SecuraNET Mail Server is described as '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 operating system' and is an app in the Network & Admin category. There are more than 10 alternatives to SecuraNET Mail Server for a variety of platforms, including Windows, Linux, Online / Web-based, Mac and BSD. The best alternative is hMail Server, which is both free and Open Source. Other great apps like SecuraNET Mail Server are Microsoft Exchange Server (Paid), MDaemon Messaging Server (Paid), Citadel (Free, Open Source) and Axigen (Paid).
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.
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.
Axigen provides a multi-tenant, fully integrated, multi-platform, all-in-one email, calendaring and collaboration messaging solution. It grants extensive branding options and is localized in over 29 languages (including right-to-left writing mode).
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.
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.