New UI displayed on Katalon website, where is it?

Miscellaneous
1

I went to download the latest version of Katalon and noticed a slick new user interface displayed on some of the web pages:

1696×1250 242 KB

Is this Mac only? Or am I missing something? My version 5.8.6 still has this UI:

1636×615 38.1 KB

2

Well, it looks like a Mac rendering but as to “slick”… that’s a matter of taste.