Neoforge Mods for Minecraft 1.21
Browse 18,973 free Neoforge mods for Minecraft 1.21 — popular picks include Underground Unlimited, Villager Age Tweak, MoreMods... Update.
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Underground Unlimited
A cool mod that modifies the underground adding new blocks, new structures, and more. Hop into the deep unknown. Be careful though all who go only some come back.

Villager Age Tweak
Basic mod for player to change villager age cooldown

MoreMods... Update
The modpack is designed for version 1.20.1 and is perfect for playing with friends. If you don't have any friends to play with, don't worry, I don't either (˘・_・˘)

Sol's Party System
A multiplayer party mod that allows players to team up, track each other, and coordinate seamlessly. Whether you're exploring vast worlds, or just adventuring with friends, this mod keeps your party connected.

Create: Mechanical Factory
a Create-based tech & factory pack

Compatible Rolls
A compatibility mod between Epic Fight and Parcool allowing for movement to work with conflicting keybinds

Harald-krull-mc
Harald Krull 2025 sets sail! A chaotic Minecraft adventure packed with beer, wild sailor tales, treasure hunts, shipbuilding, zombie brawls, and epic celebrations!

Create: Fatal's QoL Crafting
Adds compatibility between Fatal’s QoL Crafting and Create

Simple Greenhouses
A simple, low tech, lag friendly, greenhouse mod.

Frog's Roof Mod
Adds a thatch block so frogge can yeah

Create: Sable
A pure sandbox engineering modpack focused on Create (and it's add-ons), mechanical automation, and aeronautical physics.

Cogwheel
Cogwheel is an interactive factory designer to have a overview of your farms, factories and entire automation pipelines.

Chest helper
Chest Helper is a client-side mod that remembers opened storage containers and turns them into a searchable item list

Wither & Golem Spawn Fix
A mod that removes the need of air blocks when spawning a creature with structure-based system. Also with extra features.

Expeditionary Realms
It includes many of the classic modpacks you'd expect, but with a Renaissance twist—where grand cities flourish, alchemy thrives, and the arts and sciences shape the world.
CobblemonEvolution
Explore a world filled with Pokémon! Build, automate, and adventure with Cobblemon, Create, and epic exploration & RPG mods — fully optimized for NeoForge 1.21.1. ⚡ Catch, Create, and Conquer — your evolution begins now!

Crazy Colonies
Build, manage and develop your settlement in this collaborative survival adventure!

stonemultitool
tool ⇋servant

Ocean Giants
“Enhances the size and power of aquatic creatures from Alex's Mobs and Ben's Sharks to create epic sea battles.”

Flow Sort
Inventory sorting without extra clicks.

TFC Glass Workshop
Adds a TFC-style mechanical glass press for batch glass production, reusable molds, ceramic molds, and powder-dyed glass recipes.

Wicker
A way to turn Sticks into Planks

C2Chunk
The mod allows you to change the default height of the world without restrictions.

Yatta Biospheres
Experience a completely new way to play Minecraft! Instead of endless terrain, the world is transformed into a vast void filled with massive, floating glass domes. Each dome contains a completely unique ecosystem, connected by intricate wooden bridges.

Make Ars Lectern Great Again
An Ars Nouveau addon that fixes bugs in the Storage Lectern and expands its GUI to make it more convenient to use.

Create:Easy Andesite Creafting
This modification introduces alternative crafting paths for igneous rocks. Featuring balanced recipes for Andesite, Diorite, and Granite to streamline your building process and make common stone types more accessible.

Fake Blocks Mod
FakeBlocks adds phantom versions of vanilla blocks that look identical but have no collision, letting you walk right through them — perfect for secret passages, traps or fooling friends.
AeroGelica
This is a Create Modpack for the new Aeronautics Create Addon. This has a collection of Mods for Create that work with the Aeronautics mod. It has a few other additions for better gameplay.
HeliosGamesCZSK
Helios Games CZ/SK technic modpack

Stick Scaffolding
Allows you to craft scaffolding with sticks

Astral Enchant
Adds several unique enchantments
Bitz Spoon Create Season 1
Bitz's Season 1 YouTube Let's Play Modpack. It is highly focused on everything automation and logistics. It is a very similar pack to Create Ultimate Selection 2, by TheWizard.. Except with additional mods and tweaks.

VRRW Overworld
Realistic Overworld foliage and more

Niin's Totem of Alliance
Adds a totem that makes ghasts ignore you when held.
Cobblemon Pick Your Poison
A world of monsters, magic, steam, and industry—choose your path and pick your poison.

Superflat Structures
Lets all structures (biome dependent) generate in all superflat presets!