Based on our record, mailcow dockerized seems to be more popular. It has been mentiond 18 times since March 2021. We are tracking product recommendations and mentions on Reddit, HackerNews and some other platforms. They can help you identify which product is more popular and what people think of it.
I prefer Mailcow. Mail-in-a-box requires the machine to be running a specific version of Ubuntu. Mailcow runs under Docker https://mailcow.email/. - Source: Hacker News / about 14 hours ago
Oh sorry it's not self-hosted, it's a SaaS email service, not a software offering. I haven't run my own mail service in years, but I hear good things about mailcow and mail-in-a-box if you're brave enough to take it on. - Source: Reddit / about 1 month ago
I would suggest Mailu or Mailcow the are more advanced then Luke's Mail script. - Source: Reddit / about 2 months ago
For the activist/whistleblower threat model I'd recommend Disroot because they're located outside of Five Eyes and have a good history. You can also self host with Mailcow which I'd also recommend this route when you do not trust third party service. - Source: Reddit / 3 months ago
Want to mention mailcow as well, was pretty straight forward to setup with docker and their documentation. - Source: Reddit / 3 months ago
Zimbra - 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.
Roundcube - Web-based IMAP email client
Microsoft Exchange Server - Microsoft Exchange Server is a messaging and collaborative software product developed by Microsoft.
Mail-in-a-box - 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.
Thunderbird - Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
Modoboa - Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface.