[vetinari]

The point is to generate your own; the purchasing option is if you don't want to generate your own, but want something done for you and packaged.

See here: https://openmaptiles.org/docs/generate/generate-openmaptiles...

[atombender]

Thanks, I will look into that. It's not altogether clear from their site — their Docker image basically implies that you're supposed to use their pre-existing datasets, which aren't free.

[mycall]

You can find free OSM PBF data sets. eg. https://download.geofabrik.de/north-america/us/california.ht...