CloudReady was built on the open-source Chromium OS base. It allowed users to breathe new life into older PCs and run Chrome OS. Two years back, Google acquired Neverware, a New York-based company that was developing CloudReady. Chrome OS Flex on a Windows Laptop: First Impressions.Remove Chrome OS Flex and Reinstall Windows on PCs.Install Chrome OS Flex on a Windows Laptop or MacBook.