What Is Ubuntu? Ubuntu is a free desktop operating system . It’s based on Linux, a massive project that enables millions of people around the world to run machines powered by free and open software on all kinds of devices . Linux comes in many shapes and sizes, with Ubuntu being the most popular iteration on desktops and laptops. When I say “free,” I’m not just referring to cost. I’m also talking about freedom. Unlike most proprietary software (such as Windows and macOS), free and open source software lets you edit its code, install as many copies as you want, and distribute the program as you please. You don’t pay for a license to use it. So Ubuntu is not only free for you to download, it’s free for you to use however you like . Audience Ubuntu Linux has been ar...