Email File Format APIs for PHP

Open Source PHP APIs for Email Files

Read, Write & Extract Attachments from MSG files via PHP.

Email File Format APIs for PHP Include

PHPMailer Open surce PHP library that creates application for building and sending email messages with minimum effort and cost.

Sendgrid-php Free PHP API that allows creating and sending email messages to single or multiple recipients, transactional templates and much more.

Mailer It helps software programmers to send emails from their PHP applications as well as offers easy integration with other popular mailing services.

Swift Mailer A useful component based library that allows sending email messages using SMTP, sendmail, postfix, or a custom Transport implementation in PHP applications.