MC Toolkit / World / Superflat Preset Generator

Superflat Preset Generator

Build custom superflat presets with full layer stacking and 26.3 biome support. Export Java preset strings, server.properties settings, and Bedrock world JSON.

Vanilla Presets

Quick-load starting templates from Minecraft 26.3

Import Preset Code or Server Properties

Preset Code, Server Properties, or JSON

Environment Settings

World Biome

Generate Features (trees, vegetation, structures) Generate Lakes (surface and underground water/lava)

Total Height: 4 / 384 blocks

Base Y: -64

Surface Y: -60

Layer Preview (Bottom → Surface)

Export Formats

Copy preset codes formatted for your target edition

Java Edition Preset Code

Single-player Create World > More World Options > Superflat Customize

Server Configuration

server.properties for dedicated servers with level-type=minecraft:flat

Bedrock Edition Layer JSON

FlatWorldLayers structure with encoding_version 6 for level.dat