CMandrill is a Joomla extension that integrates with the Mandrill API (http://mandrillapp.com) to enable fast email delivery and awesome transactional email experience for your users. Key features include:

• Send emails through the Mandrill API optimised for speed
• Look at the most important stats ( send, receive, bounce rates) directly from your Joomla backend
• Configure a global HTML template for emails
• Create HTML templates for specific components by defining the class name and function that sends the mail

This is the latest release working with Joomla 2.5