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Self-hosted Email Clients

A curated collection of the best self-hosted desktop, mobile, and web applications for reading and managing email, with multi-account support, search, and encryption..

Roundcube

Browser-based IMAP webmail with a full email client feel

  • Stars

    7,242

  • Last commit

    1 day ago

  • License

    GPL-3.0
PHP-based webmail client with MIME support, address book, folder management, threaded views, PGP encryption, and a plugin API for self-hosted email.

Open Source Alternative to:

Gmail

UnInbox

Transform team email into efficient collaborative workflows

  • Stars

    1,760

  • Last commit

    9 months ago

  • License

    AGPL-3.0
Streamline team communication with shared inboxes, unlimited email addresses, and customizable workflows. Perfect for modern businesses seeking organized email management.

Open Source Alternative to:

Gmail
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