Idk it its recent but the photogimp dot com link is rouge and directs you to spam.
I believe this is the real one
https://github.com/Diolinux/PhotoGIMP
Photogimp dot com is either compromised or a fake entirely. The download button send u to random spam sites
The plugin in question can be had at github
https://github.com/Diolinux/PhotoGIMP
It seems normal for me on pc too but not on mobile. Also noticed this