The OS DPN product is available in the following formats:
Data: Geography Markup Language (GML) v3.2 Simple Features, compressed using gzip
Vector: GeoPackage file, zipped using gzip
Vector: Vector tiles (MBTiles) file, zipped using gzip
The OS DPN product is supplied as an online download only. You can download data in various formats from the OS Data Hub.
For GML and GeoPackage product formats, one file is supplied for each National Park (i.e. you will receive 15 files when ordering the product in one of these formats).
The vector tiles product format is supplied as a single file that contains all National Parks. Each file will contain up to three feature types.