Microsoft Exchange alternatives

Microsoft Exchange is a proprietary mail server software developed by Microsoft. It facilitates electronic mail, calendaring, and contact management, and is available as a cloud-based service or for on-premises deployment. The system offers features designed to enhance user organization and improve communication workflows.

Alternatives

• Google Workspace
• mailcow: dockerized
• Kolab
• Kopano
• Infomaniak kSuite
• Zentyal
• SOGo
• grommunio
• Zimbra Collaboration Suite
• hMail Server
• OX App Suite
• Axigen
• Kolab Now
• SmarterMail Mail Server
• LimitPixel
• Citadel
• MDaemon Messaging Server
• iRedMail
• Blue-Mind
• Zarafa
• OpenChange
• CrossBox
• EGroupware
• Poste.io
• Atmail Email Server
• Sendmail
• OBM
• MailEnable
• Mercury Mail Transport System
• Sanwhole Exchange
• Expanding Communication
• iMail
• atmail
• Xeams
• HyperOffice Email Service
• MailShogun
• Alinto
• DeskNow
• Workmailify
• EmailSuccess
• Netrepid Hosted Exchange Services
• Hubflo
• Mailsite
• Emails
• LeaderSend