UnDraw is a Flutter widget that provides 700+ illustrations, designed by Katerina Limpitsouni and developed by westdabestdb.
Add this to your package's
... dependencies: undraw: ^1.0.1
Now in your Dart code, you can use:
UnDraw( color: Colors.red, illustration: UnDrawIllustration.mobile_application, placeholder: Text("Illustration is loading..."), //optional, default is the CircularProgressIndicator(). )