Based on our record, Modoboa should be more popular than OpenSMTPD. It has been mentiond 6 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Setting it up from scratch is extremely annoying but there are foss solutions which manages everything mentioned and more, you only need to install & add the specified DNS records. Modoboa does a great job at this: https://modoboa.org/en/ > Also apparently there's no real way to migrate between email servers either This seems false (unless I'm misunderstanding), you can just setup a second mailserver, change DNS... - Source: Hacker News / 11 months ago
I did ask over the Form on their website. Source: about 1 year ago
Or an open source mail server like https://modoboa.org/en/. Source: about 1 year ago
For receiving email, I use Modoboa, but I am planning on moving the backend to Docker Mailserver. I usually reply with a Gmail address though. Until I get the email server configured to send emails through something like Sendgrid. Source: over 1 year ago
Modoboa? https://modoboa.org/en/ I was skeptical about running a mailserver but a friend set up a few mailboxes with Modoboa and so far it's going better than expected. (Mostly we just needed a mail relay.). - Source: Hacker News / over 1 year ago
I've had something of the same experience with Postfix, u/0x29aNull. Check out OpenSMTPD. It is lightweight and standards compliant. I know that there are packages for Debian and Alpine Linux. There may also be ones for Fedora/RHEL derivatives. I use it in my environment on OpenBSD. Source: about 1 year ago
When I installed Rspamd with on OpenBSD / OpenSMTPD the other day, DKIMProxy out (dkimproxy_out daemon), which had been got via OpenBSD Ports package system, was used to add DKIM signatures to mails in order to improve security on emails. - Source: dev.to / almost 3 years ago
mailcow - An open source mailserver suite.
Postfix - Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
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.
sSMTP - sSMTP is a simple MTA to deliver mail from a computer to a mail server.
iRedMail - A fully fledged, free email server solution, an open source project (GPL v2).
Exim - Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.