Using this tool is very easy, you can have your own custom layout in three steps:
1 - Use this tool to design your layout
2 - Add the open-source dependency to your project, on Xcode go to File > Swift Packages > Add Package Dependency and enter this URL: https://github.com/amirdew/CollectionViewPagingLayout
3 - Copy the generated code and paste on Xcode

Features:
- Real-time previews
- Adjust translation, rotation, scale and more options
- More than 20 prepared layouts are ready to use in your app
- Copy swift code and use it everywhere you want