Which distribution is related to Red Hat?

The distribution related to Red Hat is Fedora. Fedora is a community-driven, open-source Linux distribution that is sponsored by Red Hat. It serves as a testing ground for new technologies and features that eventually make their way into Red Hat Enterprise Linux (RHEL), which is a commercially supported and enterprise-focused distribution. Fedora shares many similarities with RHEL in terms of package management (using the RPM package format) and system administration tools. Both Fedora and RHEL are part of the same ecosystem and share a common ancestry, with Fedora serving as a more cutting-edge and community-oriented distribution, while RHEL provides long-term support and stability for enterprise environments.