Earlier quoted context omitted.
I fully agree. Two of my favourites: Holiday API I plug into every ecommerce site I work on: https://www.api.gov.uk/gds/bank-holidays/#bank-holidays Domain Email Security checker: https://emailsecuritycheck.service.ncsc.gov.uk/check Please share any other favourites!
Yes: a plain JSON endpoint with no authentication! It's the perfect way of exposing this kind of data.
Or is it just a static file someone wrote in vim and checked into git which got hosted as a static asset?