HomeJava1.21

Minecraft Java 1.21 Mods

Browse 18 free mods for Minecraft Java 1.21 — popular picks include Ars Elemental, Crystal Chronicles - Iron's Spells 'n Spellbooks, Wind's Spellbooks : Iron's Spells 'n Spellbooks Addon.

Updated daily

FiltersGuns×School×Clear all
Ars Elemental
1.20.1forge

Ars Elemental

Ars Nouveau addon focused on the 4 elemental schools. New glyphs and spell foci awaits

58Mdownloads
Crystal Chronicles - Iron's Spells 'n Spellbooks
1.21.1neoforge

Crystal Chronicles - Iron's Spells 'n Spellbooks

Addon for Iron's Spells n Spellbooks - expanding the schools of magic with unique armors, weapons and biomes.

625kdownloads
Wind's Spellbooks : Iron's Spells 'n Spellbooks Addon
1.20.1forge

Wind's Spellbooks : Iron's Spells 'n Spellbooks Addon

Add a brand new "Wind" school to irons spells n spellbooks

257kdownloads
Discerning The Eldritch
1.21.1neoforge

Discerning The Eldritch

An Addon for Iron's Spells and Spellbooks expanding on the Eldritch School

169kdownloads
Magic From The East
1.20.1forge

Magic From The East

An add-on mod for Iron's Spell n' Spellbooks that adding new schools, spells and stuffs inspired from ancient Asian and Middle Eastern culture

154kdownloads
Beta Days
1.21.8neoforge

Beta Days

Make your Minecraft old school with classic configurable options like disabling hunger, sprinting, experience drops, 1.9 combat system, nether fog and more.

141kdownloads
Monsters & Spellbooks: Iron's Spells 'n Spellbooks Addon
1.21.1neoforge

Monsters & Spellbooks: Iron's Spells 'n Spellbooks Addon

A medium sized addon for the popular mod Iron’s Spells ‘n Spellbooks that brings a 90+ spells,2 new spell schools and a ton of new gear and enemies

50kdownloads
Elemental Synergies
1.21.1neoforge

Elemental Synergies

The Hazen 'n Stuff expansion module, expanding on synergies and making hybrid equipment for schools

44kdownloads
Crystal Chronicles
1.21.1neoforge

Crystal Chronicles

Addon for Iron's Spells 'n Spellbooks - expanding the schools of magic with unique armors, weapons and biomes.

30kdownloads
Asterism Arcanum | Addon for Iron's Spells and Spellbooks
1.21.1neoforge

Asterism Arcanum | Addon for Iron's Spells and Spellbooks

Asterism Arcanum is an addon introducing the Astral School of magic to Iron's Spells and Spellbooks.

28kdownloads
Mushoku Craft
1.21.1fabric

Mushoku Craft

A hardcore RPG mod inspired by the Mushoku Tensei universe. Master intense sword styles, level up magical schools from scratch, and forge powerful modular artifact weapons using custom mini-games.

418downloads
Ocolet909's Modpack
1.21.11fabric

Ocolet909's Modpack

A mod for me and my friends, first time here. The mod contains food mods such as farmers delight, some weapon mods that add realistic rifles, 1 mod that adds simple tiers, and alot of performance mods to keep it running on school laptops.

198downloads
Hardt's Guns 2D Classic Resource Pack (1.21.1, 1.20.1) – Texture Pack
1.21.1

Hardt's Guns 2D Classic Resource Pack (1.21.1, 1.20.1) – Texture Pack

Hardt's Guns 2D Classic Resource Pack simply replaces some item textures by weapon textures, as in old school guns servers like GTAMC or Call Of Dub, made for those who want to relive that time. Some guns have animations. In addition, this pack has a custom HD GUI and custom font. You can use this […]

Armor Series - Runescape
1.20.1forge

Armor Series - Runescape

Cosmetic armors from both Runescape 3 and Old School Runescape

1.4kdownloads
HazentouveLib Mod (1.21.1) – Cast Multi-School Spells with Ascended Armor
1.21.1

HazentouveLib Mod (1.21.1) – Cast Multi-School Spells with Ascended Armor

HazentouveLib Mod provides shared magic systems, spell schools, and equipment classes for addon mods. It acts as a core base that adds shared templates for spellcasting mobs, multi-school armor sets, and magical weapons. Other addons rely on this framework to run smoothly and share spell mechanics across different modded worlds. Features: Includes three core spell […]

Magic from the East Mod (1.21.1, 1.20.1) – Wield Ancient Qi Magic
1.21.1

Magic from the East Mod (1.21.1, 1.20.1) – Wield Ancient Qi Magic

Magic from the East Mod extends Iron's Spells and Spellbooks with new magical schools inspired by ancient Asian and Middle Eastern folklore. This addon introduces Symmetry magic centered around jade energy and qi balance, alongside Spirit magic focused on soul manipulation and ghostly allies. You can call down celestial weapons, deflect incoming arrows, ride mystical […]

Crystal Chronicles Iron's Spells 'n Spellbooks Mod (1.21.1)
1.21.1

Crystal Chronicles Iron's Spells 'n Spellbooks Mod (1.21.1)

Crystal Chronicles Iron's Spells 'n Spellbooks Mod extends Iron's Spells 'n Spellbooks with late-game gear, fresh biomes, and a primal magic dimension. This mod equips magic users with high-tier 3D armors, weapons, and matching staves for every school of magic. You can travel to the End to harvest bismuth materials, construct a custom portal, and […]

Hazen N Stuff Mod (1.21.1, 1.20.1) – Equip Powerful Magic Armor
1.21.1

Hazen N Stuff Mod (1.21.1, 1.20.1) – Equip Powerful Magic Armor

Hazen N Stuff Mod expands Iron's Spells 'n Spellbooks with a massive collection of new magic gear. It adds plenty of powerful armor sets, unique weapons, and brand-new spells for you to cast. You can find staves to boost your magic and full sets of armor that match different magic schools. The mod also brings […]