Don't Starve: Shipwrecked alternatives

Navigate your conversations with the flags of the International Code of Signals (ICS), also known as nautical, maritime or sea flags. It includes all the alphabet flags, as well as the numerals, substitutes, and code/answer pennants.

The sailing simulator applies actual physics to simulate the behavior of a boat. You can actually capsize or sink a boat if you are not careful. It was developed by a sailor and a Live-Aboard.