Linux on Mobile was pretty much that. The movement kinda died when Nokia died, but has been seeing a lot of activity again the last couple of years. It's mostly

Linux on Mobile was pretty much that. The movement kinda died when Nokia died, but has been seeing a lot of activity again the last couple of years. It's mostly community-maintained projects like postmarketOS. I find a few things are missing for such an OS to be a daily driver, but there's definitely hope, and there's definitely a place where anyone interested can contribute.