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
OpenTalk at Siedl Community Summit 2026
On May 27, 2026, the Siedl Community Summit (SiCom) will return for its next edition, once again bringing together IT professionals, open-source enthusiasts, and decision-makers from the business and public sectors in Krems an der Donau.
OpenTalk at SLAC 2026: Open source and digital sovereignty in practice
SLAC is the specialist conference for Linux administrators, IT security experts and open-source enthusiasts.
OpenTalk 25.4.7: Security, stability and Outlook add-in
The latest update, OpenTalk 25.4.7, further optimises key components of the platform to enhance security, stability and user-friendliness.
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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