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.
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Implementing hybrid working effectively - technology, culture, processes
At first glance, implementing hybrid working models seems straightforward: staff work partly in the office and partly remotely, supported
OpenTalk at the Bechtle IT Expo 2026
The Bechtle IT Expo 2026 provides the ideal setting for discussing these issues together with experts from the worlds of business, public administration and politics.
Opentalk at GITEX Europe
The Heinlein Group will once again be represented at GITEX Europe 2026 this year through its companies OpenTalk and OpenCloud.
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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