WikiSuite™ is especially suited to knowledge-centric organizations and offers most (80%+) of the data and information management features all organizations need.
Cost / License
- Free
- Open Source
Platforms
- Linux
- Self-Hosted
MailShogun is described as 'Plugin that creates domain emails easily. You can pick between your professional and regular e-mail address when sending or receiving from your regular g-mail account. One of the cheapest mail forwarding services you can find on the web' and is an website. There are more than 25 alternatives to MailShogun, not only websites but also apps for a variety of platforms, including Windows, Linux, Self-Hosted and Android apps. The best MailShogun alternative is Google Workspace. It's not free, so if you're looking for a free alternative, you could try Nextcloud Hub or Mailo. Other great sites and apps similar to MailShogun are Kolab, Microsoft SharePoint, Zimbra Collaboration Suite and Kopano.
WikiSuite™ is especially suited to knowledge-centric organizations and offers most (80%+) of the data and information management features all organizations need.
OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols.
Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.




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.




Kerio Connect makes email, calendars, contacts and task management easy and affordable. With Kerio Connect, you have immediate, secure access to your communications anytime, anywhere, on any device - without complexity or expensive overhead.

IceWarp integrates all communication & collaboration features in one unified solution. Available in cloud or for on-premises deployment, IceWarp is a great tool to share and exchange all information and ideas online, offline or via mobile devices.

Linchpin is an efficient social intranet platform that focuses on effective collaboration and reduces complexity by means of user-specific customization.




All the services you require for your website needs in one place. Domain Names, SSL, Hosting, Email, Website Builders etc.



Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.



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. Messages from the outside world are received by Mercury and delivered to the users, who can access it at any later point.
Turnkey Solutions for the Enterprise Cloud
Installation, Configuration, and Management tools for enterprise email, collaboration, messaging, video conferencing, file sharing, and file transfers.

Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows server and database server required, unlimited mail accounts, storage, attachment size, custom logo. Free for commercial use.

