Citadel

Collaboration Groupware Calendar Chat Client Server

Is a collaboration suite (messaging and groupware). It is designed to run on open source operating systems such as Linux or BSD. In order to modernize the Citadel platform for the Internet, the Citadel/UX...

Открытое ПO Linux Онлайн Сервис

Microsoft Exchange Server 27 альтернатив

  • Collaborative
  • Mail Server
  • Messaging 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 …

Платно
Windows
Онлайн Сервис

hMail Server 11 альтернатив

  • Imap
  • Pop3
  • Mail Server
  • Smtp
  • Smtp 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. It supports the common …

Открытое ПO
Windows

Zimbra Collaboration Suite 20 альтернатив

  • Collaboration
  • Groupware
  • Calendar
  • Server
  • Mail Server

Zimbra Collaboration Suite is an enterprise-class open source email, calendar and collaboration server. With the most innovative web application available today, Zimbra boosts the productivity of users on any...

Открытое ПO
Linux
Онлайн Сервис

MDaemon Messaging Server 11 альтернатив

  • Mail Server
  • Messaging Server
  • Imap Support
  • Outlook Integration
  • Blackberry Sync

MDaemon Messaging Server software for Windows supports IMAP, SMTP, and POP3 protocols and delivers solid performance from its feature-rich and user-friendly design. It has been used by businesses in over …

Платно
Windows

Zarafa 7 альтернатив

  • Collaboration
  • Groupware
  • Calendar
  • Server
  • Mail Server

Open Source Collaboration, providing integration with your existing Linux mailserver, native mobile phone support, Outlook "Look & Feel" webaccess and stable Outlook sharing (100% MAPI).

Открытое ПO
Linux
macOS
Windows
Онлайн Сервис

Atmail Email Server 37 альтернатив

  • Email Client
  • File Sharing
  • File Synchronization
  • Webmail Service
  • Mail Server

Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows. Features: Webmail Calendar Addressbook IMAP, POP or Exchange WebSync ...

Платно
Linux
Онлайн Сервис

Expanding Communication 23 альтернативы

  • Groupware
  • Cloud Based
  • Email Client
  • Contacts
  • Jabber

Turnkey Solutions for the Enterprise Cloud Installation, Configuration, and Management tools for enterprise email, collaboration, messaging, video conferencing, file sharing, and file transfers.

Платно
Linux

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OX Open-Xchange 6 альтернатив

  • German
  • Collaboration
  • Groupware
  • Webdav Sync
  • Webdav

Open-Xchange Server 6 is the most advanced Linux based Groupware solution f. Open-Xchange Server 6 is superior in the following areas: • Open-Xchange Server 6 offers most comprehensive Groupware ...

Открытое ПO
Linux
Онлайн Сервис

Xeams - eXtended Email And Messaging Server 4 альтернативы

  • Spam
  • Mail Server
  • Spam Filter
  • Content Filter

Xeams is a secure & powerful mail server for Windows, Linux, Solaris, MacOSX and other flavors or UNIX, which supports SMTP, POP3, and IMAP. It includes a powerful spam/junk filtering …

Бесплатно
BSD
Linux
macOS
Windows

SmarterMail Mail Server 5 альтернатив

  • Mail Server
  • Webmail Server

SmarterMail delivers Exchange-level email server software features for a fraction of the cost. With lower hardware requirements, superior stability and reduced maintenance costs, SmarterMail has significantly...

Условно-бесплатно
Windows

SecuraNET Mail Server 10 альтернатив

  • Mail Server
  • Communication
  • Virtual Office

SecuraNET, available in Express and Enterprise versions, is a communication server system designed as an out-of the box communications and collaboration system. It is based on our SecuraNET OS hardened...

Бесплатно
Linux
Self Hosted

Что в этом списке?

Этот список содержит 14 альтернатив приложению Citadel, для таких платформ как: Linux, Онлайн Сервис, Windows, macOS, BSD, Self Hosted и многих других. Список альтернатив можно фильтровать по типу лицензии, платформе и тегам. Поддерживается сортировка по количеству пользователей которые уже используют альтернативу, или дате добавления приложения.

Последнее обновление списка: 15 декабря 2014 г. 0:59

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