All of the sample apps listed here use the Flutter AnimatedList class in an interesting way. The Sample App Catalog page lists all of the sample apps.
An AnimatedList that displays a list of cards that stay in sync with an app-specific ListModel. When an item is added to or removed from the model, the corresponding card animates in or out of view.
This app features the following classes: AnimatedList, AnimatedListState.
[Animated List example](/docs/catalog/samples/animated-list)