OpenSeaMap

OpenSeaMap is a collaborative, open-source project that creates detailed digital maps of the world's waterways, including oceans, seas, lakes, and rivers. It provides nautical information such as depths, navigational aids, and ship routes, aimed at aiding mariners, sailors, and maritime enthusiasts. Built using data contributed by users worldwide, OpenSeaMap complements official maritime charts, fostering safer and more efficient navigation. Its open nature encourages community participation, making maritime mapping accessible and continuously improveable for a broad audience.