Swift Mailer is a component based mailing solution for PHP 5 web application, it offers a flexible and elegant object-oriented approach to send emails with multitude of features. It sends emails using SMTP, sendmail, postfix or a custom transport implementation of your own. This PHP email project supports servers that require username & password and/or encryption. It protects from header injection attacks without stripping request data content and sends MIME compliant HTML/multipart emails. Event-driven plugins used in this mailing system to customize the library. It handles large attachments and inline/embedded images with low memory use.

What's New in This Version:
- Removed usage of the native QP encoder when the charset is not UTF-8
- Fixed usage of uniqid to avoid collisions
- Made a performance improvement when tokenizing large headers
- Fixed usage of the PHP native QP encoder on PHP 5.4.7+
- Changed the license of Swiftmailer from LGPL to MIT

Requirements:
- PHP 5.2 or Higher, with the SPL extension
- Limited network access to connect to remote SMTP servers
-  8 MB or more memory limit (Swift Mailer uses around 2 MB)