openSUSE is the successor to SUSE Linux Professional and it has a long history, like many other Linux distributions out there. “With more than 50,000 registered users, the openSUSE project is a SUSE-sponsored community initiative that promotes the use and development of Linux everywhere.” (Source)
There are many ways to write an ISO of a Linux distribution. But when it comes for Fedora, Fedora Media Writer is the official tool for writing, creating a Fedora ISO to a USB drive. The tool is so user-friendly, it doesn’t even need a tutorial.