Learn how to leverage XIB files instead of designing cells purely in storyboard
You might have your good reasons to use XIB over storyboard in prototyping a cell. That's totally fine.
- Create your XIB file and design a prototype cell.
- Add the file name in your collection view's attribute inspector.
- Run your app, and there you go!
Abstract Layer supports lots of features on the ALCollectionView, so make sure to check the rest out!
As for customizability, Abstract Layer has a dedicated section for it.