Latest News

04 August, 2015

Q4OS 2.0, development version

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10 July, 2015

Q4OS Live CD, stable

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Welcome to Q4OS

fast and powerful desktop operating system designed to offer classic style user interface, long-term stability and strong foundation for complex third party applications. We focus on security, reliability and conservative integration of verified new features. System is distinguished by speed and very low hardware requirements, runs great on brand new machines as well as legacy computers. It is also very applicable for virtualization and clouds.

The right desktop for your business

Get professional support for your business. We are ready to make any kind of system customization, including core level API programming as well as user interface modifications. Any form of commercial support ask at Buy optimized, preinstalled hardware in our e-shop.

We are currently seeking business partners to accelerate development in order to build the perfect operating system for professional use. If you would like to participate, fund or make an investment in Q4OS, please contact us at