# Foundation

*Extended Module*

## Topics

### Extended Classes

- [`Foundation.Bundle`](/Core/GlyphsKit/Foundation/Bundle)
- [`Foundation.NSAttributedString`](/Core/GlyphsKit/Foundation/NSAttributedString)
- [`Foundation.Process`](/Core/GlyphsKit/Foundation/Process)
- [`Foundation.UserDefaults`](/Core/GlyphsKit/Foundation/UserDefaults)