This directory contains the PHPMailer library for sending emails in WordPress. It provides email sending capabilities using SMTP, mail, and sendmail protocols.
class.phpmailer.php
Core PHPMailer class
class.smtp.php
SMTP protocol handler
phpmailer.lang.php
Language string definitions
examples/
Usage demonstration files
extras/
Additional tools and integrations
phpmailer.conf
Configuration template
Core email sending functionality for WordPress. Required for system notifications and user communication.