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OpenSeaMap

Free community-built nautical chart for sailors and boaters.

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OpenSeaMap is a free, wiki-based nautical chart project. It offers worldwide water depth data, ship tracking (AIS), weather forecasts, port details, and downloadable offline maps for various devices. The platform is community-driven and integrates with OpenStreetMap.

4 alternatives to OpenSeaMap

Ranked by how well each tool replaces OpenSeaMap: shared features, audience, price and popularity.

  1. OsmAPP

    A universal app for OpenStreetMap

    Covers 0 of 10 key features.

    Open source
    49 out of 100 match—

  2. showmystreet

    Fast and easy street viewing with Google Maps and Street View

    Covers 1 of 10 key features.

    46 out of 100 match—

  3. SiteOrigin

    Free, open-source WordPress page builder, themes, and widgets trusted by 400,000+ sites.

    Covers 1 of 10 key features.

    Free planOpen source
    44 out of 100 match$2.42/mo

  4. GeoDirectory

    The World's Most Advanced And Scalable WordPress Directory Plugin

    Covers 1 of 10 key features.

    Free plan
    43 out of 100 match$19.08/mo