EGroupware Alternatives

Nextcloud

A safe home for all your data – Access & share your files, calendars, contacts, mail & more from any device, on your terms.

Features:

• Privacy focused
• Calendar integration
• Sync Contacts
• File-sync
• Self-hosted in intranet or private cloud
• Two factor authentication
• Cloud sync
• Ad-free
• Customizable
• On-premises software
• Security focused
• CalDAV
• End-to-End Encryption
• Integrated Email Client
• Integrated File Sharing
• Mobile friendly
• Multi-platform support
• Calendar Sync
• Support for ActivityPub
• Built-in RSS reader
• Collaborative Text Editor
• Custom applications
• Extensible by Plugins/Extensions
• Federated Cloud
• File sharing
• LDAP Services
• Openstack swift integration
• Secure File Sharing
• Sync notes
• Video calling
• Support for WebDAV
• Auto Updates
• Bookmark organization
• Built-in Download Manager
• Built-in Note Taker
• CardDAV
• Cloud Storage
• Sync Contacts
• Cross-platform
• Support for Docker
• Encryption is optional
• Extensibility
• Fast motion
• File management
• File Tagging
• Hostable
• In built video player
• Integration
• Keepass integration
• LDAP support
• LibreOffice Integration
• Local server
• Local Storage
• MarkDown support
• Modular extensions
• Music Player
• News aggregator
• Notetaking
• OCR
• One Time Passwords
• Onlyoffice integration
• Permission system
• Photo synchronization
• Privacy Protected
• Real time collaboration
• Real-Time Synchronization
• Security & Privacy
• Large File Transfer
• Shared calendars
• Social feed
• Storage control
• Sync across Devices
• Sync phone location
• Sync SMS
• Tablet support
• Task time tracking
• Team Collaboration
• Two-Step verification
• 2 way sync
• Unlimited private repos
• Unlimited storage
• Unlimited users
• Video calling

Outlook.com

Outlook.com, part of Office Online (not to be confused with Microsoft Office Outlook ), is a...

Features:

• Support for IMAP
• Support for Aliases
• File-organization
• POP3 Support
• Skype integration

Kolab Community

Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.

Features:

• CalDAV
• CardDAV
• Real time collaboration
• Support for WebDAV

SOGo

SOGo is groupware server with a focus on scalability and open standards. SOGo provides a rich AJAX-based Web interface and supports multiple native clients through...

Features:

• CalDAV
• CardDAV
• Support for Multiple Users
• Scheduling

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...

Features:

• Active Directory integration
• ActiveSync
• Email Server
• Real time collaboration
• Team Collaboration

Kopano

Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface. Kopano helps you work smarter with people within and outside...

Features:

• CalDAV
• File sharing
• Email Server
• Mobile Device Management
• On-premises software
• POP3 Support
• Real time collaboration
• Shared calendars

Horde

Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks and notes with the standards...

Microsoft Exchange Server

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

Features:

• Email Server
• Real time collaboration

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...