The Source code of Warewulf is maintained on gitHub as open source software here:
Instructions for how to install can be found in our documentation pages.
Warewulf is also available via supported binary RPMs from CIQ which are released publicly as a freely available for non-production environments, and CIQ requests that if you wish to use these binaries, to please reach out to them for escalation support. The repository can be found here:
note: CIQ has funded and provided the development of Warewulf. Engaging with them ensures the continued success of the project.
Warewulf is the provisioning base for OpenHPC which is a Linux Foundation project with a large community behind it.