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Minecraft Java 1.21 Mods

Browse 1,654 free mods for Minecraft Java 1.21 — popular picks include Lost in the Sky, ShinobiSannin2026, Cobblemon modpack + rubius.

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1,654 mods

1.21.1neoforge

Lost in the Sky

Lost in the Sky is an adventure based around preparedness. Careful planning and building are rewarded within progression. Learn to fly before you fall!

589downloads

1.21.8neoforge

ShinobiSannin2026

Naruto Inspired Project in Development. Big Project.

588downloads

1.21.1fabric

Cobblemon modpack + rubius

Public and free Cobblemon modpack for Fabric 1.21.1, inspired by the mods used by ElRubius, focused on exploration, adventure and capturing Pokémon (Not official).

588downloads

1.21.1neoforge

Creating Sandwiches

Creating sandwiches with mechanical technology

588downloads

1.21.1neoforge

Weedie's Industrial Fantasy

A Tech/Magic/RPG pack aimed around technology, magic, and RPG mechanics.

588downloads

1.21.4neoforge

Irmandade mod

[🇺🇸 English] The Brotherhood is a mod that adds special items, weapons, and unique artifacts.

584downloads

1.20.1forge

Velorise EMC

A progression-focused EMC mod with transmutation, world tiers, alchemical machines, custom equipment, boss arenas, and endgame challenges.

583downloads

1.21.1neoforge

Rust and Rituals

Rust and Rituals offers plenty of mods for technology, magic, and exploration! Come check it out!

582downloads

1.14

SilkySpawnersX

Lets players mine and collect mob spawners with Silk Touch pickaxes.

580downloads

1.21.1neoforge

Nature's Technology 4: Vast Horizons

A sandbox/kitchen sink modpack, containing a healthy selection of magic, tech, building mods....and more!

580downloads

1.21.1neoforge

Arcforge

Arcforge is a bold modpack blending magic and mechanics, ancient and advanced. Whether mastering magic, engineering redstone, exploring new dimensions, or building grand cities—Arcforge gives you the tools to forge your path.

579downloads

1.21.1neoforge

Create Even Further Beyond

Create, Aeronautics, a sprinkle of magic, a scattering of technology, and a little bit more~

578downloads

1.21.1neoforge

Create Gurizes Aeronautic - [NeoForge]

A Create modpack with the new Create Aeronautics and more stuff of grinding and automation

578downloads

1.21.1neoforge

HORYZONEA

Zifiv & Co. modpacks which is mainly focused on Create and Cobblemon.

578downloads

1.21neoforge

Thingamajigs 2 Goodies

An addon for Thingamajigs 2 containing miscellaneous goodies!

577downloads

1.21.1neoforge

IFR25KU Official Standard Client ModPack 202509

Client-side Modpack for the standard play environment envisioned by the IFR25KU developer — September 2025 Edition.

576downloads

1.21.1neoforge

ATMIL - All The Mods I Love

A mix of all the great and underrated mods, contain various weapons and bosses. Basically an RPG modpack.

574downloads

1.21.1neoforge

Pickable Me

A modpack created for my friends who are certainly NOT playing Runescape

574downloads

1.21.1neoforge

Monarch of Monsters

Kitchen sink pack with a growing mod list and quest line. Not for low end machines!

574downloads

1.21.1neoforge

cherri's Minesweeper

Fully functional, customizable, multi-dimensional Minesweeper in Minecraft.

572downloads

1.21.10fabric

Everbright

Feels smooth, fresh, and improved.

571downloads

1.21.1neoforge

DuckinSMP

Build intricate machines, explore enhanced structures, and face smarter enemies in a world filled with new challenges. Enjoy refined combat, immersive environments, and smoother performance for a better experience.

571downloads

1.8

SlimeFun Remastered

Slimefun turns your Spigot or Paper server into a modpack-like experience without players needing to install a single client mod. It adds over 500 new items and recipes spanning two major progression trees: Magic and Technology.

569downloads

1.21.1neoforge

All Of Create: 3

This Modpack is about Create and his Addons, but with magic and mods like mekanism too.

565downloads

1.21.11neoforge

Winter Enchantments

Embrace the cold with 12 winter enchantments, 3 unique structures, and a new villager profession.

565downloads

1.21.1neoforge

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.

565downloads

1.20.1forge

CreateZone

CreateBlock is a vibrant world packed with complex structures, advanced mechanics, and endless creativity. Every block is filled with energy, technology, and possibilities. Build, design, and explore a futuristic universe where imagination turns into real

563downloads

1.21.1neoforge

Pokerelics!

This mod adds unique items, called Pokérelics (Relics for short) to the game. Choose your starter relic, and let the journey begin!

562downloads

1.21.1neoforge

Cradle of the Hosts🌸

A world that feels alive, where the player is only a part.

561downloads

1.21.1neoforge

Time Bottle Evolved

This mod lets you steal lifespan from entities and convert it into liquid time. Fill the bottle with this liquid and use it to accelerate your machines.

561downloads

1.21.1neoforge

Biblically Accurate Mix

This 'Biblically Accurate Mix' of mods contains all your favorites approved by the G man himself! Explore the world, make a factory, or hang out with your friends, just make sure to worship every Sunday!

559downloads