My skin demo site has moved around a few times over the past couple of years, but it's now unlikely to change again. Time to post the current link:
https://jefftucker.jalbum.net/skins/
This is the home for all of my skins, and includes sample albums, release notes, user's manuals, and a lookup table showing which skins include which features.
The skins (clickable links to the download pages):
