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Forge Mods for Minecraft 1.21

Browse 283 free Forge mods for Minecraft 1.21 — popular picks include Autumnity Mod (1.21.1, 1.20.1) – Beautiful Autumn Landscapes, Luminous Monsters Mod (1.21.1, 1.20.1) – Fight Biome-Specific Undead, Luminous Nether Mod (1.21.1, 1.20.4) – A Nether Alive with Danger.

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Autumnity Mod (1.21.1, 1.20.1) – Beautiful Autumn Landscapes
1.21.1forge

Autumnity Mod (1.21.1, 1.20.1) – Beautiful Autumn Landscapes

Autumnity Mod will add a new biome inspired by the autumn season to Minecraft's terrain generation. This new biome will feature trees with foliage in various shades of brown, orange, and red, as well as new blocks, items, and a new animal, the snail. When exploring the new autumnal biome added by this mod, you […]

Luminous Monsters Mod (1.21.1, 1.20.1) – Fight Biome-Specific Undead
1.21.1forge

Luminous Monsters Mod (1.21.1, 1.20.1) – Fight Biome-Specific Undead

Luminous Monsters Mod adds 12 new types of Zombies and Skeletons to your world. These new monsters appear in different environments, making exploration more exciting and challenging. Features: Introduces 12 new variants for both Zombies and Skeletons. Each new undead mob spawns in a specific biome that matches its appearance. Screenshots: Minecraft mod menu displaying […]

Luminous Nether Mod (1.21.1, 1.20.4) – A Nether Alive with Danger
1.21.1forge

Luminous Nether Mod (1.21.1, 1.20.4) – A Nether Alive with Danger

Luminous Nether Mod expands the Nether with two new biomes, lots of new mobs, and a variety of building blocks and decorations. This mod adds new gameplay mechanics, loot to find, and dangerous areas to explore. It makes the Nether a more lively and challenging place. Features: Adds two new biomes to the Nether: the […]

Better Cave Worlds Mod (1.21.10, 1.20.1) – Adds Foliage, Aquifers, and Large Ore Veins
1.21.10fabric

Better Cave Worlds Mod (1.21.10, 1.20.1) – Adds Foliage, Aquifers, and Large Ore Veins

Better Cave Worlds Mod transforms Minecraft worlds by enabling Cave World generation with biomes, lush foliage, aquifers, and large ore veins, creating an exciting new underground experience. This mod includes versions for the Overworld and the End, allowing both dimensions to generate exclusively as cave environments. While some structures will appear on the bedrock roof, […]

Better Single Biome Mod (1.21.4, 1.21.1) – Improves Single Biome World Generation
1.21.4fabric

Better Single Biome Mod (1.21.4, 1.21.1) – Improves Single Biome World Generation

Better Single Biome Mod makes a few changes to the world generation to make worlds generated in single biome mode a lot better. All biomes are supported except water biomes and mangrove swamp. The mod lowers the sea level, lowers the geode generation level, improves underwater vegetation, increased structure generation, etc. Features: World generation tweaks […]

Feur Extension Jungle Mod (1.21.1, 1.20.1) – Adds a Jungle Pyramid
1.21.1fabric

Feur Extension Jungle Mod (1.21.1, 1.20.1) – Adds a Jungle Pyramid

Feur Extension Jungle Mod adds new structures, including an old civilization. This area features the ruins of old houses, stone statues, and fountains. Features: Adds a jungle pyramid filled with traps, trials, and loot. Introduces a passage from an ancient civilization. Includes ruins such as old houses, statues, and fountains. Screenshots: Feur Extension Jungle Mod […]

AmpXtreme Mod (1.21.8, 1.20.1) – Next Level Amplified World Generation
1.21.8fabric

AmpXtreme Mod (1.21.8, 1.20.1) – Next Level Amplified World Generation

AmpXtreme Mod is here to take amplified world generation to the next level. With this mod installed, an amplified world can generate upto heights of upto Y-2031. The mod supports vertical biome gradients. This means multiple biomes can generate within the same Y-level and can change with height. Features: Takes Amplified worlds to the next […]

No More Igloos Mod (1.21.1, 1.20.1) – Removes Igloos From World Generation
1.21.1fabric

