Postfix Alternatives

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

(MTA), opening the Courier Mail Transfer Agent rules of the goods, SMTP, IMAP, POP3, LDAP, SSL, and HTTP-based integrated mail/groupware server. Courier Features:Free,Open,Source,Mac,Linux,BSD,Self-Hosted

Mail catcher mail install from swine, but are easier to inspiration e-mail-Test-tool. SMTP delivery-view by Web-e-mail E-mail for your application to the configuration Features:Free,Open,Source,Mac,Windows,Linux

Great plug-in system, coupled with flexible for JavaScript programmers, provides extremely high performance Node.js open source smtp server written Features:Free,Open,Source,Self-Hosted,Node.JS

In Standard mode, more care is delivered e.g., a free e-mail provider sends E-mail to an SMTP server. You use this program, with Features:Free,Open,Source,Linux,Xfce

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

E-Mail-high-performance Mail Transfer Agent (MTA) SMTP server is very fast at very high speeds, e-mail messages is designed to a large amount. Games Features:Commercial,Linux

A simple MTA to send mail to the SMTP mail server from a computer. smtp-simple and easy, there are no demons, only the SMTP hogging the CPU. Features:Free,Open,Source,Linux

SMTP, sendmail-compatible syntax, with (MTA) user-configurable relay-only Mail transport agent. Live-support SMTP-auth (including Features:Free,Open,Source,Linux,BSD

Your Website, e-mail messages from the IIS configuration, if you want to provide SMTP e-mail. Mail can be delivered immediately or can be delivered to the location of the file on the hard disk Features:Commercial,Windows

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

Simple to comply with for the sender, with changing ISP ( SPF and DKIM) to accept the authentication properties (smtp server) e-mail gateway application Features:Commercial,Windows,Linux,Self-Hosted

From basic to the most mission-critical reliability, performance, security, availability, and delivery requirements are built to handle (MTA) E-Mail success, advanced smtp server. Features:Commercial,Linux,Java

Simple smtp server written in Go e-mail to get a large amount, made. Your project will be running the daemon as an independent or as a package Features:Free,Open,Source,Web