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 the Siedl Community Summit 2025
On June 11, 2025, the first Siedl Community Summit (SiCom) in Krems an der Donau will bring together IT professionals, open source enthusiasts, and decision-makers from the industry.
Open source as a growth engine for Berlin's digital future
The results of a representative survey conducted by the Berlin Chamber of Commerce and Industry (IHK Berlin) are clear: open source software (OSS) is no longer a niche topic, but a decisive economic factor for Berlin as a digital location.
OpenTalk Update: Improved security & user-friendliness
Digital communication is constantly evolving—and so is OpenTalk. The update of our video conferencing solution to version 25.1.3 brings significant improvements.
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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