No More Igloos Mod (1.21.1, 1.20.1) – Removes Igloos From World Generation

Igloos are a small structure that generates in snowy biomes. Its contents are basically a bed and a crafting table. Imagine you are conducting a challenge where players are not supposed to have access to beds or crafting tables. In cases like this, the igloo may affect your game rules, and it would be better […]

No More Swamp Huts Mod (1.21.1, 1.20.1) – Removes Swamp Huts From World Generation
1.21.1fabric

No More Swamp Huts Mod (1.21.1, 1.20.1) – Removes Swamp Huts From World Generation

When traversing through swamp biomes, there is a chance that you will come across small hut-like structures. These small structures are called swamp huts and they are exclusive to swamp biomes. These huts inhabit witches that will attack the player if detected nearby. If you want these swamp huts to be removed from your game, […]

World Preview Mod (1.21.1, 1.20.1) – Preview A Map/Seed in The New World Screen
1.21.1forge

World Preview Mod (1.21.1, 1.20.1) – Preview A Map/Seed in The New World Screen

World Preview Mod allows you to visualize the world before it is generated. When creating a new world, you’ll have access to a new preview tab. When opened, it selects a random seed and creates a biome map. The preview is compatible with third-party mods that modify Overworld generation. Features: Compatible with most world generation […]

Medieval Decoration Mod (1.21.1, 1.20.1) – Medieval Themed Furniture
1.21.1forge

Medieval Decoration Mod (1.21.1, 1.20.1) – Medieval Themed Furniture

Medieval Decoration Mod adds tons of medieval themed decorations and blocks that you play around and make your world feel more alive. The mod also adds a new biome and several new structures in the medieval style. The mod will make the game world much more lively and varied. Now everywhere you can find pubs […]

Deep Aether Mod (1.21.1, 1.20.1) – Lots of New Features to Aether
1.21.1forge

Deep Aether Mod (1.21.1, 1.20.1) – Lots of New Features to Aether

Deep Aether Mod is an addon for the Aether Mod, it aims to add lots of new features to give players a chance to venture deeper into the Aether dimension, while also maintaining its original style. Extra content includes new blocks, items, plants, biomes, trees, mobs, and more. Features: New Biomes: Aerglow Forest Blue Aerglow […]

Galosphere Mod (1.21.1, 1.20.1) – The Diverse World of The Underground
1.21.1forge

Galosphere Mod (1.21.1, 1.20.1) – The Diverse World of The Underground

Galosphere Mod is a mod designed to enhance and expand diversity in Minecraft's underground world. This mod focuses on generating new biomes, creatures, mechanics, blocks, items, effects, achievements, and more. The new underground terrain generation introduced by this mod adds crystals and new mineral resources to the game. These new minerals and materials will allow […]

Regions Unexplored Mod (1.21.1, 1.20.1) – Biome Overhaul
1.21.1forge

Regions Unexplored Mod (1.21.1, 1.20.1) – Biome Overhaul

Regions Unexplored Mod is a biome mod for Minecraft that aims to overhaul the overworld in many ways. With over 60 new biomes, there's a plethora of new views to see. This mod also adds a bunch of new blocks to use including new soils, painted planks, various trees and flora. Features: Introduces lush forests, […]

Traveler's Titles Mod (1.21.4, 1.20.1) – Indicate The Biomes or Dimensions We Access
1.21.4forge

Traveler's Titles Mod (1.21.4, 1.20.1) – Indicate The Biomes or Dimensions We Access

Traveler's Titles Mod is a mod that adds an aesthetic feature frequently seen in RPG titles. This feature involves displaying a title on the game screen that shows the name of the dimension or biome we’ve just entered. This feature will not only work with Minecraft’s default biomes and dimensions but also with biomes or […]

Forest X Reborn Mod (1.21.5, 1.20.1) – Nature Gets A Glow-Up
1.21.5forge

Forest X Reborn Mod (1.21.5, 1.20.1) – Nature Gets A Glow-Up

Forest X Reborn Mod introduses new life into Minecraft’s natural world. It introduces realistic biomes, exotic trees like mulberry and eucalyptus, new plants, mushrooms, and berries. Players can collect, cook, and even ferment grapes into wine using new tools like the fermentation barrel. Features: Adds new biomes with detailed nature Exotic trees: mulberry, eucalyptus, palm, […]

