MailerQ is described as 'High performance Mail Transfer Agent (MTA) and a very fast SMTP server, designed to deliver large volumes of email messages at very high speeds. MailerQ is based on RabbitMQ AMQP' and is an app. There are eight alternatives to MailerQ for a variety of platforms, including Linux, Mac, Self-Hosted, Amazon Web Services and Kubernetes apps. The best MailerQ alternative is Postfix, which is both free and Open Source. Other great apps like MailerQ are KumoMTA, Exim, Sendmail and EmailSuccess.
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 MailerQ.
Postfix is the most popular Open Source & free alternative to MailerQ.
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 is the most popular Self-Hosted alternative to MailerQ.
Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
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.
EmailSuccess, an advanced SMTP Server (MTA) built from the ground up to handle the most critical reliability, performance, security, and deliverability requirements.
EmailSuccess is the most popular commercial alternative to MailerQ.
Halon is a global leader in email infrastructure, empowering large senders and mailbox providers to maximize email. Founded in 2010, Halon's solutions process billions of emails daily worldwide.
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.
A lightweight mail server with SMTP and POP3 support. It mainly used as store-and-forward mail server with POP access to spooled messages or it can be used as a personal internet mail server.
E-MailRelay is the most popular Windows alternative to MailerQ.
United States
Italy
EU
Sweden
