10/10 points: Provide a valid pubspec.yaml

5/5 points: Provide a valid README.md

5/5 points: Provide a valid CHANGELOG.md

10/10 points: Use an OSI-approved license

Detected license: MIT.

10/10 points: 20% or more of the public API has dartdoc comments

55 out of 85 API elements (64.7 %) have documentation comments.

Some symbols that are missing documentation: onboarding_overlay, onboarding_overlay.ArrowPosition, onboarding_overlay.LabelPainter, onboarding_overlay.LabelPainter.LabelPainter.new, onboarding_overlay.LabelPainter.drawBottomArrow.

10/10 points: Package has an example

20/20 points: Supports 6 of 6 possible platforms (iOS, Android, Web, Windows, macOS, Linux)

• ✓ Android

• ✓ iOS

• ✓ Windows

• ✓ Linux

• ✓ macOS

• ✓ Web

0/50 points: code has no errors, warnings, lints, or formatting issues

Found 15 issues. Showing the first 2:

    ╷
282 │             textTheme.headline5!.copyWith(color: step.titleTextColor);
    │                       ^^^^^^^^^
    ╵

    ╷
284 │             textTheme.bodyText1!.copyWith(color: step.bodyTextColor);
    │                       ^^^^^^^^^
    ╵

10/10 points: All of the package dependencies are supported in the latest version

To reproduce run dart pub outdated --no-dev-dependencies --up-to-date --no-dependency-overrides.

10/10 points: Package supports latest stable Dart and Flutter SDKs

0/20 points: Compatible with dependency constraint lower bounds

downgrade analysis failed failed with 6 errors:

• UNDEFINED_GETTER - lib/src/stepper.dart:282:23 - The getter 'headline5' isn't defined for the type 'TextTheme'.
• UNDEFINED_GETTER - lib/src/stepper.dart:284:23 - The getter 'bodyText1' isn't defined for the type 'TextTheme'.
• UNDEFINED_GETTER - lib/src/stepper.dart:286:56 - The getter 'headline5' isn't defined for the type 'TextTheme'.

Run flutter pub downgrade and then flutter analyze to reproduce the above problem.

You may run dart pub upgrade --tighten to update your dependency constraints, see dart.dev/go/downgrade-testing for details.