bombs to Minecraft. Assemble them and create powerful explosive weapons. The mod is compatible with Create, Create: Aeronautics, and Sable.

633downloads
Amai's Custom Items (disconntinued)
1.21

Amai's Custom Items (disconntinued)

Amai's Custom Items is plugin that provide you possibility to make Minecraft Custom Weapons

630downloads
Kindling Age
1.21.1neoforge

Kindling Age

Kindling Age enhances early survival with lightweight, vanilla-friendly mechanics that make the first days more deliberate without adding grind or hard gates.

602downloads
Eternal Quests: RPG Overhaul
1.21.8neoforge

Eternal Quests: RPG Overhaul

Dive into Eternal Quests: RPG Overhaul! One mod, endless adventure—epic weapons, powerful armour, and fierce foes await. Forge your path and become a legend!

510downloads
FakeGun
1.18.2

FakeGun

This is a relatively friendly firearms plugin, featuring realistic ballistics, a variety of weapons, and simple purity. It includes a recipe book.

343downloads
AeroMechanica
1.21.1neoforge

AeroMechanica

A high-performance Create and Aeronautics modpack. Fly custom steam-and-jet powered airships, build power grids, automate weapons, and enjoy a cozy immersive sky-exploration experience on 1.21.1 NeoForge!

318downloads
MilitaryArsenal
1.20.4

MilitaryArsenal

A military weapons addon for Slimefun4 featuring advanced weaponry, ammunition systems, and coordinate-based bombardment capabilities.

266downloads
Blackout Revival Tech Reborn
1.21.8neoforge

Blackout Revival Tech Reborn

Technological weapons and armors

256downloads
Flame Mace
1.16

Flame Mace

A powerful fire themed mace weapon with passive fire resistance, regeneration in lava, and three ultimate abilities including air dash fire ring on hit and unstoppable lava damage.

251downloads
Projectile Launchers
1.21.1neoforge

Projectile Launchers

A somewhat vanilla friendly mod that adds guns that shoot minecraft projectiles.

249downloads
A.B.E. Forgery
1.21.8fabric

A.B.E. Forgery

a mod adding powerful new weapons with unique effects

237downloads
INeedMoreWeapons
1.21.9

INeedMoreWeapons

This datapack adds 80+ weapons and crafts!

230downloads
DonutSMP Auction Sniper
1.21.4fabric

DonutSMP Auction Sniper

Automatically buys cheap Items on the Auction for Profit on DonutSMP

209downloads
Razen's Tension Weaponary
1.21.4fabric

Razen's Tension Weaponary

New Tension based weapons to spice up minecraft combat

192downloads
War of Valor: WW1 Mod
1.21.1forge

War of Valor: WW1 Mod

WWI (First World War) Mod. With customized 3D WWI Blocks, 3D Weapons and Uniforms. Along with other WW1 Themes such as trench life and a lot of barbed wire and sandbags. Along with a proning mechanic.

188downloads
Windcharge tech & Dash weapons
1.21.4

Windcharge tech & Dash weapons

This is a small project I made for a commission. Implements windcharge stop / reset from many ffas that run on 1.8, a stunslam scoreboard, and dashable weapons.

125downloads
Crashy!
1.21.1neoforge

Crashy!

What if your house could become a weapon?

120downloads
Matt's Modular Armory
1.21.1neoforge

Matt's Modular Armory

Mod that aims to add modular tools, weapons and armor with custom upgrades

101downloads
Electrified Energy Greatsword
1.21.2

Electrified Energy Greatsword

Get the Powers of Thunder, Speed and Copper with this weapon!

65downloads
Gun Legion
1.21.1fabric

Gun Legion

A firearms expansion for Robot Legion — steam-driven guns, turrets, powered armor, and a Gun Drone ally.

61downloads
Syringe_mod
1.21.1neoforge

Syringe_mod

A potion and injection system module for Minecraft 1.21.1/NeoForge. The module establishes a complete production, loading, and usage process around the injection gun, portable medication kit, medication production station, and medication mixing station.

51downloads
RPG PLUGIN
1.20

RPG PLUGIN

Create a highly detailed RPG-7 weapon mod. The weapon is based on a crossbow and fires explosive rockets instead of arrows. Rockets create a large explosion on impact, destroying nearby blocks

41downloads
Void and Full
1.21.4neoforge

Void and Full

A necessary mod to bring the creatures, magic and weapons of the Void Gifted Server to players.

33downloads
GlowSense
1.21.8fabric

GlowSense

This mod provides real-time visual cues for combat, tools, and survival, highlighting the best weapon, tool, or food based on the situation to make gameplay more intuitive and responsive.

24downloads
Block Weapons DataPacks
1.21.2

Block Weapons DataPacks

This DataPacks Add 8 Guns Better Experience Your Game

15downloads
Happiness is a Warm Gun Mod (1.21.1, 1.20.1) – Wide Variety of Weapons
1.21.1fabric

Happiness is a Warm Gun Mod (1.21.1, 1.20.1) – Wide Variety of Weapons

Happiness is a Warm Gun Mod is a decent firearms mod. It adds a wide variety of weapons (mostly fictional), including pistols, several rifles and submachine guns, shotguns, a sniper rifle, a grenade launcher, a minigun, a flamethrower, and more. The weapons are quite cool and well-crafted, each with unique shooting mechanics and ballistics. In […]