NewCustomMailer creates a mailer using any authentication mechanism.

NewCustomMessage creates a new message that will use the given encoding and charset.

NewMailer returns a mailer.

NewMessage creates a new UTF-8 message using quoted-printable encoding.

Base64 represents the base64 encoding as defined in RFC 2045.

QuotedPrintable represents the quoted-printable encoding as defined in RFC 2045.

A Mailer represents an SMTP server.

Message represents a mail message.