libcurl supports HSTS, but the client has to specify a file where the state should be stored https://curl.se/docs/hsts.html https://curl.se/docs/hsts.html Many

libcurl supports HSTS, but the client has to specify a file where the state should be stored https://curl.se/docs/hsts.html https://curl.se/docs/hsts.html Many languages/libraries use libcurl in some shape or form, but whether they set up an on-disk HSTS store or not - I don't know either.