As noted on the page, but this idea (at least in the python world) started with such a "Wall of shame" for libraries that hadn't updated to Python 3 support. I'

As noted on the page, but this idea (at least in the python world) started with such a "Wall of shame" for libraries that hadn't updated to Python 3 support. I'm not sure how much progress was directly attributable to that site, but it was fairly widely referenced.