I run an email based service and while I send most email on my own I have been using the following providers for fall-back (for inbox providers that have very strict policies). - https://serversmtp.com/ - https://aws.amazon.com/ses/ I prefer SES for a number of reasons: - The price is about the best you will get. - You can DKIM sign messages yourself if you want (although IIRC they remove the ability to verify... - Source: Hacker News / about 2 years ago

Https://serversmtp.com/ It is the only one I have used, it offers both SMTP and a REST API of which I have only used REST, at $COMPANY it was valued as "the cheapest working service to send thousands of email/month from a few email address (the usual noreply@xxx.yy)". - Source: Hacker News / over 2 years ago

Https://nabble.com/ Lots of open source project use it as web ui for mailing list. - Source: Hacker News / almost 3 years ago

Hello. I have typically browsed the Qgis mailing lists using nabble.com but on the developer list there hasn't been a post n 9 days. Source: almost 3 years ago

I was thinking about creating a forum just for the fun of it, and was wondering if nabble.com is a trustworthy site to make it with. It is free and I can find VERY few references to it across the internet... Is it safe, or does it come with viruses/data collection, etc? Has anyone used it themselves? Source: about 3 years ago