That's a good thing in my opinion. Don't give me a set of 25 controls, instead make it easy to make my own. Because no matter what you include in default controls, I am going to need 12 more.
Like datatables, rich-text editing, toolbars,...
MOST applications are just simpler CRUD UIs. Developing these is still too complex on the web platform.
And Progressive Enhancement has it that our bells and whistles gracefully degrade back to from whence they came.
But browsers don't do that either. And you really, really don't want to make your own controls most of the time. Because: https://drewdevault.com/2021/06/27/You-cant-capture-the-nuan...