Courier-MTA Alternatives
Courier-MTA is described as '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' and is a Mail Server in the office & productivity category. There are more than 10 alternatives to Courier-MTA for a variety of platforms, including Linux, Mac, Windows, BSD and Self-Hosted apps. The best Courier-MTA alternative is Mail-in-a-box, which is both free and Open Source. Other great apps like Courier-MTA are Postfix, OpenSMTPD, Exim and Sendmail.
Mail-in-a-box
Is this is a good alternative?YesNo13 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 Courier-MTA.
- - Mail-in-a-box is the most popular Open Source & free alternative to Courier-MTA.
Mail-in-a-box Features
Postfix
Is this is a good alternative?YesNo24 Postfix alternatives- Free • Open Source
- Mail Server
- Mac
- Linux
Postfix is a 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.
- - Postfix is the most popular Mac & Linux alternative to Courier-MTA.
OpenSMTPD
Is this is a good alternative?YesNo12 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
Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Exim Features
Sendmail
Is this is a good alternative?YesNo26 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.
Dragonfly Mail Agent
Is this is a good alternative?YesNo7 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
Microsoft SMTP Server
Is this is a good alternative?YesNo13 Microsoft SMTP Server alternatives- Paid • Proprietary
- Windows
Configure SMTP e-mail in IIS when you want to deliver e-mail messages from your site. Mail can be delivered immediately or it can be delivered to a file location on disk where it can be retrieved for delivery later.
- - Microsoft SMTP Server is the most popular Windows alternative to Courier-MTA.
- - Microsoft SMTP Server is the most popular commercial alternative to Courier-MTA.
Microsoft SMTP Server Features
An SMTP client that is extremely easy to configure and use, providing a simple HTTP API that is used for sending emails.
Hectane Features
NikaMail
Is this is a good alternative?YesNo13 NikaMail alternatives- Free • Open Source
- Mail Server
- Mac
- Linux
NikaMail is a portable, extendable, zero-config email server. It is designed to perform automation tasks, provide access to mailboxes (port 110), serve as a mail transfer agent (port 587) and mail exchange service (port 25). NikaMail supports TLS.
NikaMail Features
EmailSuccess
Is this is a good alternative?YesNo20 EmailSuccess alternatives- Paid • Proprietary
- Mail Server
- Linux
- Java
EmailSuccess, an advanced SMTP Server (MTA) built from the ground up to handle the most critical reliability, performance, security, and deliverability requirements.
EmailSuccess Features