World

This mod adds ancient ruins to your Minecraft world

Turns unsightly dirt hills into pretty stone cliffs

A quick way to get rid of a biome. Useful for tweaking datapack-based generators (like Terralith) that don't have a convenient configuration

Biome Makeover is a mod that takes vanilla's biomes and gives them a fresh coat of paint.

Make your rivers stop looking like mistakes – and start flowing with style.

The world is big. Go explore it!

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

Change the size of the Sun and Moon!

Adds various wildflowers, clover patches, and flower garlands. Revel in nature's boutique!

Light changes to the nether generation with level design in mind

The vertical chunk section syncing mod.

Travel around the world without barriers: RoadArchitect automatically scans your world, finds villages, and other structures, and then lays a network of roads between them.

Adds skeleton corpses to caves

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

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

Modifies vanilla loot tables to either rebalance them or make them more interesting and well... worth looting!

Brings back the nostalgic feel of old Minecraft with a classic Beta-style biome!

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

An "alternate timeline" mod for the modern Minecraft era

Turns Rain into a Thunderstorm!

Adds a really nice biome with some really tall trees!

Adds 9 new biomes to your world!

Smallish changes to the world of Minecraft

Allows limiting your world size and adds an alternative ending