"pretty much none of them apply classic OOP principles" Most of them are forced to be using some poorman's OOP. See Angular 1.x vs Angular 2.0. OOP is always a

"pretty much none of them apply classic OOP principles" Most of them are forced to be using some poorman's OOP. See Angular 1.x vs Angular 2.0. OOP is always around the corner, even if it is standard DOM.