It requires login to export diagrams. https://databasediagram.com/app https://databasediagram.com/app and https://app.quickdatabasediagrams.com/ https://app.

It requires login to export diagrams. https://databasediagram.com/app https://databasediagram.com/app and https://app.quickdatabasediagrams.com/ https://app.quickdatabasediagrams.com/ are better alternatives, at least in that these won't ask login.