Ask HN: Best alternative to Gmail?
FastMail. It's one of the few third party hosts to support push email on iOS with the native Mail app (it's a custom protocol based on APNS), since Mail doesn't implement IMAP IDLE [1].<p>They are also the main sponsors behind the JMAP protocol [2] and some open source projects such as the Cyrus IMAP server.<p>[1]: <a href="https://fastmail.blog/2016/12/21/what-we-talk-about-when-we-talk-about-push/#iosmail" rel="nofollow">https://fastmail.blog/2016/12/21/what-we-talk-about-when-we-...</a>
[2]: <a href="https://jmap.io" rel="nofollow">https://jmap.io</a>