Alternatives to HyperOffice Email Service for all platforms with any license

G Suite

G Suite (formerly Google Apps for Work) is Google's encompassing selection of cloud apps for business, including customizable products under custom domain names. It...

Commercial Mac Windows Linux Web Chrome OS
Google Sheets integration Cloud Storage Mobile Device Management Online collaboration ... Team Collaboration Add a feature

126 Like
iRedMail

A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64...

Freemium Open Source Linux BSD Self-Hosted
Email Server Add a feature

20 Like
Zimbra Collaboration Suite

Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative web application available today, Zimbra...

Freemium Open Source Linux Web Self-Hosted
Active Directory integration ActiveSync Email Server Real time collaboration ... Team Collaboration Add a feature

28 Like
Microsoft Exchange Server

Intelligent inbox and calendar software that's a part of the Microsoft Office Suite.

Commercial Windows Web
Email Server Real time collaboration Add a feature

16 Like
iMail

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...

Commercial Windows Self-Hosted
Email Server Add a feature

3 Like
Axigen

Axigen provides a multi-tenant, fully integrated, multi-platform, all-in-one email, calendaring and collaboration messaging solution. It grants extensive branding...

Commercial Mac Windows Linux BSD Self-Hosted ... Microsoft Office Outlook Software as a Service (SaaS)
Clustering Group collaboration Clustering Support Customizable ... Customizable branding Email Archiving Flexible customizations Shared calendars Api API Integration CalDAV CardDAV Delegated Administration Support for Docker Email Server Multiple languages Real time collaboration Shared folders White-labeled Add a feature

11 Like
OpenChange

OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols. Exchange is a groupware server designed to work...

Free Open Source Linux
Exchange Email Server Add a feature

8 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. Messages from the...

Free Personal Windows
Sync Contacts Custom templates Digital advertising ecosystem Document structure management ... Financial planner Email Server Add a feature

4 Like
Know any more alternatives to HyperOffice Email Service?
Suggest an application to this list
Sanwhole Exchange

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...

Commercial $ $ $ Windows
Email Server Add a feature

1 Like
atmail

Atmail allows you to choose between on-premises or cloud deployment. Features include email, contact, calendar, task, storage, synchronisation and provisioning. ...

Commercial Mac Windows Linux Android iPhone ... Android Tablet iPad
On-premises software Software as a Service Add a feature

1 Like