Haraka Alternatives

Postfix (MTA) and the mail transfer agent sends the E-mail. Fast, simple, straightforward and sure to work. Also the software is known for Features:Free,Open,Source,Mac,Linux

To use Exim (MTA), was developed and connected to the University of Cambridge with a message transfer agent for Unix systems connected to the internet. Features:Free,Open,Source,Mac,Windows,Linux

Easy hotspot in a box, the control of E-Mail with the mail server. Fresh MailinaBox a mail server running in a cloud-it turns your computer. Get in contact with Features:Free,Open,Source,Self-Hosted,Roundcube

OpenSMTPD, defined by RFC 5321, with some additional standard extensions server-based implementation of the SMTP Protocol a free. Ordinary machines Features:Free,Open,Source,Linux,BSD,Self-Hosted

Many types of transfer and the provision of methods, Sendmail, Simple Mail Transfer Protocol that supports the general-purpose networks, e-mail routing Features:Free,Open,Source,Mac,Linux

Nika mail portable, expandable, zero-config email server. For the automation of tasks (port 110) is designed to access mailboxes, an E-mail to serve as a Features:Free,Open,Source,Mac,Linux