Everything you need to communicate and collaborate online, in a privacy respecting package. 100% Open Source Software that you can run on your own infrastructure.

Email

• Kolab webclient
• Secure communication: End-to end encryption with PGP, 2FA, DKIM/DMARC & Spam protection
• Advanced search-functions: Full text search, filtering
• User aliases/ identities (signatures)
• Distribution lists

Calendar & Tasks

• Shared calendars: Displaying of several calendars at the same time, colour coding
• Event planning: Recurring events, iTip invitation handling, time zone support
• To-do lists & Assignment of tasks

Collaboration

• Shared email folders, calendars, tasks lists with granular access control
• Kolab Meet: Videoconferencing
• Collabora: Collaborative editing of documents

Mobile device synchronization & 3^rd party clients:

• Active Sync, IMAP, SMTP, CalDAV, CardDAV: Synchronize E-Mails, Calendar/Tasks
• Use third Party clients: Thunderbird, Outlook, eM-Client, Apple-Mail/Calendar for Offline-Modus

Data protection & Security

• GDPR, HIPPA & PCI compliant
• On-premise solution
• Data backup