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... 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. JohnFastman • Dec 2016 • 13 agrees and 1 disagrees Disagree Agree Mailpile is a client, protonmail is a service. It's like, say, Google Chrome vs Google Search Guest • Jul 2018 • 1 agrees and 0 disagrees Disagree Agree Free Open Source Mac Windows Linux Web Self-Hosted ... OpenPGP POP3 Support Add a feature 101 Like
NeutronMail Self-hosted server for the ProtonMail client. Free Open Source Web Self-Hosted End-to-end encryption Add a feature 7 Like
servermx Servermx is a fast, flexible, and reliable email platform designed for both businesses and individuals. It includes calendar and contact tools that sync to every device.... Commercial $ $ $ Windows Linux Web Android iPhone ... Chrome OS Android Tablet Self-Hosted Apple Watch ActiveSync CalDAV CardDAV Dropbox integration ... Sync with Dropbox Encrypted email Multiple languages POP3 Support Privacy focused Add a feature 1 Like
LuxSci Providing HIPAA-compliant email, secure email & web services since 1999. Secure communications via email, text, chat, video, and web. Freemium Mac Windows Web Self-Hosted Encrypted email Add a feature 0 Like
