Minecraft Java 1.21 Mods
Browse 748 free mods for Minecraft Java 1.21 — popular picks include TrashRailgunmod, Guns, Wyrms, and Steam, Killers.
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TrashRailgunmod
This mod adds a rail gun thats sssssssssssssssssuuuuuuuuuuuuuppppppppppppeeeeeeeeeeeerrrrrrrrrrrrrr trashy
Guns, Wyrms, and Steam
A Create Aeronautics modpack that makes adventuring a challenge. The End floats high above, while ruins and settlements are spread far and thin. The only way to reach them is to Create.
Killers
This Is A Manhunt Modpack... It Has A Ton Of Structures, Create Mod, Guns,Create Aeronautics, More
CC: Tweaked More Weapon Variants Compat
Allows Computercraft turtles to hold More Weapon Variants' swords.
Dacy's Toolbox
This mod adds tools/weapons/blocks that aid a survival mode player in PvP or just minecraft in general, It adds anything you can think of, Ores, Armor, and a lot of tools.

Electrified Energy Greatsword
Get the Powers of Thunder, Speed and Copper with this weapon!
Gun Legion
A firearms expansion for Robot Legion — steam-driven guns, turrets, powered armor, and a Gun Drone ally.

shootgun
This mode adds shootgun which shoots flaming arrows
New Guns Plugin | DuckShot Advanced Firearms & Combat Items
Create mod-level firearms, explosives, gadgets, deployables, and complete combat systems.
magnen77's Weaponery
This datapack adds fully customizable firearms. Currently, six firearms and five ammunition types have been added to the game, along with a "The Armory Table"—a crafting station for weapons.
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.
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
MCGun
Add Some Fun About Guns!You Can Craft Them!
Void and Full
A necessary mod to bring the creatures, magic and weapons of the Void Gifted Server to players.
RichardSMP
Fun minecraft modpack that adds guns, planes, cars and much much more! also essential to play RichardSMP.

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.

Block Weapons DataPacks
This DataPacks Add 8 Guns Better Experience Your Game
Point Zero Tactical Guns for Vic's Point Blank Data Pack (1.21.11, 1.20.1)
Point Zero Tactical Guns for Vic's Point Blank Data Pack adds unique and forgotten weapons for Vic's Point Blank and Point Blank: Jelly. It gives you a large selection of firearms from all around the world to use in your game. You get access to powerful sniper rifles, fast pistols, and heavy machine guns to […]
Ranium Client Mod (1.21.1) – God Mode Donut SMP PvP
Ranium Client Mod is a PvP-focused utility client with many automation, combat, and server-specific modules. It is especially optimized for Crystal PvP and Donut SMP gameplay. Features: Crystal – Crystal PvP and anchor automation Combat – Combat enhancements and weapon swaps Donut – Donut SMP utilities and automation tools Render – Visual overlays, ESP, and […]
Auction Sniper Mod (1.21.10, 1.21.9) – Automated Auction Monitoring Utility
Auction Sniper Mod is a client-side automation utility designed to monitor in-game auction listings based on item name matching and price parsing. The mod scans auction tooltips for configurable keywords and price values, automatically refreshing the auction interface and notifying the player when matching listings appear. Features: Item name substring scanning from auction GUI listings. […]
Mekanism Weaponry Mod (1.21.1, 1.20.1) – Turn Your Factory's Power Into
Mekanism Weaponry Mod adds a collection of high-tech guns designed to work with the Mekanism mod. This expansion brings powerful new ranged weapons to your world, perfect for fighting off monsters from a distance. The new firearms fit the futuristic style of Mekanism, giving you another way to use the energy you create. Features: Adds […]
Ballista Mod (1.21.1, 1.20.1) – Lay Siege to Enemy Forts
Ballista Mod adds siege engines to your Minecraft world, starting with the powerful ballista. You can build, control, and fire this large weapon to hit targets from a long distance. To manage your new war machine, you will need to use the Engineer's Hammer. Features: Adds a functional ballista, a siege engine for long-range combat. […]
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 […]
Superb Warfare Mod (1.21.1, 1.20.1) – Battles with Guns, Cannons, and War Machines
Superb Warfare Mod adds all kinds of guns, big cannons, and powerful war vehicles. It lets players drive tanks, fly helicopters, and more to take over the fight. The mod also has a perk system that makes weapons better by boosting things like how fast they shoot or how much damage they do. Features: Smooth […]
Create: Misc & Things Mod (1.21.1, 1.20.1) – Utility, Building and Fun Additions
Create: Misc & Things Mod is an add-on that introduces several useful and amusing items to the Create mod. A liquid gun? Road signs? Launchers or various building blocks? With this mod, survival in Create becomes even more exciting and fun! Features: Spout Gun – A unique weapon that allows you to shoot liquid at […]
Create Enchantment Industry Mod (1.21.1, 1.20.1) – Automate Enchanting
Create Enchantment Industry Mod is an addon for the Create mod, which adds the ability to fully automate experience farms. Now you can take a break from hours of farming, as mechanisms will do everything for you. Additionally, the mod introduces hyper experience and hyper enchantments, copying enchanted books, and automatic enchanting of weapons, armor, […]
Launchers Mod (1.21.4, 1.20.1) – Transportation, Redstone
Launchers Mod is quite straightforward and traditional in its implementation. As the average players learn more about how to initiate a redstone mechanic, pistols commence to become a fulcrum in the operation of one machine. However, its lack of interaction with entities frustrated many, leading to the advent of these Launchers. They're quite straightforward, if […]
Mekanism: Weapons Mod (1.21.1, 1.20.1) – Gear Up for Tech-Powered Combat
Forget wooden swords and diamond shovels, Mekanism Weapons inject a dose of high-tech firepower into your Minecraft experience! This addon to the popular Mekanism mod introduces two fearsome weapons, each oozing with the signature "Meka" aesthetic. Prepare to ditch the primitive and embrace the future of combat! Dive into Mekanism Weapons and discover a whole […]
MCHalo Mod (1.21.1, 1.20.1) – Minecraft Meets Halo
MCHalo Mod brings iconic weapons and items from the Halo franchise into Minecraft, giving players access to a range of futuristic gear. Features: Halo Weapons: Includes popular weapons like the Sniper Rifle, Shotgun, Magnum, Energy Sword, and more. Screenshots: MCHalo Mod Download Links For Minecraft 1.18.1 Fabric Version: Download from Server 1 – Download from […]
The Last Days
It´s an apocalyptic gun pack
Create: Renewable Nether Resources
New recipes from basic materials for netherrack, lava, and gunpowder
Project SFB
Project SFB introduces experimental rocket payloads that turn ordinary fireworks into powerful tactical weapons.
Rope Bridge
Ever wanted to build a rope bridge to an inaccessible area? With Rope Bridge, you can!
Create: Dreams n' Desires
A mod that adds random stuff & that may try to fit within creates theme!
Useful Slime (NeoForge/Fabric)
Adds slime armor and items with cool abilities
Gobber Delight (A Farmer's Delight Add-on)
Adds Gobber and Farmer's Delight compatability. Vanilla style.