We believe that video conferencing should offer great features, high productivity and a personalized user experience. Where security is not optional but a fundamental requirement.
Welcome to OpenTalk.





News
Full control over video conferences: On-premises instead of cloud
The decision between cloud and on-premises has long since become a strategic issue—especially for organizations that value data protection, digital sovereignty, and full control over their IT.
We'll be back – OpenTalk at the Smart Country Convention 2025
From September 30 to October 2, 2025, the Berlin Exhibition Grounds will once again become the meeting place for everyone who wants to actively shape the digital future of the public sector.
OpenTalk Outlook Add-In: Video conferencing integration
OpenTalk has completely redesigned its Outlook add-in, focusing on future-proof technologies that enable seamless integration into existing IT infrastructures.
Digital Sovereignity
User Experience
Video conferencing has become a productivity tool just like other groupware.
A clear and vibrant visual design and a rich set of features make our solution stand out from the crowd. Ease of use is very important to us and browser support avoids any software installation hassles. Personalization options are key to make the UI meet your needs.
Productivity
OpenTalk was developed from scratch and optimised for usability, security and stability. A modern architecture ensures best scalability and support for many use case scenarios.
OpenTalk is based in Germany and fully GDPR-compliant.
Excellence
OpenTalk offers many unique communication and moderation features, and even a audit-compliant voting system.
OpenTalk provides all this out of the box, and can support scenarios with many users. Digital sovereignty and technology that works.
Available at mailbox.org
Currently, you can already use OpenTalk as an integrated offering with the email provider mailbox.org. In mid-2023, OpenTalk will launch its own SaaS offering with increased limits and enhanced functionality.
Our claim
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