[D] AmazonSES
[D] Gmail
[D] Mail
[D] Mailgun
[D] Outlook
[D] Pepipost
[D] PepipostAPI
[D] Sendgrid
[D] Sendinblue
[D] SMTP
[D] SMTPcom
[D] Zoho
[F] AuthAbstract.php
[F] AuthInterface.php
[F] Loader.php
[F] MailerAbstract.php
[F] MailerInterface.php
[F] OptionsAbstract.php
[F] OptionsInterface.php