Already exists. There are fossil hosting sites, which is probably what you are talking about. I don't use one but here is an example. https://chiselapp.com/ ht

Already exists. There are fossil hosting sites, which is probably what you are talking about. I don't use one but here is an example. https://chiselapp.com/ https://chiselapp.com/ But fossil itself can already serve many projects acting like a self contained fossil hub.