Terrain Generation Mods

Adds 50+ unique biomes to enhance your world, with new trees, flowers, and more!

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!

A minecraft mod which enhances world generation with new biomes, blocks, and items

A stack of new biomes spread across the Overworld and Nether!

An expansion for caves, including new biomes, mobs, and more.

Fancy and simplistic biomes and structures! (includes capybaras)

Adds underground biomes and underground dungeons, as well as some above ground structures, in a modular and configurable way.

Terrestria is a detailed and vibrant biomes mod for Minecraft running on the Fabric mod loader.

This mod overhauls all vanilla biomes, with different sub biomes!

A mod adds all the fish from Sea of Thieves, fish fer ye pirate!

🌲 Allows specifying which biome players will spawn in on new world creation.

A world generation mod adding in nine new cave biomes, to make the underground more varied.

Adds more compatibility between mods commonly found together in modpacks.

A biome placement mod focusing on configurability and consistent distribution of modded biomes

A realistic Minecraft world gen mod that adds nearly 200 new biomes and overhauls all vanilla biomes.

A massive overhaul that improves biomes, adds new mobs, trees, and more!

Overhauls the End dimension, featuring four atmospheric biomes, new world generation, structures, mobs, plus hundreds of sounds and new music!

Adds dithering on the biome borders to the game.

A world generation mod that improves the terrain by adding slabs

This mod brings back the farlands in modern Minecraft versions.

Fix custom world generation datapack crashes when using minecraft:lake feature ( MC-273228 and MC-272370)

World generation overhaul inspired by epic fantasy, designed for exploration

A mod making trees much tougher, with an interesting breaking mechanic.

Rivers, but underground! Wild, isn't it?

Natural Temperature is a mod that overhauls the way biomes are placed in the world, creating a layout that more closely resembles Earth’s climate zones with cold biomes in the north and warm biomes in the south.

Brings the classic style of Far Lands to 1.21+

🌲Adds new atmospheric content to the overworld.

A performance-friendly way of generating stone cliff faces for steep surfaces. Supports Terralith, Biomes 'O Plenty & more!

Generate trees and some nature stuffs around the world. With some detailed systems.

Improves visuals of Snowy Slopes, Frozen Peaks, Jagged Peaks, Terralith & more by fixing what Minecraft classifies as a 'slope'

Earth in Minecraft - Configurable! Spiritual successor to Terra 1:1

Giant sequoia forests inspired by Mariposa Grove

Have you ever wondered what time forgot? Explore a dimension accessed by archeology and find out for yourself!

A collection of Vanilla+ Additions made by Jaiz

A mod about hollow logs and hollow promises

An Overworld expansion that adds new biomes, blocks and quality of life.

A Minecraft worldgen [now] mod aiming to expand on the Nether's desolation and encourage the player to explore vast expanses, all while remaining faithful to Vanilla Minecraft!

A mod all about tweaking your World-Generation. Adjusted Generation-Parameters for rougher Terrain.

add many features related or not to mushrooms

A physically plausible geology overhaul!

A library mod for adding biomes by "squishing" other biomes out of the way

A data-driven image based world generator for Minecraft.

Adds eyeblossom variants that naturally appear to the rest of the 15 dyes!