This feauture is so fun! And much more advanced than it may seem at first glance, kudos to Greg(?)!. There must be some advanced colour-coordination going on, becouse some of the combinations are so harmonious that it can't be randomized fluke.

Have you tried it?
You have to have your wardrobe in finds to be able to get use of it.

Is this what Mette Sørrig and the likes use, perhaps?

https://youlookfab.com/random-outfit-generator/