mailbox is not available as a self-hosted solution but there are a few alternatives for power users and business that want to host a solution on-premise. The best Self-Hosted alternative is Mailpile, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to mailbox and four of them are available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting Self-Hosted alternatives to mailbox are Zero Email, Forward Email and LuxSci.
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 all code related to the project is and will be released under an OSI approved Free Software license.
Zero is an open-source AI email solution that gives users the power to self-host their own email app while also integrating external services like Gmail and other email providers. Our goal is to modernize and improve emails through AI agents to truly modernize emails.
Forward Email is the best email service, encrypted email service, and fastest email service. It supports unlimited domains and aliases for no extra cost. It uses quantum safe ChaCha20-Poly1305 encryption and offers SMTP, IMAP, POP3, email webhooks, email regular expressions...
Providing HIPAA-compliant email, secure email & web services since 1999. Secure communications via email, text, chat, video, and web.
United States
