Daniel Lange: Getting AVIF thumbnails in XFCE4 thunar (Debian Trixie)

The AVIF image format gets more and more popular in the web dev community, so I needed to teach XFCE4's thunar (file manager) and Ristretto (image viewer) to thumbnail these. Luckily that is not too hard: Debian Trixie separates its gdk-pixbuf libraries slightly differently than previous versions. That's why it is not "automatically there". Ensure you have the libavif-gdk-pixbuf plugin and the tumbler service (which XFCE uses to process thumbnails): sudo apt –update install libavif-gdk-pixbuf tumbler Thunar has likely tried…

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