Postfix AlternativesMail Servers and other similar apps like Postfix
Postfix is described as 'Mail transfer agent (MTA) that routes and delivers electronic mail. It attempts to be fast, easy to administer, and secure. The software is also known by its former names VMailer and IBM Secure Mailer' and is a Mail Server in the online services category. There are more than 10 alternatives to Postfix for a variety of platforms, including Linux, Mac, Windows, Self-Hosted and BSD apps. The best Postfix alternative is Mail-in-a-box, which is both free and Open Source. Other great apps like Postfix are Exim, MailHog, OpenSMTPD and KumoMTA.
- 13 Mail-in-a-box alternatives
- Free • Open Source
- Mail Server
- Self-Hosted
- Roundcube
Easy-to-deploy mail server.
- - Mail-in-a-box is the most popular Self-Hosted alternative to Postfix.
- - Mail-in-a-box is the most popular Open Source & free alternative to Postfix.
Mail-in-a-box Features
Comments about Mail-in-a-box as a Alternative to Postfix
Mail-in-a-box uses Postfix internally
0 Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
- - Exim is the most popular Mac & Linux alternative to Postfix.
Exim Features
Opinions about Exim as a Alternative to Postfix
- 30 MailHog alternatives
- Free • Open Source
- Mac
- Windows
- Linux
- Docker
MailHog is an email testing tool inspired by MailCatcher, but easier to install.
- - MailHog is the most popular Windows alternative to Postfix.
MailHog Features
Comments about MailHog as a Alternative to Postfix
Mailhog is for testing if another application can send mails.
Postfix is for sending and receiving mails.
0 - 12 OpenSMTPD alternatives
- Free • Open Source
- Linux
- BSD
- Self-Hosted
OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with some additional standard extensions. It allows ordinary machines to exchange e-mails with other systems speaking the SMTP protocol.
OpenSMTPD Features
KumoMTA is the only true Open-Source PowerMTA alternative, capable of matching performance of several million messages per hour while providing granular traffic shaping configuration and automation across unlimited IPs.
KumoMTA Features
- 30 Mailpit alternatives
- Free • Open Source
- Mac
- Windows
- Linux
An email and SMTP testing tool with API for developers.
Mailpit Features
- 26 Sendmail alternatives
- Free • Open Source
- Mail Server
- Mac
- Linux
Sendmail is a general purpose internetwork email routing facility that supports many kinds of transfer and delivery methods, including the Simple Mail Transfer Protocol (SMTP) used for email transport over the Internet.
Sendmail Features
sSMTP is a simple MTA to deliver mail from a computer to a mail server. sSMTP is simple and lightweight, there are no daemons or anything hogging up CPU; Just sSMTP. Unlike Exim4, sSMTP does not receive mail, expand aliases, or manage a queue.
sSMTP Features
DiscontinuedThe last update was in 2013.
The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols, such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, webmail, and mailing list services within a single, consistent, framework.
Courier-MTA Features
In the default mode, it transmits a mail to an SMTP server (for example at a free mail provider) which takes care of further delivery.
msmtp Features
- 7 Inbucket alternatives
- Free • Open Source
- Mac
- Windows
- Linux
Need to test your webapps outbound emails with Mailinator but stuck behind a firewall? Want to keep the new application you are developing secret until it’s time to release it? Need to validate that emails go out as part of your integration test suite?
Inbucket Features
- 7 Dragonfly Mail Agent alternatives
- Free • Open Source
- Linux
- BSD
A small Mail Transport Agent (MTA), designed for home and office use. Part of DragonFly BSD , it accepts mails from locally installed Mail User Agents (MUA) and delivers the mails either locally or to a remote destination.
Dragonfly Mail Agent Features