Why aren't my custom classes appearing in the dropdown in Interface Builder?

Question

I am using Interface Builder and Storyboards to build my app. I am trying to connect my source code to my UIViewController in Storyboard, but none of my classes sho

Answer 1

It appears that your classes aren't added to the project target. Try this:

1) Make sure your classes are added to the right target membership on the Inspectors Panel on the right:

2) Make sure the class inherits the View Controller type:

class CustomViewController: UIViewController

3) Reload xCode and check if the class is enabled: