It’s not a default but I just changed it to tabbed view in the settings, picked Sifr icons in the settings, and installed adw-gtk3 theme on GNOME which makes gtk3 apps blend more with the default libadwaita GNOME theme.

Idk, LibreOffice UI seems pretty decent for me.

Better tools for graphic design. Maybe a port of the Affinity suite or a big push towards GIMP, Inkscape, and Scribus development. GIMP… I feel like people dreamed for more than a decade for essential photo editor functionalities like CMYK support and non-destructive editing. At least the first one is coming in the next version(partially).