At this point in the game, it is hard to imagine Google moving on from Android, which dominates the mobile market in terms of overall market share. Yet Google has been working on a brand new operating system called Fuschia, the existence of which was first discovered in a codebase post on GitHub in August 2016. Now nearly a year and a half

Source: Hot Hardware – Google PixelBook Serving As Testbed For Revolutionary Fuchsia OS