Procedural World Generator

Generate compact fantasy maps with adjustable terrain, coastlines, climate, rivers, and settlement density from a seeded height field.

Generated features

Land tiles

Coastline

Mountains

Rivers

Cities

Forests

Deserts

Snow

Water level, island bias and noise scale change the continent shape. Temperature and moisture drive biomes. River count, length and city density shape the inhabited world.

World controls

Seed #704

Seed value

Terrain

Ruggedness: 0.58Water level: 0.36Mountain line: 0.72Island bias: 0.74Noise scale: 28

Climate

Temperature: 0.56Moisture: 0.52

Palette

Civilization

River count: 4River length: 120City density: 0.62