[Thoreandan]

In the README found in the root of the repo you posted a link to, you'll find the domain man7-dot-org mentioned as the site run by Michael Kerrisk who has been running it for years.

More details at

https://man7.org/linux/man-pages/index.html

and

http://blog.man7.org/2013/05/adding-further-man-pages-to-htm...