Postfix
Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
Postfix Alternatives & Competitors
The best Postfix alternatives based on verified products, community votes, reviews and other factors.
Some of the top features or benefits of Postfix are: Security, Performance, Compatibility, Reliability, Configuration, Community Support, and Lightweight. You can visit the info page to learn more.
We have listed more than 10 alternatives to Postfix. You can find them below. The top competitors are: Exim, Sendmail, and qmail. Apart from the top ones, people also compare Postfix with Zimbra, sSMTP, and msmtp. The latest product that identified Postfix as a competitor is KumoMTA. "10 Microsoft Exchange Server Alternatives" is the last article that we know that reviews or compares Postfix to other products.
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/exim-alternatives
Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Key Exim features:
Highly Configurable Flexible Routing Active Community Support Efficient Transport Mechanism
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/sendmail-alternatives
Sendmail is a general purpose internetwork email routing facility that supports many kinds of...
Key Sendmail features:
Established Reputation Highly Configurable Open Source Wide Compatibility
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Visit website
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/qmail-alternatives
qmail is the name of an advanced level of mail transfer agent for the UNIX based operating systems.
Key qmail features:
Security Performance Reliability Modular Design
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/mail-in-a-box-alternatives
Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.
Key Mail-in-a-box features:
Ease of Setup Full Control Cost-effective Open Source
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/zimbra-alternatives
Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.
Key Zimbra features:
Open Source Cost-Effective Scalability Feature-Rich
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/kumomta-alternatives
KumoMTA is the world's first Open-Source MTA designed from the ground-up for large-volume senders. Get a fast, flexible, supported solution.
Key KumoMTA features:
Performance Config As Code Policy Engine DKIM
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/iredmail-alternatives
A fully fledged, free email server solution, an open source project (GPL v2).
Key iRedMail features:
Open Source Comprehensive Features Easy Installation Excellent Documentation
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/opensmtpd-alternatives
OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with...
Key OpenSMTPD features:
Simplicity Security-focused Lightweight Integration with OpenBSD
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/ssmtp-alternatives
sSMTP is a simple MTA to deliver mail from a computer to a mail server.
Key sSMTP features:
Lightweight Easy Configuration Secure Email Sending Simplified Use Case
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/mailhog-alternatives
MailHog is an email testing tool inspired by MailCatcher, but easier to install.
Key MailHog features:
Easy Setup Web Interface SMTP Server Simulation Integration with Development Environments
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/mailerq-alternatives
MailerQ is a high performance Mail Transfer Agent (MTA) designed for delivering large volume email messages at very high speeds.
Key MailerQ features:
High Performance Flexible Configuration Scalability Real-time Monitoring
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/mailcatch-app-alternatives
An email sandbox to inspect and debug emails in dev, staging, and QA environments before sending them to recipients in production.
Key Mailcatch.app features:
Inboxes Workspaces HTML/RAW Preview Support System
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/stalwart-labs-alternatives
Modernize your mail server.
Key Stalwart Labs features:
Innovative Technology Experienced Team Comprehensive Solutions
