GIMP is a special case. GIMP is being getting outdeveloped by Krita these days. E.g.:
https://gitlab.gnome.org/GNOME/gimp/-/issues/9284
Or compare with:
https://www.phoronix.com/news/Krita-2024-GPUs-AI
GIMP had its share of self inflicted wounds starting with a toxic mailing list that drove away people from professional VFX and surrounding FilmGimp/CinePaint. When the GIMP people subsequently took over the GEGL development from Rhythm & Hues, it took literally 15 years until it barely worked.
Now we are past the era of simple GPU processing into diffusion models/“generative AI” and GIMP is barely keeping up with simple GPU processing (like resizing, see above).
Three side remarks about China, which can be a peculiar example to compare to for Russia, maybe even any other country: