Kerio Connect is described as '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' and is a Mail Server in the office & productivity category. There are more than 10 alternatives to Kerio Connect for a variety of platforms, including Web-based, Windows, Linux, Self-Hosted and Mac apps. The best Kerio Connect alternative is Nextcloud Hub, which is both free and Open Source. Other great apps like Kerio Connect are Kopano, Axigen, grommunio and Kolab Now.
Nextcloud is the most deployed on-premises file share and collaboration platform. Access & collaborate across your devices. As fully on-premises solution, Nextcloud Hub provides the benefits of online collaboration without the compliance and security risks.
Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface.
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).
grommunio (formerly known as grammm) efficiently combines all requirements of modern, digital communication and collaboration.
Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day online comms easier, smarter and most importantly; secure.
Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.
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.
OBM is a free messaging and collaboration platform useful for just a couple to many thousands of users with strong support for mobile devices.
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.
Sanwhole Exchange is a server running iMail, iPress and iStore services. iMail is an enterprise-class email server does Microsoft Exchange and Gmail work. iPress sets blog, forums and tickets in one. iStore is an online store.
Hosted Exchange solutions from Netrepid - the best hosted exchange provider. Accelerate your technology at on demand speed.
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