CentralNotice Red Hat Enterprise Linux From Wikipedia, the free encyclopedia Jump to: navigation , search Not to be confused with Fedora Linux or Red Hat Linux . Red Hat Enterprise Linux Red Hat Enterprise Linux 6's default GNOME 2 desktop Company / developer Red Hat , Inc. OS family Unix-like Working state Current Source model Free and open source software (with exceptions) [ 1 ] Initial release February 22, 2000 ; 13 years ago ( 2000-02-22 ) [ 2 ] Latest stable release 6.5, 5.10 / November 21, 2013 ; 43 days ago ( 2013-11-21 ) , September 30, 2013 ; 3 months ago ( 2013-09-30 ) Marketing target Commercial market (including for mainframes , servers , supercomputers ) Available language (s) Multilingual Update method Yum / PackageKit Package manager RPM Supported platforms x86 , x86-64 ; Power Architecture ; S/390 ; z/A...