Latest News

08 July, 2023

Q4OS 5.2 Aquarius

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03 May, 2023

Q4OS 4.12 Gemini

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Get professional support for your business. The team behind Q4OS is ready to provide any kind of system customization, including core level API programming as well as user interface modifications. For any form of commercial support ask at

About us

Q4OS has originated in 2014 as an international project, the main development efforts have settled in Prague in the recent past. The development center is now located in Prague, Czech Republic.