Basic
- MAPI Groupware server
- Email- & Groupware-Clients
- ActiveSync-over-the-Air (z-push)
- IMAP, POP3, CalDAV, …
Professional
- Everything from Basic
- Kopano Files Extension
- “Microsoft Graph”-like RestAPI
- Support for High Availability
- Remote Support
Enterprise
- Everything from Professional
- Support for Cluster installations
- Support for Multi Tenancy
- includes 50 Archiver users