Gravity SMTP Integration Slugs

Gravity SMTP integrations use the following reference slugs. These slugs are lowercase and exclude spaces or special characters. They are utilized in both constants and filters.

IntegrationSlug
Amazon SESamazon
Brevobrevo
Custom SMTPgeneric
Google / Gmailgoogle
Mailchimp Transactionalmailchimp
Mailgunmailgun
Microsoft 365 / Outlookmicrosoft
PHP Mailphpmail
Postmarkpostmark
SendGridsendgrid
Zoho Mailzoho