The Best 18 Kopano Alternatives
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34 Like
Kolab Community
Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.
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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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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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14 Like
Microsoft Office 365
office 365 is a subscription-based software services that licenses microsoft office products for on-premise or cloud-based use. for consumers, the service allows the use of https://alternativein .
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14 Like
MDaemon Messaging Server
Low cost, easy to use Email Server software for virtual, on-premise, or hosted deployments for companies that want control of their email. Integrated web-mail with doc sharing, Drop Box integration, client and server side encryption.
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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
OpenChange
OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols.
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7 Like
Kerio Connect
Kerio Connect makes email, calendars, contacts and task management easy and affordable.
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3 Like
Mercury Mail Transport System
The Mercury Mail Transport System is a mail server that sends and receives messages on behalf of a group of users on a machine or local area network.
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