All source is available for RHEL -- hence the existence of nearly identical clones CentOS (http://www.centos.org http://www.centos.org) and Scientific Linux (ht

All source is available for RHEL -- hence the existence of nearly identical clones CentOS (http://www.centos.org http://www.centos.org) and Scientific Linux (https://www.scientificlinux.org/ https://www.scientificlinux.org/). The only differences for the clones being the removal of trademarked branding elements.