napari is a fast, interactive, multi-dimensional image viewer for Python. It's designed for browsing, annotating, and analyzing large multi-dimensional images. It's built on top of Qt (for the GUI), ...

You can use this to either view quickly the contents of a ics file, or a ics feed online, or to make a public ics feed or local file viewable trough an url. I can't believe this doesn't exists... I ...