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This is the first post explaining how the pmtiles extract command works to slice a smaller tileset from a larger one. Protomaps Builds contains a daily planet tileset - if you want just Canada, or South America, you can pass pmtiles extract a GeoJSON to get only that region. The first step in extracting a slice is computing a tile covering for the target...

The Protomaps project consists of: The open PMTiles format; The tools and ecosystem for creating and publishing PMTiles; A basemap PMTiles created from OpenStreetMap data and other open sources. Mapping apps need background context to help humans understand where things are. The base layer has water bodies, buildings and roads. You could use Google Maps and Apple maps for those, but Protomaps is open...