A detail write up is found here https://www.outsourceappz.com/responsive-email-using-divi-builder-a-wordpress-plugin/

It currently handles WordPress new user registration and forgot password emails out-of-box.

Plugin can be found on the WordPress repository here - https://wordpress.org/plugins/responsive-email-using-divi-builder/

Was wondering if you can offer any constructive feedback

Have a nice day.

Regards J