Modoboa
Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface.
Some of the top features or benefits of Modoboa are: Open Source, Integration, User-Friendly Interface, Mail Security, and Scalability. You can visit the info page to learn more.
Best Modoboa Alternatives & Competitors in 2025
The best Modoboa alternatives based on verified products, community votes, reviews and other factors.
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12
Open-Source Alternatives.
Latest update:
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An open source mailserver suite.
Key mailcow features:
Comprehensive Feature Set Open Source Docker-based Deployment Active Community and Support
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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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The #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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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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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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Mailu is a simple yet full-featured mail server as a set of Docker images.
Key Mailu features:
Open Source Lightweight Modularity Docker-based Deployment
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Web-based IMAP email client.
Key Roundcube features:
Open Source User-Friendly Interface Extensibility Security
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Postfix Admin is a web based interface used to manage mailboxes, virtual domains and aliases.
Key Postfix Admin features:
User-Friendly Interface Virtual Domain Management Feature Rich Open Source
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Self hosted modern mail server.
Key WildDuck features:
Open Source Modern Protocol Support Scalability Multi-domain Support
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Open-Xchange Server 6 is the most advanced Linux based Groupware solution f.
Key OX Open-Xchange features:
Open Source Integrated Suite Scalability Flexibility
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Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
Key Postfix features:
Security Performance Compatibility Reliability
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Full featured email server built in docker with free plan.
Key Poste.io features:
User-Friendly Interface Comprehensive Features Quick Setup Open Source
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Simple, easy and secure mail server with a convenient and simple interface.
Key Emails features:
Cost-Effective Instant Delivery Wider Reach Easy to Document
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Axigen is an integrated email, calendaring & collaboration platform, built on a Linux mail server technology.
Key Axigen features:
Integration Capabilities Security Features Cross-Platform Support User-Friendly Interface
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