• Flutter come with List of pre-build widgets – https://docs.flutter.dev/development/ui/widgets
• Localizations i18 in Flutter – https://docs.flutter.dev/development/accessibility-and-localization/internationalization
• Database accessibility in Flutter – NoSQL and SQL
• Packages to access native device capabilities in flutter are: –
  • Camera – camera package
  • GPS – geolocator package
  • Notification- firebase_messaging package
• Unit Testing in flutter using “test” and “flutter_test” packages.

flutter test test/counter_test.dart
flutter test –help

• Logging package for Flutter App.
• OAuth 2.0 in Flutter by flutter_appauth package.