Open-source interactive map for the Aug 12 total solar eclipse is available at eclipsefan.org. The map includes layers such as eclipse, Besselian, umbra-live, shadow-3d, cloud-projection, and osm. Users can set latitude, longitude, opacity, zoom, and palier to customize the view.

The Hacker News post shows 10 points and 1 comment, linking to the map and discussion. Coordinates used in the example are lat=43.4623, lon=-3.8099, placing the view over northern Spain.