Microsoft 365 / Google Workspace → Nextcloud + Collabora
File storage, calendar, contacts and office documents – all on your own server.
- File sync
- Online Office
- Calendar & Contacts
- Video calls
Service Replace Microsoft 365 & Google
Break free from Big Tech dependency. We migrate your organization to open-source alternatives – without productivity loss, with full data control.
Why Switch?
Full Data Control
Your data stays on your servers – in Germany or the EU.
No License Fees
Open source means: no monthly per-user fees that keep increasing.
No Vendor Lock-in
Switch providers or self-host – your data belongs to you.
GDPR Compliant
No data transfer to the US, no unclear data processing agreements.
Open Source Alternatives
For every proprietary service, there's a powerful alternative.
Microsoft Teams / Slack → Matrix / Element
End-to-end encrypted communication for teams. Federated and self-hosted.
- Chat & Channels
- Video calls
- E2E encryption
- Bridges to other services
Outlook / Gmail → Mailcow / Stalwart
Professional email infrastructure under your control. GDPR-compliant from day one.
- Email server
- Spam filter
- Calendar sync
- ActiveSync
Calendly / Microsoft Bookings → Cal.com
Appointment scheduling without sharing data with US corporations. Integrates with your calendar.
- Booking
- Team calendars
- Integrations
- Custom branding
How Migration Works
1
Analysis
We analyze your current infrastructure and identify the best alternatives.
2
Test Environment
We set up a test environment so you can try the new tools.
3
Migration
Step-by-step transfer of your data – emails, files, calendars, contacts.
4
Training & Go-Live
We train your team and support the production launch.
Ready for Digital Independence?
Let's discuss how your organization can become independent from Microsoft and Google.