Generate procedural world maps with unique terrain, rivers, and settlements.
Controls: Drag to pan. Scroll to zoom. Click to place a named settlement. Enter a seed for reproducible worlds.
Terrain types: Ocean, Beach, Grassland, Forest, Mountain, Snow, Desert, Tundra, Swamp.
Features: Multi-octave noise, temperature/moisture biomes, river generation, settlement networks, region naming.
Export saves the full map as a PNG image. Mini-map shows your explored area.