The Best 18 EmailSuccess Alternatives
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27 Like
Zimbra Collaboration Suite
Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more.
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19 Like
hMail Server
hMailServer is a free e-mail server for Microsoft Windows. Its used by Internet service providers, companies, governments, schools and enthusiasts in all parts of the world.
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15 Like
Microsoft Exchange Server
Microsoft Exchange Server is a messaging and collaborative software product developed by Microsoft. It is part of the Microsoft Servers line of server products and is widely used by enterprises using Microsoft infrastructure solutions.
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7 Like
Atmail Email Server
Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.
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7 Like
Courier-MTA
The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols, such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP.
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2 Like
AtMail Open
AtMail is an open source webmail client written in PHP. We aim to provide a elegant Ajax webmail client for existing IMAP mailservers, with less bloat and a focus on an...
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2 Like
SmarterMail Mail Server
SmarterMail delivers Exchange-level email server software features for a fraction of the cost. With lower hardware requirements, superior stability and reduced...
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0 Like
ArgoSoft Mail Server
Powerful and simple SMTP/POP3/Finger server, with built in Web interface for accessing mail via Web browser. Supports security features, such as SMTP authentication. Has...