Postfix
Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
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.
Postfix Alternatives & Competitors
The best Postfix alternatives based on verified products, community votes, reviews and other factors.
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Open-Source Alternatives.
EU Alternatives.
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/exim-alternativesExim 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-alternativesSendmail 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 websiteThe #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder. .
Key MailReach.co features:
Deliverability Improving Email Warming Meaningful Warming Content Smart Warming Algorithm
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/qmail-alternativesqmail 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-alternativesMail-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-alternativesZimbra 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-alternativesKumoMTA 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-alternativesA 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-alternativesOpenSMTPD 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-alternativessSMTP 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-alternativesMailHog 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-alternativesMailerQ 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-alternativesAn 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-alternativesModernize your mail server.
Key Stalwart Labs features:
Innovative Technology Experienced Team Comprehensive Solutions
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