Alternatives to ProtonMail for Self-hosting with any license

  • Mailpile

    Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and...

    Free Open Source Mac Windows Linux Web Self-Hosted ... OpenPGP

    Mailpile icon
    • Mailpile is fantastic, but it's not really a Protonmail alternative. Protonmail is a webmail service; Mailpile is an email client, not a service. But it is good and open source... just it serves a different purpose, really. JohnFastmanDec 2016 • 12 agrees and 1 disagrees Disagree   Agree
    • Mailpile is a client, protonmail is a service. It's like, say, Google Chrome vs Google Search Guest • 7 days ago Disagree   Agree
  • LuxSci

    Providing HIPAA-compliant email, secure email & web services since 1999. Secure communications via email, text, chat, video, and web.

    Freemium Mac OS X Windows Web Self-Hosted

    LuxSci icon

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