I'm taking a break from porting FotoSketcher to other platforms and I'm currently experimenting on a new algorithm for the upcoming 3.50 version for Windows.
Here is an example of the new painting effect that will be added (click on image to view in full size):
source image: https://www.freeimages.com/photo/new-york-2-2-1207696
Disclaimer: this is a work in progress and the released effect might look different.
I'll keep you posted when a beta version is ready for you to play!