Biome generator

Generates a world based on elevation and moisture, complete with terrain features and exports the SVG image and the JSON world data object. Uses this library, written by me.

Map

World width: hexes
World height: hexes
World erosion
Elevation seed
Moisture seed

Layout

Hex size: pixels
Terrain opacity
Show grid
Show terrain
Draw mode

Info

Map name
Map author
Map description

Presets

Warning

Maps bigger than 128x128 hexes will probably kill your browser in SVG-drawing mode (due to the huge amount of SVG elements injected into the DOM) but you can render the output to HTML5 canvas as well.

World
JSON data
Elevation
Moisture

Downloads

Humongous (400x400) beach map, The Beach - json, png, moisture map/elevation map
Humongous (300x300) continental map, Pangaea - json, png, moisture map/elevation map
Huge (256x256) continents map, Gondwana - json, png, moisture map/elevation map
Huge (256x256) islands map, Solitude - json, png, moisture map/elevation map
Medium (128x128) archipelago map, The Caribbean - json, png, moisture map/elevation map
Medium (128x128) mountain pass map, Cordillera de los Andes - json, png, moisture map/elevation map
Medium (128x128) inland lake map, Crater Lake - json, png, moisture map/elevation map
Medium (128x128) inland sea map, Lush - json, png, moisture map/elevation map
Medium (128x128) island map, Kahuna - json, png, moisture map/elevation map

author sizeof(cat)

created July 5, 2019

updated March 25, 2023

tags #projects, #isometric, #games, #tools