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4 picks

Best Minecraft world generation mods

New biomes, bigger mountains and more dramatic landscapes. These only change new chunks, so start a fresh world to see them.

These are Java Edition mods. Check the loader (Fabric, Forge or NeoForge) and Minecraft version match your setup. How to install mods. On Bedrock? See add-ons.

Biomes O' Plenty

Mod by Forstride

Adds more than 50 new biomes with new trees, flowers and terrain.

Fabric
Forge
NeoForge
MC 1.7.10 to 26.3
40M downloads

Details Modrinth CurseForge

Terralith

Mod by Starmute

Nearly 100 new biomes made only from vanilla blocks, so it fits in with any world and resource pack.

Fabric
Forge
NeoForge
Quilt
MC 1.18.2 to 26.3
25M downloads

Details Modrinth CurseForge

Tectonic

Mod by Apollo

Reshapes terrain with taller mountains, deeper oceans and more dramatic landscapes.

Fabric
Forge
NeoForge
Quilt
MC 1.18.2 to 26.3
18M downloads

Details Modrinth CurseForge

Oh The Biomes We've Gone

Mod by JT122406

Over 50 biomes from magical to realistic, the sequel to the much-loved BYG mod.

Fabric
Forge
NeoForge
Quilt
MC 1.20.1 to 1.21.11
12M downloads

Details Modrinth CurseForge

Data from Modrinth API (https://api.modrinth.com) plus project pages on CurseForge, checked 30 October 2026.