<Tr> <Th> License </Th> <Td> GPL v2 </Td> </Tr> <Tr> <Th> Website </Th> <Td> rpm-software-management.github.io </Td> </Tr> <P> DNF or Dandified YUM is the next - generation version of the Yellowdog Updater, Modified (yum), a package manager for . rpm - based distributions . DNF was introduced in Fedora 18, and it has been the default package manager for Fedora since version 22 . </P> <P> Perceived deficiencies of yum which DNF is intended to address include poor performance, high memory usage, and the slowness of its iterative dependency resolution . DNF uses libsolv, an external dependency resolver . </P>

What is the difference between yum and dnf
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