Neoforge Mods for Minecraft 1.21
Browse 94 free Neoforge mods for Minecraft 1.21 — popular picks include Oh The Biomes We've Gone, Structory: Towers, Abundant Atmosphere.
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Oh The Biomes We've Gone
An astounding sequel to the original BYG mod for 1.20.1+ with over 50+ biomes ranging from the magical to the realistic and all breathtaking!
Structory: Towers
Adds immersive biome-themed towers to the world, as a standalone option or add-on to Structory
Abundant Atmosphere
A mod focused on exploration & decoration
Nyctophobia
Nyctophobia adds dark, foggy and unsettling biomes to the Overworld to make your adventure more thrilling and challenging.
Ornamental Plants
A biome mod themed around botanical decoration.
Zombie Variants
Add 15 variants of zombies that can appear in different biomes!
No Man's Land
An uncompromising Overworld Overhaul, Enhancing world generation in every biome and environment.
Arda's Sculks (Ancient City Portal / Deep Dark Dimension)
Arda's Sculks mod is a mod that improves the ancient city in the game and offers the ability to open the ancient portal in the ancient city. This mod adds many deep dark biomes to the game and many boss creatures found in these biomes.
Foggy Pale Garden (FPG)
A mod that adds fog to the Pale Garden biome. But you can customize any kind of fog anywhere you like!
Reintegrated: Arts and Crafts
Integrating Arts and Crafts into vanilla biomes and structures.
RPGTitles
Small, cosmetic datapack that adds titles to small things in the game! See the dimension name when you switch dimension, see the current biome you are in and maybe get something when you kill a powerful foe..
Immersive Caves
A Vanilla+ mod that adds 15+ new climate/biome based Cave Types
Create: Rock & Stone
Create: Rock & Stone aims to close the gap between Create and traditional factory game experience by bringing infinite mineable resource deposits into the world. Make your own massive drill and cash in on the bounties of nature!
Classic Beta Biomes
Brings back the nostalgic feel of old Minecraft with a classic Beta-style biome!
[1.21.11 UPDATE] Better Biomes
Adds many different cool and amazing biomes, blocks, items, trees, and features to Minecraft.
Candyverse
Sweet new dimensions, entities, decorations, blocks and food!
Old biomes
This mod will bring back the removed biomes from the game of minecraft. These biomes were removed with the adventures update in beta 1.8.
Verdance
An Overworld expansion that adds new biomes, blocks and quality of life.
Archaeological_Research:Exploration
Archaeological research is an adventure mod that studies civilization and nature.
Subterranean Wilderness Revival
Adding exciting new cave biomes and bringing you the cave update you always wanted
Blazing Bamboo Continued
A fiery bamboo species native to the crimson forests of the Nether!
Just Enough Null
A fanmod of The Broken Script that adds a Null Biome, Null Blocks and more!
Outer End Wilds
Adds Two New End Biomes inspired by Minecraft Dungeons
The Great Outdoors
Adds atmospheric Grand Geyser Field Biome! As well as several mobs, plants, decorations and more!
IHFR FLESHED OUT (Abandoned)
A mod adding a new flesh based dimension to the game with horrid beings inhabiting it. Plus magic, weapons, decorations and more.
Alex's Magical Biomes
New magical biomes and 2 new wood types!
Abandoned Cabins
Adds Abandoned Cabins to forest biomes.
Global Emeralds
Unlocks Emerald Ore to spawn in all biomes.

Miracleforest
New lore, new biomes, new types of trees, and new weapons and tools. A brand new journey awaits you!
More Little Decorations
Adds details in the form of different stones from different materials to each biome. In the future I plan to add more details such as sticks flowers fallen leaves and the like.
Nature Paths
Nature Paths – Enrich your world with new flowers, natural structures, and decorative details that make every exploration more beautiful and unique.
World of Wonders Reforged
Discover new structures inspired by The Twilight Forest, Create, Alex’s Caves, Biomes O’ Plenty, and Another Furniture, designed to enhance exploration and blend naturally into the world.
Premier Pain mod
Add villager decoration blocks in lots of materials, food, beers, biomes and other adventure thing related to villager and the Premier Pain !
Middgard Foxed
UNOFFICIAL 1.21.1 Neoforge port of Sbeev's Midgard mod, a total biome overhaul aimed at making Minecraft's world generation more realistic. (+ some feautres not present originally)
Cool End
This mod adds new biomes, structures, mobs and resources to the End and Overworld, expanding exploration and improving gameplay and visuals.
Apple Tree
Apple trees grow naturally in some biomes, and provide ornamental block & building block.