OpenSeaMap - OpenSeaMap - The free nautical chart
Chronus Widget - Chronus: Home & Lock Widget is a flexible, stylish widget application that offers hundreds of widgets for your home and lock screen.
Open Nautical Charts - Open Nautical Charts offers free seacharts for everybody.
S.Graph: Calendar Clock Widget - S.Graph: Calendar Clock Widget is the fastest-growing mobile application created and published by Laboratory 27 for Android devices only.
Ugrib - Our freeware application Ugrib allows instant and fully customizable access to global weather data.
Ventusky - Real-time weather mapping