Acelle is a self hosted, full-featured, easy to use Email Marketing Web application written in PHP that allows you to send marketing of high volume or emails transaction through its own server or through another provider email service.
Acelle install on your own web server and can use emails marketing / transaction without any limitation. You can get rid of email services like MailChimp expensive, ActiveCampaign? as you can now have full control over the entire system of their own. Acelle can be configured to send e-mail through its own SMTP servers such as Postfix, Exim, Sendmail or Qmail. It can also integrate with other service provider as Mailgun email, mail Google or Amazon SES.
Acelle also done for commercial purposes, allowing you to manage and sell their e-mail services to others.