The Conjurer Mod (1.21.4, 1.20.1) – Vindicator Boss
1.21.4forge

The Conjurer Mod (1.21.4, 1.20.1) – Vindicator Boss

The Conjurer Mod is a mod that adds a new structure to terrain generation: the theater. This theater will naturally generate in the Roofed Forest biome, and inside it, you'll only find hostile entities. Specifically, what you'll encounter here are Illagers. This structure is similar to Illager mansions. The theaters consist of several rooms, and […]

The Twilight Forest Mod (1.21.1, 1.20.1) – A New World Built Around Fighting
1.21.1forge

The Twilight Forest Mod (1.21.1, 1.20.1) – A New World Built Around Fighting

For the Latest Minecraft Versions We've developed a brand-new version of The Twilight Forest called Twilight Forest 9minecraft Mod with many new features, improvements, and continuous updates for the latest Minecraft versions. Download it here: https://www.9minecraft.net/twilight-forest-9minecraft-mod/ The Twilight Forest Mod adds a giant new dimension filled with mystery and adventure. This realm is always in […]

Astral Dimension Mod (1.21.1, 1.20.1) – A Whole Lot of New Adventures Await You
1.21.1forge

Astral Dimension Mod (1.21.1, 1.20.1) – A Whole Lot of New Adventures Await You

Astral Dimension Mod is a mod that adds a new dimension to Minecraft, featuring more than eleven new biomes: Lunar Spikes, Jelly Glass, Fiery Forest, Fiery Birch Forest, Dead Coral Reef, Electric Swamp, Faded Electric Swamp, Volcanic Postrum Reef, and Amethyst Meadow. To access this new dimension, we need to build a dimensional portal called […]

Better Sniffers Mod (1.21.4, 1.20.1) – Expands the Loot Sniffers Can Detect
1.21.4fabric

Better Sniffers Mod (1.21.4, 1.20.1) – Expands the Loot Sniffers Can Detect

Better Sniffers Mod improves the functionality of sniffers by expanding the range of items they can uncover. It makes sniffers more versatile by adding diverse foliage and rare treasures like ancient debris in the Nether. Certain items are biome-specific, encouraging exploration and discovery across different environments. Features: Expands the loot sniffers can detect, including rare […]

FNAFA Mod (1.21.4, 1.20.1) – The World of Five Nights at Freddy's
1.21.4forge

FNAFA Mod (1.21.4, 1.20.1) – The World of Five Nights at Freddy's

FNAFA Mod brings the world of Five Nights at Freddy's into Minecraft, adding many collections of blocks, items, mobs, biomes, and dimensions inspired by the series. Features: Blocks: Over 100 unique blocks, including FNAF-themed walls, tiles, and decorations. Special interactive blocks like the Token Creator, Puppet Box, and Nineteen Eighty Five Portal Block. Custom materials […]

Flattened Dimensions Mod (1.21.3, 1.20.1) – Flattens the Overworld, Nether, and End
1.21.3fabric

Flattened Dimensions Mod (1.21.3, 1.20.1) – Flattens the Overworld, Nether, and End

Flattened Dimensions Mod transforms Minecraft world by flattening the Overworld, Nether, and End while keeping biomes and structures intact. You can explore classic super flat dimensions with minimal terrain, just three layers and bedrock, or the super flat dimensions with added trees and biome features. For those who prefer a more natural feel, the flat […]

Adventure Dungeons Mod (1.21.1, 1.21) – Add Vanilla-Like Dungeons And Structures
1.21.1forge

Adventure Dungeons Mod (1.21.1, 1.21) – Add Vanilla-Like Dungeons And Structures

Adventure Dungeons Mod brings new structures to your Minecraft world. The mod introduces various underground dungeons like the Cold Lair, which is hidden beneath snowy biomes, and the Trial Rooms. Other notable additions include the Bygone Dungeon found under forests and plains and the labyrinthine Murky Dungeon in swamp biomes. Features: Adds new underground dungeons […]

Tax' Deep Villager Mod (1.21.1, 1.20.1) – Explore Underwater Villages
1.21.1forge

Tax' Deep Villager Mod (1.21.1, 1.20.1) – Explore Underwater Villages

Tax' Deep Villager Mod adds underwater villages to the game. With this mod, players can discover new villages located beneath the ocean, introducing a fresh environment to explore and interact with villagers in an aquatic setting. Features: Adds fully functional undersea villages to Minecraft Expands village exploration into underwater biomes Enhances the diversity of village […]

