10/10 points: Provide a valid pubspec.yaml

5/5 points: Provide a valid README.md

5/5 points: Provide a valid CHANGELOG.md

0/10 points: Use an OSI-approved license

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

566 out of 637 API elements (88.9 %) have documentation comments.

Some symbols that are missing documentation: flutter_nft.AuthenticationException.AuthenticationException.new, flutter_nft.AuthorizationException.AuthorizationException.new, flutter_nft.ConfigurationException.ConfigurationException.new, flutter_nft.ContractException.ContractException.new, flutter_nft.Currency.Currency.new.

10/10 points: Package has an example

0/20 points: Supports 0 of 6 possible platforms (iOS, Android, Web, Windows, macOS, Linux)

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

Found 276 issues. Showing the first 2:

   ╷
51 │     return _providerManager.getNFTProviderByNetwork(blockchainNetwork);
   │                                                     ^^^^^^^^^^^^^^^^^
   ╵

   ╷
62 │       if (provider != null) return provider;
   │                                    ^^^^^^^^
   ╵

0/10 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To reproduce run dart pub outdated --no-dev-dependencies --up-to-date --no-dependency-overrides.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 184 errors:

• ARGUMENT_TYPE_NOT_ASSIGNABLE - lib/src/core/nft_client.dart:51:53 - The argument type 'BlockchainNetwork (where BlockchainNetwork is defined in /tmp/pana_CTINJQ/lib/src/core/nft_types.dart)' can't be assigned to the parameter type 'BlockchainNetwork (where BlockchainNetwork is defined in /tmp/analyzerMRWRAN/pub-cache/hosted/20260317t122600-dot-dartlang-pub.appspot.com/flutter_yuku-1.0.0/lib/src/core/yuku_types.dart)'.
• RETURN_OF_INVALID_TYPE - lib/src/core/nft_client.dart:62:36 - A value of type 'WalletProvider' can't be returned from the method 'getWalletProvider' because it has a return type of 'WalletProvider?'.
• RETURN_OF_INVALID_TYPE - lib/src/core/nft_client.dart:65:12 - A value of type 'WalletProvider? (where WalletProvider is defined in /tmp/analyzerMRWRAN/pub-cache/hosted/20260317t122600-dot-dartlang-pub.appspot.com/flutter_yuku-1.0.0/lib/src/interfaces/wallet_provider.dart)' can't be returned from the method 'getWalletProvider' because it has a return type of 'WalletProvider? (where WalletProvider is defined in /tmp/pana_CTINJQ/lib/src/interfaces/wallet_provider.dart)'.

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.