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Minecraft Java 1.21 Mods

Browse 141 free mods for Minecraft Java 1.21 — popular picks include Nature's Aura, Armageddon, Stellarity.

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Nature's Aura
1.21.1neoforge

Nature's Aura

Collecting, using and replenishing the Aura naturally present in the world to create useful devices and unique mechanics

47Mdownloads
Armageddon
1.21.1neoforge

Armageddon

A highly configurable overhaul of Minecraft's way of progressing through the game : bosses, RPG-like, new mechanics, multiplayer compatibility, weapons, ores... !

1.5Mdownloads
Stellarity
1.21.11fabric

Stellarity

Extreme rehaul of The End in a unique fantasy style, combined with biome and structure overhauls, new items, weapons and plenty of other content to discover.

925kdownloads
Majo's Spell Enchantment
1.21.1neoforge

Majo's Spell Enchantment

Add new enchantments for Iron's Spells 'n Spellbooks, which interact with spells, mana, and casting mechanics.

775kdownloads
DivineRPG
1.21.1neoforge

DivineRPG

8 New Dimensions ♦ 115+ New Mobs/Bosses ♦ Hundreds of New Blocks and Items ♦ Unique Weapons and Armor

551kdownloads
Curse of Pandora
1.21.1neoforge

Curse of Pandora

72 unique artifact items with curses and special effects, and various ranged weapons

253kdownloads
Gallant Gauntlets
1.21fabric

Gallant Gauntlets

Adds gauntlets: a new weapon/armor class with both attack damage and armor value

65kdownloads
Additional Armoury
1.21.11fabric

Additional Armoury

Adds more weapons, magic, and armour to the game. Part of the Combat+ collection.

57kdownloads
Anointed Items
1.21.1neoforge

Anointed Items

Adds a mechanic to add attributes to gear! (maxhealth, attack speed, and more!)

46kdownloads
XP Boost Enchantment
1.21

XP Boost Enchantment

New enchantment for get extra xp on using tools and weapons!

39kdownloads
Gravestone Dungeons Data Pack
1.21.11

Gravestone Dungeons Data Pack

This data pack adds dozens of small and massive dungeons, bosses, custom loot, magic spells, many custom weapons, enchantments and much more!

39kdownloads
ValhallaMMO
1.19

ValhallaMMO

Specifically designed to counter the 2-week gameplay cycle. Keep players active for longer! (Also known from The Realm SMP!)

22kdownloads
Sanity: Renewed
1.21.1neoforge

Sanity: Renewed

Brings the sanity mechanic from Don't Starve into Minecraft

21kdownloads
Altar SMP
1.21

Altar SMP

Legendary weapons plugin for Minecraft 1.21.x Adds powerful legendary weapons with custom textures and abilities to enhance your SMP experience.

15kdownloads
PortalGunMod
1.21.1fabric

PortalGunMod

Portal‑style traversal for Fabric 1.21.11 with custom sounds, clean visuals, and momentum‑accurate teleportation. Early release—updates coming as the mod evolves.

14kdownloads
Moar Crazy Swords
1.21.9

Moar Crazy Swords

The Crazy Swords datapack adds a bunch of new unique, crazy, and sometimes OP sword types to the game. The goal, like my other datapacks, was to make them as unique and interesting as possible while filling holes in vanilla Minecraft's weapons.

13kdownloads
Journey Into The Light
1.21.10neoforge

Journey Into The Light

Journey Into The Light (or "Journey" for short), formally known as Essence of the Gods, is a large exploration mod that not only expands the vanilla content added - but also adds 8 new dimensions, over one hundred mobs, strong weapons and armor, and more

11kdownloads
Grease
1.21.1neoforge

Grease

Coat a weapon with grease to upgrade, allowing for the addition of short-lived effects to weapons

9.8kdownloads
Lexter's Cataclysm
1.21.5

Lexter's Cataclysm

This Datapack/Mod is inspired by L_enders's Cataclysm. It adds dungeons, new weapons, advancements, strucutres to the Vanilla game.

9.7kdownloads
Rods from God
1.21.1fabric

Rods from God

Miscellaneous superweapons for Modfest 1.21

7.9kdownloads
Combat Expansion
1.21.6

Combat Expansion

Adds a whole new collection of weapons, armor, and enchantments for PvP

5.5kdownloads
Spellbound Weapons Better Combat Addons
1.21.5

Spellbound Weapons Better Combat Addons

Add BetterCombat to the weapons provided by Splatus's Spellbound Weapon datapack

4.9kdownloads
Mo-Combat
1.21.9

Mo-Combat

Adds new combat items to the game, including a new weapon type craftable with each material, and new shields for each material!

4.8kdownloads
Azister's Weapons&Deco
1.21.1neoforge

Azister's Weapons&Deco

Decorations and Itens that fit vanila style improving start tools and endgame.

4.4kdownloads
Relics of Ruin
1.21.11fabric

Relics of Ruin

A custom weapon system featuring boss-themed swords with unique abilities and mechanics.

3.4kdownloads
Dong Dong's random creation
1.21.1neoforge

Dong Dong's random creation

magic and energy,new ore,new dimension,new tool and weapon type.

3.3kdownloads
Elemental Attack Damage Compat For Iron's Spells and Spellbooks
1.21.1neoforge

Elemental Attack Damage Compat For Iron's Spells and Spellbooks

A simple mod that adds an attack attribute for weapons for each of Iron's Spells and Spellbooks' elements, and keeps default weapon attributes from being overwritten when adding a new attribute (can be disabled for flexibility). My first completed mod.

3.2kdownloads
Myths and Magic (Centimental)
1.21fabric

Myths and Magic (Centimental)

This mod is specifically created for the Centimental^2 SMP. It adds unique weapons, armor, and mobs to Minecraft

2.8kdownloads
PPG's Runic Weaponry
1.21.5

PPG's Runic Weaponry

Epic relic weapons + a combat-oriented magic system!

2.6kdownloads
Effective Weapons
1.21fabric

Effective Weapons

A simple mod adding weapons with different mechanics, mostly revolving around status effects.

2.4kdownloads
ValhallaRaces
1.16

ValhallaRaces

Fantasy Roleplay, create your own Races and Classes! Very lightweight and adds highly indepth custom stats through ValhallaMMO

2.3kdownloads
Soulmade
1.21.1fabric

Soulmade

Soul-themed weapons and utility items

2.2kdownloads
Fight, Grow, Cute!
1.21.1neoforge

Fight, Grow, Cute!

A sandbox odyssey with 360+ snarky, mechanic-driven quests. Master TacZ ballistics, Iron's Sorcery, and L2’s specialized weaponry to fuel your Sephirot skills. Slay gods for power—then retire to gourmet meals with your maids.

2.1kdownloads
Reaper's Scythe
1.21.5

Reaper's Scythe

Introduce the legendary Reaper's Scythe, an end-game weapon with permanent combat buffs, a devastating right-click AoE attack (Wither II), and an on-kill speed boost. Highly configurable.

2.0kdownloads
Lightning Striker
1.21.9

Lightning Striker

Turn your weapon into a lightning-powered storm ⚡

1.9kdownloads
C.Weapons
1.21.1neoforge

C.Weapons

Adds content to the game related to the creation of weapons and new ingots.

1.9kdownloads