Local files
Local files can be converted with the html.to.design Chrome extension.
However, you will need to activate the permission Allow access to file URLs
for the extension to be able to convert local files.
After having installed the extension, activate this permission in the extension’s settings (either through Chrome’s menu or by manually going to: chrome://extensions/?id=ldnheaepmnmbjjjahokphckbpgciiaed
). Make sure the following toggle is enabled: