Create ViewController without Storyboard in SwiftUI

Dear all, I am a new by of Xcode and I would like to ask one question. I should import some frameworks in to my project and I have check that in all cases I shall use ViewController. How could I create and use a ViewController in my project without storyboard? Is an possibility to import frameworks without the use of ViewController?

Create ViewController without Storyboard in SwiftUI
 
 
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