non-rectangular button in UMG?

Is there really no way to make a custom shaped button in UMG? my internet search provided me with a single hand crafted plugin from 4 years ago, which is not downloadable anymore. I know there are definitely non square buttons in games made on unreal, so how is it done?

Is there really no way to make a
custom shaped button in UMG?

In pure BPs? No.

There’s a bunch of up-to-date plugins on the market place, for example:

Not cheap for what it is, but hey - it’s an outlet for the creators!

I see, those are indeed expensive for what they are (or I am not understanding the full complexity of the task). But thanks again!