CADMapper
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CAdMapper is a program based on public databases such as Open Street Map, NASA or USGS and is used to generate CAD files in .dxf format of different urban areas around the world.
This service has a database of more than 200 complete cities, including most major cities in Europe including a number of French cities such as Paris, Lille, Toulouse or Marseille.
The catalog is truly vast, including cities from all continents, from Africa (Abuja, Cairo, Lagos, Addis Ababa, Dakar etc.) to Asia (Mumbai, Taipei, Tokyo, Singapore etc.) via Oceania (Jakarta, Sydney, Melbourne etc) and the two Americas.
The maps of certain cities contain information such as the height of buildings or the topography of the site, thus facilitating the 3D integration process of your project.