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Handling lots of production email for hundreds of domains for the past 10 years on https://www.iredmail.org/
I've been using Postal Server for 2 years ( https://docs.postalserver.io/ ) sending around 50k emails / day without any issue.
Just make sure you set up everything (SPF, DKIM, DMARC) correctly, including the PTR reverse lookup of your server ( really important ).
Key tip: warm up your ip(s). I use mailreach.co ( it has a USD 25/m cost ), reached near 100% deliverability in a month.
I now have barely have any maintenance to do. It just works.
It's interesting how there is now
* Maddy: https://github.com/foxcpp/maddy
* Mox: https://github.com/mjl-/mox
* and Stalwart
which all see to aim for more or less the same niche. I wonder if we'll see two of those merge eventually.
It's interesting how there is now
* Maddy: https://github.com/foxcpp/maddy
* Mox: https://github.com/mjl-/mox
* and Stalwart
which all see to aim for more or less the same niche. I wonder if we'll see two of those merge eventually.
>Email aliases, mailing lists, subaddressing and catch-all addresses support.
Another feature that would be nice to have built-in is masked hide-my-email aliases for privacy like the cloaked email services from iCloud, FastMail, SimpleLogin, Cloudflare email routing, etc.[1]
For now, I use the typical aliases addresses in Dovecot but it doesn't hide the real email when replying. Also, creating new aliases in Dovecot-based email systems is very tedious and cumbersome because you have to go through the cPanel interface to create new aliases. (Some suggest using "catchall" to simplify manual creation of new aliases but that's not workable when spam robots constantly send to new random addresses in your domain.) The cPanel/Dovecot aliases also don't have metadata so you can add details on what the alias is for and when it was created.
[1] masked email services
https://support.apple.com/en-us/105078
https://www.fastmail.help/hc/en-us/articles/4406536368911-Ma...
https://simplelogin.io/
https://blog.cloudflare.com/introducing-email-routing
https://blame.email/ is a website that does this. I wrote a Lua checker for rspamd that bypasses the spam filter if the address is "signed". I also have a bookmarklet that generates a signed address and inserts it into the current text field.
Only Stalwart supports JMAP, which imo is the future of mail/calendar/contacts client-server communication.
https://jmap.io/