This website isn't a service, it's the website for a piece of software you can download and host yourself. So it's not really comparable to Youtube. Explanation

This website isn't a service, it's the website for a piece of software you can download and host yourself. So it's not really comparable to Youtube. Explanation/documentation is normal for that kind of site. If you want the equivalent to Youtube, take a look at something like https://framatube.org/ https://framatube.org/