Skeb can crawl images that are set to public.
However, 90% of the images are watermarked.
The watermark, image resolution, compression rate and image format are controlled by parameters and matched by the hash value of the s parameter.
ttps://si.imgix.net/fffea283/uploads/origins/e9973ca0-d27a-4d3e-adc7-070eee056a48?bg=%23fff&auto=format&txtfont=bold&txtshad=70&txtclr=BFFFFFFF&txtalign=middle%2Ccenter&txtsize=150&txt=SAMPLE&fm=webp&w=800&s=19f6345f2c1114e03a6b3ecd46c11087
https://github.com/mikf/gallery-dl/issues/1031So, take this hash value mystery into your own hands. I'm sure they'll consider supporting you.