With the Qt6.4 release last month and the ongoing porting of most KDE Frameworks and Applications to Qt6, it’s time to write a post about how to build KDE applications on Qt6. This guide is intended for developers who want to port their own applications build on KDE frameworks.

Qml manages to separate UI and backend logic, one can adjust c++ code without breaking UI, or develop different front end without implementing same logic twice. As plasma mobile developers, we can utilize the flexibility of Qml and Kirigami framework. Making apps that look equally beautiful on mobile and desktop platform. However, the high memory usage is its major drawback. On a device like pinephone which only has 2 Gigs of ram, low memory consumption is crucial.

the screenshot is at the end of this post