PHPMailer Pro, PHPMailer Lite and PHPMailer Mini – are:

• PSR-12 code standard compliant
• MIT licensed

PHPMailer Pro is i18m language compliant and uses the same language file structure as my original PHPMailer project.

Feature	Pro	Lite	Mini
Feature	Pro	Lite	Mini
Library Size	~ 80Kb	~ 50Kb	~ 21Kb
Single File Class, no dependencies
Transport	SMTP, Sendmail, IMAP	SMTP, Sendmail, IMAP	Sendmail, Mail()
Messages, Text & HTML
Attachments, Files (multiple)
Path Security Features
Attachments, Inline (HTML)
SMTP Server Load Balancing
i18n Language Compliant