Minecraft Java 1.21 Mods
Browse 114 free mods for Minecraft Java 1.21 — popular picks include Arcanum Unbound, Emerald Matcha Craft V3, SPower.
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Arcanum Unbound
Arcanum Unbound - is a mod that adds magic and artifact crafting. You as a wizard need to become strongest. The mod has an experimental philosophy of sacrifice and the price of strength, be ready for the challenges.
Emerald Matcha Craft V3
Most of the functions and items are expanded and inspired from the original minecraft, and are developed mainly for survival convenience.
SPower
SPower adds three legendary power weapons to your Minecraft server with unique abilities, stunning particle effects, and complete customization options. 🔱 POWER TRIDENT • Lightning Strike - Summon devastating lightning that breaks blocks and damages enem
Mint Chocolate Chip
A modpack that focuses on exploration, magic and cooking, with a little bit of tech to construct explosive weaponry.
The Addition
Adds many² things.
CrazyMC - A Special Apocalypse | Apocalypse with Quests!
A chaotic Minecraft adventure featuring zombie hordes, powerful bosses, firearms, magic, advanced technology, massive dungeons, and endless progression.
Liberty Gear: Evolution
A server-authoritative progression mod: evolve your tools, weapons, and armor from basic materials to legendary god-tier items.
Marlows Darkness Weapon
This plugin adds Marlow's darkness weapon from the Unstable Universe
ETHEREAL BLASTERS 2: ENGAGED AND REBORN
The Ethereal Blasters have returned with brand new mechanics, upgrades, and much, much more!
Legendares Weapons 2
Crazy and powerful weapons!
Witch Atelier
An early alpha project inspired by Witch Hat Atelier, featuring a custom biome, magic, portals, flying boots, ink crafting, and unique tree cultivation.
Amai's Custom Items (disconntinued)
Amai's Custom Items is plugin that provide you possibility to make Minecraft Custom Weapons
Arcanism
A tech-and-programming magic mod: run magic production lines and code your own Turing-complete spells.
ShinobiSannin2026
Naruto Inspired Project in Development. Big Project.
Irmandade mod
[🇺🇸 English] The Brotherhood is a mod that adds special items, weapons, and unique artifacts.
Velorise EMC
A progression-focused EMC mod with transmutation, world tiers, alchemical machines, custom equipment, boss arenas, and endgame challenges.
Altar Config Compact
Altar Config Compact: Lets the Aether mod’s Altar repair third-party items by registering them via Bookling Gear. Lightweight; requires Aether and Bookling Gear. Adds unsupported mod items to altar repair.
Echo Eye
Echo Shard Themed Items- Teleport to Spawn
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!
Mount Charge Damage
Mounts deal damage when running into mobs.
ATMIL - All The Mods I Love
A mix of all the great and underrated mods, contain various weapons and bosses. Basically an RPG modpack.

G.M.C. (Grimmscraft)
Add leveling system and weapons to the game aswell as new ores and things to explore!
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.
A.B.E. Forgery
a mod adding powerful new weapons with unique effects
INeedMoreWeapons
This datapack adds 80+ weapons and crafts!
[✨] AUTOMAGIC - Survival friendly magic spells, weapons, gadgets, machines, and more! (W.I.P)
Spells meet Supply chains
Tacz editor
Tacz 1.21.1 edit: craft,damage, recoil of the weapon, and rpm.
Gaming of Ammo
Attacking with many thingies that are fun, will be doing some kinds of improvements
Create+ 1870
A curated Create modpack with an 1870 aesthetic - steam, steel, rail, and early industrialisation. No futuristic tech, no magic, no modern weapons.
TNTGun
This project has a tnt gun which allows you to shoot tnt from a custom gun, and also a custom item 'nitro candy', which you can eat to get Speed and you get launched in the air while you have the effect with no fall damage.
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!
Void and Full
A necessary mod to bring the creatures, magic and weapons of the Void Gifted Server to players.
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 […]
Not enough tnt
Many different TNTs to destroy your world.
Nuclear Bomb
Place and remotely detonate nuclear bombs that create massive craters, mushroom clouds, radiation effects, and scorched wastelands