This website lets you share your current location through geolocation, and allows you to view the location of other users on a map, and chat with them.
I Cecchini Del Mare (Snipers of the Sea in Italian) or ICDM was made for the Facebook group of the same name.
The idea is that spearfishers would use the website to find eachother and dive toghether or simply have a chat.
It's designed to be simple and lightweight, so once it's finished I won't add any more features, but I might continue development if there is enough demand.