Minecraft Java 1.21 Mods
Browse 103 free mods for Minecraft Java 1.21 — popular picks include Vibration Armor, OP Blocks MOD For Java Edition, Pranks A Lot.
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Vibration Armor
Netherite-tier armor set from the Deep Dark. Take hits to charge energy, then sneak to unleash a shockwave. Two enchantments: Resonance (multi-charge) and Charge (scaling knockback). Craftable with Echo Shards + Netherite. Requires Fabric API + Kotlin.
OP Blocks MOD For Java Edition
Every block you break is OVERPOWERED! Massive drops, diamonds, explosions and OP effects on every break!
Pranks A Lot
Pranks A Lot Is A Mod Where You Can Prank Your Friends With The Ultimate Trolls And Traps.
CompatLink - Epic Fight Weapons Compat
Give ANY modded weapon Epic Fight movesets — no coding, just JSON.
Lightning Lotad [Remastered]
This is a recreation of the 1.6.4 mod, "Lightning Lotad", brought to Minecraft 1.20.1 This mod adds new tools & weapons as well as new materials and blocks!
SiIvaGunner Music Disc Mod
A Minecraft mod that adds a variety of SiIvaGunner-themed Music Discs to your game.
ProfessorAdamMoneyPlugin
A money currency provider compatible with Vault.
One Hit Punch
This mod adds a fist ( weapon ), with whom you can kill anyone! Even the Warden!
SmartLootFilter
Take control of your inventory in Minecraft 1.21.11! Smart Loot Filter lets you choose exactly which items to pick up using a simple menu with categories like Weapons, Armor, Tools, Food, and more. Perfect for servers and singleplayer. Requires Fabric API.

Armory
Armory is a Library used by all of the weapons in it!
iammojogo's Uncrafting Mod
This mod is a mod that allows users to uncraft crafted items to gain back resources from items they don't need and don't want to throw away or burn.
PackItems
PackItems is a Spigot 1.21+ plugin that turns YAML-defined custom items into fully routed, action-driven weapons and tools, with automatic resource-pack generation, built-in HTTP hosting, and TextAPI support.
Two-Dimensional Foil
A mod that adds a two-dimensional foil weapon from The Three-Body Problem. Drop it to collapse blocks and creatures into an irreversible, mirror-like 2D plane within a configurable radius. Requires Fabric API.
ModularShoot
an attribute-driven, modularly-assembled gun system.
Gamingbarns Gun Core Data Pack (1.21.11, 1.21.4) – Make Custom Firearms Easily
Gamingbarns Gun Core Data Pack is a tool that helps you create working guns in Minecraft without needing to know how to code. This datapack works like a library that other gun datapacks use to function properly. It makes adding guns to your world much easier and lets you customize gun stats like damage, reload time, […]
iChun Util Mod (1.21.5, 1.20.1) – Run Mods Like Portal Gun
iChun Util Mod is a shared library required by a couple of iChun’s Mods. Example: iChun's Hats Mod, Portal Gun Mod, Sync Mod, The Doors Mod, Keygrip Mod, Attachable Grinder Mod, Hat Stand Mod, Gravity Gun Mod, Hat Stand Mod… Made for Minecraft 1.5 or later. Features: Acts as a required shared library for many […]
Epic Fight Invincible Lib Mod (1.21.1, 1.20.1) – Craft Unique Combat Moves
Epic Fight Invincible Lib Mod provides a library for creating custom weapon combos and skills for the Epic Fight mod. It helps modders and data pack creators easily add new combat moves with unique animations and effects. Features: Lets you create custom weapon skills from a simple JSON file. Allows for complex combos using different […]
Ranged Weapon API Mod (1.21.1, 1.20.1) – Easy Creation of Bows & Crossbows
Ranged Weapon API Mod is an API for developers, based on the Fabric API, allowing easy creation of bows and crossbows. Loaded on demand: archers. Features: Creation of bows and crossbows Customizable weapon properties: damage, cooldown time, projectile flight speed (optional) Automatic registration of item model predicates (matches vanilla model predicates) Correct first-person and third-person […]
Spell Engine Mod (1.21.1, 1.20.1) – Data Driven Magic Library
Spell Engine Mod is a data driven magic library for Minecraft. This mod allows you to add spells to the game. It allows modders to create spells with different parameters, visual and sound effects. Features: Data Driven API: Spells can be assigned to any weapon (data driven) Spells deal damage based on Spell Power entity […]
TenshiLib Mod (1.21.1, 1.20.1) – Useful Hooks and Functions for Modder
TenshiLib Mod is a library mod that contains shared codes, utilities for most of my mods to ease modding. For users having this mod alone will do nothing. For modders it contains useful things like an entity animation system, various utility methods or tools to create weapons with aoe attacks or increased range. TenshiLib Mod […]
Ballistix Mod (1.21.1, 1.20.1) – ICBM, IRBM, Missiles
Ballistix Mod introduces a lot more new high power weapons into the game. And this includes ballistic missiles, various explosives, sentries, and more. This mod acts as an extension to the Electrodynamics mod and hence requires it as a dependency mod. Let us take a look at some of the coolest features of this mod. […]
FrontCore Cosmetics&Crates
A cosmetics add-on for FrontCore adding gun’s skins items and more
Hackers 'n Slashers
A mod that completely reimagines Minecraft's combat system
Easy Craftable Gunpowder
Makes Gunpowder Craftable
Epic Fight - Epic-API
Adding heavy attack system, eases entity patches and weapon registeries, and more!
Adventure Item Stats
Gaussian variation on base stats of naturally-spawned items — every found sword and armor piece rolls a little different.
Rottenleather
It's a mod that changes rotten flesh into leather BUT better.
Frontier Armaments Mod (26.2, 1.21.1) – Blast Powerful Foes with Rugged
Frontier Armaments Mod brings a collection of frontier-themed combat gear, weapons, and tools to your world. This mod delivers twelve rugged armor sets with unique stat profiles alongside explosive ranged firearms. It also equips you with dual-purpose forge hammers, providing standalone gear without needing extra magic library mods. Features: Adds 12 distinct frontier-style armor sets […]
Gun Core Mod (26.2, 1.21.11) – Library Mod To Add Guns
Gun Core Mod is a library datapack/mod that makes it easy for developers to add their own guns into the game. The mod by itself does not add any new content to the game, but it facilitates an environment that makes it easy for developers to add custom guns to the game. As a player, […]
Epic Fight ExCap Mod (1.21.11, 1.20.1) – Epic Fight Moveset Framework
Epic Fight ExCap Mod adds the Extendable Weapon Capability system used by Epic Fight Battle Arts. It provides a framework for creating and extending custom weapon movesets within the Epic Fight combat system. Features: Adds the Extendable Weapon Capability system from Epic Fight – Battle Arts. Allows custom weapon movesets to be created and extended. […]
NukaTeams Gun Lib Mod (1.21.1, 1.20.1) – Unleash Modern Firepower
NukaTeams Gun Lib Mod provides a powerful library for adding animated weapons to Minecraft. This mod acts as a base for other gun mods, allowing them to introduce things like firearms, melee weapons, and throwables. It supports custom gun packs, which let you add new weapons or edit existing ones. This mod itself does not […]