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'. There are seven alternatives to MailerQ for a variety of platforms, including Linux, Mac, Self-Hosted solutions, Java and Windows. The best alternative is Postfix, which is both free and Open Source. Other great apps like MailerQ are Exim (Free, Open Source), Sendmail (Free, Open Source), PowerMTA (Paid) and EmailSuccess (Paid).
- 7 alternatives
- Email gateway application (SMTP server) that makes it easy for senders to adopt the latest authentication specifications ( SPF and DKIM) to comply with changing ISP policies for accountable outbound email delivery. No over hype. It just delivers. View 21 alternatives to PowerMTA
- Paid • Proprietary
- 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. View 14 alternatives to NikaMail
- Free • Open Source