Roundcube
Web-based IMAP email client
- Open Source
Roundcube Alternatives
The best Roundcube alternatives based on verified products, community votes, reviews and other factors.
Latest update:
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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.
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/iredmail-alternatives
A fully fledged, free email server solution, an open source project (GPL v2).
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Visit website
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.
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/mailcow-alternatives
An open source mailserver suite.
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/rainloop-alternatives
RainLoop is a web based email client.
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/horde-alternatives
Horde Groupware is a free, enterprise ready, browser based collaboration suite.
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/sogo-alternatives
SOGo is groupware server with a focus on scalability and open standards.
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/postfix-alternatives
Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
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/gmail-alternatives
Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.
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/mailpile-alternatives
Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features.
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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.
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/microsoft-exchange-server-alternatives
Microsoft Exchange Server is a messaging and collaborative software product developed by Microsoft.
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/thunderbird-alternatives
Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
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/microsoft-outlook-alternatives
Organize your world. Outlook’s email and calendar tools help you communicate, stay on top of what matters, and get things done.