Google will no longer support the use of third-party apps or devices which ask you to sign in to your Google Account using only your username and password.
¿may anyone recommend a free mail service that doesn't require a phone number or another mail account and doesn't use only OAuth works with mutt?
what about your ISP? Most provide N (usually 4 or so?) boxes free along with the service, and most of those support both pop3 & imap.
yahoo mail can be pulled this way, or could last time I checked.