Fedora is a Linux-based operating system sponsored by RedHat Inc. and maintained by worldwide community known as Fedora Project . Fedora is the third most-used Linux operating system after Ubuntu and Linux Mint. Fedora is the most-used RPM-based Linux distro. Fedora Project comprises of people who love, share and build free software. Fedora is the base operating system for business standard RedHat Enterprise Linux (RHEL). Fedora community goal to empower others to pursue their vision of what a free operating system should be.