Forge Mods for Minecraft 1.21

Browse 254 free Forge mods for Minecraft 1.21 — popular picks include Aquaculture 2, Apotheosis, Ars Nouveau.

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254 mods

1.21.11neoforge

Aquaculture 2

Spices up fishing with a number of new biome specific fish, recipes, and more!

162Mdownloads

1.21.1neoforge

Apotheosis

All things that should have been.

131Mdownloads

1.21.1neoforge

Ars Nouveau

Craft custom spells, summon magical servants, and make powerful wearables and tools!

112Mdownloads

1.21.1neoforge

Iron's Spells 'n Spellbooks

A magic mod bringing back the classic RPG spellcasting fantasy.

65Mdownloads

1.21.1neoforge

The Undergarden

Deep underground, a forgotten land awaits.

49Mdownloads

1.21.1neoforge

Aquamirae [Neo/Forge Edition]

Ship graveyard with terrible deep sea creatures!

46Mdownloads

1.21.1neoforge

Inventory Pets

Inventory Pets are living animated creatures that exist in your inventory and give you amazing special effects, drops, buffs, utilities, defenses, and weapons in exchange for care and feeding.

45Mdownloads

1.21.11fabric

Illager Invasion

The illagers are back! Be ready to fight new foes. A port of Illager Expansion.

31Mdownloads

1.21.1neoforge

Born in Chaos

Adds a lot of aggressive mobs, with their unique properties that can diversify and complicate your survival. Also adds new structures, equipment, blocks and achievements.

29Mdownloads

1.21.1neoforge

Integrated Dungeons and Structures

Integrated Dungeons and Structures (aka IDAS) is a mod that adds heavily detailed structures using blocks and mobs from Quark, Supplementaries, Alex’s Mobs, and Create.

29Mdownloads

1.21.1neoforge

Roots 4

A magic mod focused on nature, crops and animal husbandry!

28Mdownloads

1.20.1forge

Vampirism - Become a vampire!

Vampires are fast, strong and blood-thirsty entities, which do not like the sun, but don't fear the night, and the best thing is: You can become one!

22Mdownloads

1.20.1fabric

Marium's Soulslike Weaponry

New bosses and legendary weapons!

20Mdownloads

1.21.1neoforge

Mowzie's Cataclysm

Mowzie's Cataclysm adds features between Mowzie's Mobs and Cataclysm to fill in gaps

14Mdownloads

1.20.1fabric

MCA Reborn [Fabric/Forge]

Continuation of WildBamaBoy's Minecraft Comes Alive

14Mdownloads

1.20.1forge

Unusual End

🌌 A Vanilla+ End Update, expanding many aspects of the game

12Mdownloads

1.21.1neoforge

Monster Plus

New mobs of each and every flavor to improve the exploration experience: biome-exclusive monsters, new challenges and more!

12Mdownloads

1.20.1forge

ArmorPlus

ArmorPlus is a mod based on exploration, killing, building, getting geared up, fight the bosses and explore the depths of your worlds

11Mdownloads

1.21.11neoforge

More Totems Of Undying

A mod that adds new mob-inspired totems to Minecraft

10Mdownloads

1.21.1neoforge

Voidscape

Delve into the depths of the Void

9.9Mdownloads

1.21.1neoforge

Arthropod Phobia Expansions + Horror Bosses (Spiders, Arachnophobia)

ArPhEx: Intricate, phobia-inducing, realistic mobs, and supernatural bosses

8.8Mdownloads

1.21.11fabric

ChocoCraft

This mod adds a mob called Chocobo to the game. This includes different coloured mob types with different attributes in their grown-up and juvenile form.

8.6Mdownloads

1.21.1neoforge

Zombie Extreme

This is a Big Mod that adds a bunch of new mechanics and a large number of zombies and infected to your minecraft world. In order to study a new biome, you need a Chemical Protective Suit, if you do not break at least one part, most of the radiation will i

8.2Mdownloads

1.21.1neoforge

Bosses'Rise - Epic Souls like boss fights

🐉 Add Souls-like Bosses, fight 5 epic boss in their own dungeon!

8.2Mdownloads

1.20.1forge

Undead Unleashed - Continued

Adds new formidable fantasy-like enemies with unique abilities. Recently ported to 1.21.1.

8.0Mdownloads

1.20.1forge

T.O Magic 'n Extras - Iron's Spells Addon

Adds high-quality & immersive spells, boss, weapons, equipment, and MORE! Integrated with L_Ender's Cataclysm, Alex's Caves etc.

7.7Mdownloads

1.21.1neoforge

Advent of Ascension (Nevermine)

An all-in-one RPG mod with new skills, weapons, armour, mobs, bosses, dimensions, and more!

7.4Mdownloads

1.20.2fabric

ATi Structures

A Pack adding a variety of structures found in the overworld

7.3Mdownloads

1.20.1neoforge

Grimoire of Gaia

Mobs, Monsters, Monster Girls

6.7Mdownloads

1.21.11neoforge

The Aether II

The Iconic Dimension Mod Returns! Step into a renewed and expanded Aether Dimension with The Aether II!

6.6Mdownloads

1.21.1neoforge

Royal Variations

Enhanced royal variations of vanilla mobs with their own characteristics.

6.5Mdownloads

1.21.1neoforge

Animal Armor Trims - Horse & Wolf

Now you can add trims to horse and wolf armor!

5.7Mdownloads

1.20.1forge

GTBC's Geomancy Plus - Iron's Spells Addon

An addon for Iron's Spellbooks, adding spells inspired by Mowzie's Mobs, along with original magic that pushes the theme even further

5.5Mdownloads

1.21neoforge

Knight Quest [Reforged]

Introducing an adventuring armor quest for Forge! Adding +30 beautiful armor sets, new mobs and much more!

5.1Mdownloads

1.20.1forge

Horse Combat Controls

Mount and Blade style controls for Minecraft!

5.0Mdownloads

1.21.1neoforge

Hybrid Aquatic

A mod that expands upon Minecraft's aquatic life

4.7Mdownloads

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