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Website | kopano.com |
Pricing URL | Official Kopano Pricing |
Details $ | - |
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Website | dovecot.org |
Pricing URL | - |
Details $ |
Zimbra - Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.
Postfix - Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
Kolab Community - Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.
iRedMail - A fully fledged, free email server solution, an open source project (GPL v2).
SOGo - SOGo is groupware server with a focus on scalability and open standards.
Roundcube - Web-based IMAP email client