Citadel is an email and groupware server with SMTP, IMAP, POP3, calendars, contacts, web access, mailing lists and collaboration tools.
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Tag: webmail
Courier – integrated mail and groupware server
Courier is an integrated mail server providing ESMTP, IMAP, POP3, webmail, mailing lists, authentication and Maildir-based message storage.
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Zimbra – email and collaboration server
Zimbra is a collaboration server combining email, calendars, contacts, webmail and administration with open source components.
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