This ''Core'' release introduced specific artwork that defined it. This is a trend that has continued in later Fedora versions.
''Fedora Core 5Marinho'' was released on March 20, 2006, with the codename ''Bordeaux'', and introduced the Fedora Bubbles artwork.<ref name="FC5Rel">{{cite news|url=http://www.redhat.com/archives/fedora-announce-list/2006-March/msg00027.html|title=Announcing the release of Fedora Core 5|date=March 20, 2006|access-date=October 18, 2007 }}</ref> It was the first Fedora release to include [[Mono (software)|Mono]] and tools built with it such as [[Beagle (software)|Beagle]], [[F-Spot]] and [[Tomboy (software)|Tomboy]].<ref name="FC5Rel"/> It also introduced new package management tools such as pup and pirut (''see [[Yellowdog Updater, Modified]]''). It also was the first Fedora release not to include the long deprecated (but kept for compatibility) [[LinuxThreads]], replaced by the [[Native POSIX Thread Library]].<ref>{{cite web|url=http://docs.fedoraproject.org/release-notes/fc5/release-notes-ISO/#id3083554|title=Fedora Core 5 Release Notes|access-date=October 18, 2007|url-status=dead|archive-url=https://web.archive.org/web/20071011081054/http://docs.fedoraproject.org/release-notes/fc5/release-notes-ISO/#id3083554|archive-date=October 11, 2007|df=mdy-all }}</ref>
