Does Discourse Need Incoming Mail?

[SealsRock12]

I’m thinking of replacing the mailjet server that I’m currently using with my own postfix SMTP server. I am wondering, does Discourse need any incoming mail service such as IMAP or POP3?

[tobiaseigen]

You do need incoming email to allow people to participate by email, but you can use direct delivery instead of setting up a pop/imap account somewhere:

Configure direct-delivery incoming email for self-hosted sites with Mail-Receiver

Discourse is all about enabling civilized discussion. While plenty of people like a web interface, e-mail is still the “hub” of many people’s online lives. That’s why sending e-mail is so important, and when you’re sending e-mail, you really want to be able to receive it, too. There are several reasons why: If e-mails “bounce” (they can’t be delivered for some reason), you need to know about that. Repeatedly sending e-mails that bounce will get your e-mails flagged as spam. Receiving e-ma…

[SealsRock12]

So do I do this with my Postfix or is this an alternative?

[tobiaseigen]

You can read that topic and learn all about it.