Hi @Kriptolix , there are a number of very interesting Python + GTK4 projects:
* https://github.com/soyersoyer/cameractrls Camera controls for Linux
* https://github.com/Jeffser/Alpaca Ollama client AI
* https://github.com/Q1CHENL/fig GIF editor
* https://github.com/bottlesdevs/Bottles Run Windows software/games Linux
* https://github.com/tchx84/Portfolio File manager Linux mobile
* https://github.com/ImaginerApp/Imaginer Imagine w. AI
* https://github.com/gaphor/gaphor Simple modeling tool

BTW, #OCRFeeder (still GTK3) looks for a new maintainer https://gitlab.gnome.org/GNOME/ocrfeeder