NVActivityIndicatorView is a collection of awesome loading animations. Check out LoaderUI (ready to use with Swift Package Mananger supported) for SwiftUI implementation of this. Cocoapods is a dependency manager for Swift and Objective-C Cocoa projects. To use NVActivityIndicatorView with CocoaPods, add it in your Podfile. Carthage is intended to be the simplest way to add frameworks to your Cocoa application. The Swift PackageManager is a tool for managing the distribution of Swift code.
A UICollectionViewLayout subclass that adds custom transitions/animations to the UICollectionView without effecting your existing code. Normally a UICollectionView has no transition effects when you scroll from one item to another. There are lots of ways to write animations for UICollectionView, but using a UICollectionViewLayout subclass is by far the simplest one. And it doesn't break any of your existing code. You can still use your UICollectionView subclass and you don't need to change...