Q4OS is a Debian-based desktop Linux distribution designed to offer classic-style user interface (Trinity) and simple accessories, and to serve stable APIs for complex third-party applications, such as Google Chrome, VirtualBox and development tools. The system is also very useful for virtual cloud environments due to its very low hardware requirements.
Quick facts
What is the latest version of Q4OS?
The latest tracked version of Q4OS is 6.1, released September 14, 2025.
How many Q4OS releases does OS.watch track?
OS.watch tracks 11 Q4OS releases, the earliest from 2022.