Are there known services for creating a mailbox from the frontend?

Question

Mail server

It is required to create users on the deployed mail server through the user registration form (login, password, full name, date of birth) placed on any page in the frontend. What are the solutions for this?

Answer 1

Postfix Admin , for example.
It all depends on the postman.

Answer 2

from the mail server you mean? iRedMail for example in conjunction with RounCube to cope with such a task?