flobotde/js-wpclock
js-wpclock can be used to display a clock as background image for a HTML website. It uses the images that can be unzipped from wallpaperclock (.wcz) files which can be downloaded for free from http://www.vladstudio.com/wallpaperclock or designed by yourself (http://www.vladstudio.com/wallpaperclock_create/). Wallpaper clock images can include information like current time, date, weekday, zodiac sign and moonphase, depending on availability in wcz file.