I found very FAST folder-based photo viewer: https://github.com/bpatrik/pigallery2 https://github.com/bpatrik/pigallery2 The word "fast" is the first word in

I found very FAST folder-based photo viewer: https://github.com/bpatrik/pigallery2 https://github.com/bpatrik/pigallery2 The word "fast" is the first word in their description. I'm using it for about 2 years now, hosted on my Synology