Terrain Generation Mods

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

Explore almost 100 new biomes consisting of both realism and light fantasy, using just Vanilla blocks. Complete with several immersive structures to compliment the overhauled terrain.

Terrain shaping brought to new heights, grander and more varied than ever before!

Pre-generates chunks, quickly and efficiently

A subtle-ish overhaul of vanilla Overworld biomes! Reworked!

A nether biome overhaul combined with challenging structures to conquer, unique weapons to obtain, and tricky mobs to defeat.

Regions Unexplored is a biome mod that overhauls the overworld and nether in many ways. With 70+ new biomes to explore, there is a plethora of new things to find!

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

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!

Transforms the boring Vanilla end into an alien dimension with the most surreal terrain imaginable. Topped with a couple of new biomes to add to the experience, whilst keeping the end desolate.

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.

The nether explorer's simple dream: doubled height and amplified terrain. What more is needed?

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

A subtle overhaul of vanilla and mod Overworld biomes

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

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

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

This mod aims to upgrade the Wild Update!

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

Reshapes the world to consist of continents, separated by large oceans and small islands.

Lithosphere aims to change the overworld worldgen to be more cinematic, polished and beautiful.

Removes structures, items, mobs and bosses from Incendium, leaving only the biomes and terrain.

Extreme rehaul of The End in a unique fantasy style, combined with biome and structure overhauls, new items, weapons and plenty of other content to discover.

Vanilla style improvements for overworld trees.

World generation modding/configuration platform

Oceans, but deeper!

Additions to the Deserts and Badlands to make them more interesting to explore

Adds more compatibility between mods commonly found together in modpacks.

Total overhaul of the End dimension with new generation, biomes, mobs, and other features.

Terralith compatibility with Tectonic!

Terra 1-1 styled world generation datapack for latest versions

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

This datapack add Saturated, a new dimension, and The Void as a bonus. Singes eyeballs since day 1.

An overworld biome overhaul, enhancing vanilla's feel with new detail and vegetation

World generation data pack that overhauls vanilla overworld biomes, with a big emphasis on improving trees.

Still Life replaces Minecraft’s default Overworld with a more realistic alternative!

Epic Terrain biome-compatible version

An UNOFFICIAL add-on to Terralith that re-adds normal Andesite, Diorite, and Granite blobs underground

Make Minecraft more inspiring!

A world generation mod that improves the terrain by adding slabs

Revamp of the end generation with an emphasis on level design, traversal and variety

World generation overhaul inspired by epic fantasy, designed for exploration

This mod brings back the farlands in modern Minecraft versions.

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

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

Cavernous is a datapack that brings many new biomes and features to the caves of Minecraft while maintaining a vanilla like feeling.

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

Adds dithering on the biome borders to the game.

🌲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!

Expanded World enhances your Minecraft experience by extending the world height, introducing custom caves, structures, and vegetation. Explore new depths and heights in your Minecraft worlds with this mod/datapack!

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

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.

Add a wide variety of Fallen Logs to Minecraft Vanilla, in the Dark Forest, Savanna, Cherry Grove, Mega Taiga, Pale Garden, Jungle, Mangrove and Swamp Biomes with new advancements

Complete rehaul of The End! A WorldGen-only fork of Stellarity.

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

A datapack that adds a floating island dimension above the overworld.

Giant sequoia forests inspired by Mariposa Grove

A mod about hollow logs and hollow promises

A collection of Vanilla+ Additions made by Jaiz

Explore majestic islands with stunning terrain!

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

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

JermsyBoy's Overhauled Biomes

add many features related or not to mushrooms

A vanilla-styled worldgen overhaul, fork of CliffTree with expanded development

Brings the classic style of Farlands to 1.21+

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.

A physically plausible geology overhaul!

This project is a datapack inspired by The Twilight Forest mod. Bringing veteran player nostalgia into a future vision of what the The Twilight Forest may look like.

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

A new peaceful dimension with new biomes and structures. Fly up with elytra to teleport!

Change the odds of generating Skylands in the Big Globe, making it harder to find them.

Data pack that increases the amount of grass in your world.

Fruitful is a datapack that adds vanilla-friendly apple trees that spawn occasionally in certain biomes. Apples on it can be picked up, With some rarely having golden apples.

A data-driven image based world generator for Minecraft.

reduces the likelyhood of waterfalls & lava streams ruining good terrain!

A datapack to enhance the base game adding entirely new biomes but also small world details, mob variants, additions and features.

Welcome to Subterra! Subterra is a cave-focused worldgen datapack that adds a number of unique new cave biomes and structures inside of your world, with secrets to discover and advancements to be made by discovering these new environments!

Yet another worldgen overhaul with reworks and new biomes

Add better rivers to the original version

Makes biomes even larger than the Large Biomes world preset in vanilla Minecraft, for all versions from 1.18 to 1.21.8

Flatten lowlands terrain generation

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

A lightweight worldgen overhaul