Why Unity Linux editor isn't yet available on Get Unity page? Only Mac/Win version there.

Really, the question says it all. Even if your excuse for not putting it up there is “it’s still experimental”, why not explicitly mark it as such?

Linux isn’t special: there’s lots of experimental preview builds of Unity - the daydream build, the new input system preview, experimental 2D features, cinemachine… and if the download page provided links to all these it would just become completely overwhelming for new users.

To download the latest Linux build you just follow the link in the latest post in the following forum thread: