Before revision: OpenSeaMap is a software project collecting freely usable nautical information and geospatial data to create a worldwide nautical chart.
After revision: Infobox website| name = OpenSeaMap'' '| logo = 180px|OpenSeaMap logo| url = | commercial = No| license = Cc-by-sa (map), ODbL (data)| type = Wiki to create a free world map.| language = English, German, French, Italian, Spanish, Russian, Arabic| registration = only required for contributors| owner = Community| author = members of the OpenSeaMap and OpenStreetMap community| launch_date = 2009OpenSeaMap''' is a software project collecting freely usable nautical information and geospatial data to create a worldwide nautical chart.