Nature Arise Mod (1.21.1, 1.20.1) – New Era Of The Nature
1.21.1forge

Nature Arise Mod (1.21.1, 1.20.1) – New Era Of The Nature

Nature Arise Mod is designed to enhance the game's world generation by adding natural elements. For example, you can explore new maple or spruce forests, find two new geodes-sapphire and topaz-and even encounter a grizzly bear! Features: New Biomes Maple Forest: Maple forest with maple tree variants (green, red, orange, yellow). Mixed Forest: Mixed forest […]

Ach's Biomes Mod (1.21.1, 1.20.1) – New Biomes
1.21.1forge

Ach's Biomes Mod (1.21.1, 1.20.1) – New Biomes

Have you ever felt like the vanilla Minecraft biomes are not good enough? Eventhough, there are many biomes in the game, they are very similar to one another. Most of the trees have a similar shape, the terrain is different only for a few biomes, only slight color variations, etc. Ach's Biomes Mod is here to […]

Qrafty Qrafty's Oilrigs Mod (1.21.1, 1.20.6) – Adds Oilrigs To Oceans
1.21.1fabric

Qrafty Qrafty's Oilrigs Mod (1.21.1, 1.20.6) – Adds Oilrigs To Oceans

Most biomes in Minecraft have their own village type. What do ocean biomes have? Well, nothing. Qrafty Qrafty's Oilrigs Mod aims to add a villager housing to ocean biomes by adding a new structure. These new structures, called oilrigs, generate only in ocean biomes and will inhabit one villager. The structure itself is mostly made […]

Sword in the Stone Mod (1.21.1, 1.20.1) – Unique Biome-based Blades
1.21.1forge

Sword in the Stone Mod (1.21.1, 1.20.1) – Unique Biome-based Blades

Sword in the Stone Mod is a weapon mod that aims to improve exploration by adding fun and unique swords that the player can find throughout the world. Sword stones are structures that can be found in all 3 vanilla dimensions. They each contain a unique sword which has different variants depending on the biome […]

Macaw's Fences – Biomes O' Plenty Compatibility Mod (1.21.1, 1.20.1)
1.21.1forge

Macaw's Fences – Biomes O' Plenty Compatibility Mod (1.21.1, 1.20.1)

Macaw's Fences Mod is both popular mods, each bringing plenty of new items and features into the game. Macaw’s Fences introduces multiple fence variants for every wood type in the game, while Biomes O’ Plenty introduces a wide range of new biomes, some with even new wood types. Macaw's Fences – Biomes O' Plenty Compatibility […]

B
1.21.1forge

BiomeOres

biome based ore gen split ores into progression based exploration

53downloads
BMC "Datafixer"
1.21.1neoforge

BMC "Datafixer"

A worldgen patching mod

6.1Mdownloads
Structure Control: Ruined Portals, Villages, Stronghold, Nether Portal, Custom Structures, and more!
1.21.4forge

Structure Control: Ruined Portals, Villages, Stronghold, Nether Portal, Custom Structures, and more!

Gives you control over which portals or structures are in your mod pack! Allows you to create a truly themed mod pack. No ruined portals, nether dimension, end dimensions, or even villages if you so desire. You're in total control!

3.3Mdownloads
VitalityCraft – Vanilla Essentials [New 26.1.2]
1.20.1neoforge

VitalityCraft – Vanilla Essentials [New 26.1.2]

Vitality Craft enhances your Minecraft experience with essential mods that introduce new biomes, objects, mobs, and performance improvements. Dive into a more diverse and challenging world while enjoying smoother gameplay with optimized performance.

109kdownloads
Pharaohs Legacy |  Dimension
1.21.1neoforge

Pharaohs Legacy | Dimension

Addon for: MysticRift: Pharaohs Legacy ( Dimension only ) No overworld biome!

108kdownloads
Movie Structures
1.21.11fabric

Movie Structures

Adds a new structures to the Overworld, The Lava Chicken, Pink Wool House, Old Portal and Mushroom House of Minecraft Movie, inside you'll find the new music disc "Lava Chicken - Hiper Potions" with loot tables, advancements, and villager working

53kdownloads
FF´s TerraForge
1.21forge

FF´s TerraForge

A world full of biomes, flora and fauna, that are completely new. A pack for everyone who whishes the world of minecraft would be more beautyfull

40kdownloads