9 projects
mailcow: dockerized
mailcow is a full-featured mail server solution that combines multiple open source software components into a Docker-based email platform. It provides a modern web UI for administration and includes features like spam filtering, antivirus scanning, DKIM support, and ActiveSync compatibility.
4,580
934
$12M
Docker Mailserver
Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.
2,374
585
$501K
Mailu
Insular email distribution - mail server as Docker images
2,066
511
$631K
Mail-in-a-Box
Mail-in-a-Box is a self-hosted email server solution that helps users deploy and manage their own mail server. It automates the installation and configuration of email-related services on a fresh Ubuntu system, providing a complete mail server with spam filtering, webmail, calendar, and contacts functionality.
1,871
452
$467K
sabre/dav
sabre/dav is a WebDAV, CalDAV, and CardDAV server implementation written in PHP. It enables building WebDAV servers and provides functionality for calendar synchronization and address book access through standard protocols.
780
204
$117K
Zimbra
zm-mailbox for Zimbra Collaboration Suite, FOSS Edition
494
18
$36M
Dovecot
Dovecot mail server
359
88
$20M
SOGo
SOGo is an open-source groupware server that provides collaborative calendar, mail, and address book management. It offers a modern web interface and supports multiple protocols including CalDAV, CardDAV, and IMAP.
248
49
$6.8M
OpenSMTPD Portable
This is official OpenSMTPD Portable repository. Forks, pull requests and other contributions are welcome!