Yes, arbitrary images, you just have to specify the image url. Here are the instructions, so you can see how it works: https://www.invisible-computers.com/invi

Yes, arbitrary images, you just have to specify the image url. Here are the instructions, so you can see how it works: https://www.invisible-computers.com/invisible-calendar/image-url-manual.html https://www.invisible-computers.com/invisible-calendar/image...