Skill directory

Agent skills

Focused instruction packs that teach a coding agent one job well. Browse the catalog and use any of them inside a RiverX project.

1,243Skills
154Publishers
203Official
16 skills
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Flutter Build Responsive Layoutflutter/agent-pluginsOfficialUse `LayoutBuilder`, `MediaQuery`, or `Expanded/Flexible` to create a layout that adapts to different screen sizes. Use when you need the UI to look good on both mobile and tablet/desktop form factors.1931Flutter Apply Architecture Best Practicesflutter/agent-pluginsOfficialArchitects a Flutter application using the recommended layered approach (UI, Logic, Data). Use when structuring a new project or refactoring for scalability.1651Flutter Fix Layout Issuesflutter/agent-pluginsOfficialFixes Flutter layout errors (overflows, unbounded constraints) using Dart and Flutter MCP tools. Use when addressing "RenderFlex overflowed", "Vertical viewport was given unbounded height", or similar layout issues.1641Flutter Add Widget Testflutter/agent-pluginsOfficialImplement a component-level test using `WidgetTester` to verify UI rendering and user interactions (tapping, scrolling, entering text). Use when validating that a specific widget displays correct data and responds to events as expected.1571Flutter Setup Declarative Routingflutter/agent-pluginsOfficialConfigure `MaterialApp.router` using a package like `go_router` for advanced URL-based navigation. Use when developing web applications or mobile apps that require specific deep linking and browser history support.1521Flutter Setup Localizationflutter/agent-pluginsOfficialAdd `flutter_localizations` and `intl` dependencies, enable "generate true" in `pubspec.yaml`, and create an `l10n.yaml` configuration file. Use when initializing localization support for a new Flutter project.1501Flutter Add Integration Testflutter/agent-pluginsOfficialConfigures Flutter Driver for app interaction and converts MCP actions into permanent integration tests. Use when adding integration testing to a project, exploring UI components via MCP, or automating user flows with the integration_test package.1491Flutter Add Widget Previewflutter/agent-pluginsOfficialAdds interactive widget previews to the project using the previews.dart system. Use when creating new UI components or updating existing screens to ensure consistent design and interactive testing.1491Flutter Implement JSON Serializationflutter/agent-pluginsOfficialCreate model classes with `fromJson` and `toJson` methods using `dart:convert`. Use when manually mapping JSON keys to class properties for simple data structures.1481Flutter Use HTTP Packageflutter/agent-pluginsOfficialUse the `http` package to execute GET, POST, PUT, or DELETE requests. Use when you need to fetch from or send data to a REST API.1461Dart Use Pattern Matchingflutter/agent-pluginsOfficial>-1352Dart Run Static Analysisflutter/agent-pluginsOfficialExecute `dart analyze` to identify warnings and errors, and use `dart fix --apply` to automatically resolve mechanical lint issues. Use during development to ensure code quality and before committing changes.1341Dart Resolve Package Conflictsflutter/agent-pluginsOfficialWorkflow for fixing package version conflicts. Use this when `pub get` fails due to incompatible package versions.1331Dart Add Unit Testflutter/agent-pluginsOfficialWrite and organize unit tests for functions, methods, and classes using `package:test`. Use when creating new logic or fixing bugs to ensure code remains correct and regression-free.1321Dart Fix Runtime Errorsflutter/agent-pluginsOfficialUses get_runtime_errors and lsp to fetch an active stack trace, locate the failing line, apply a fix, and verify resolution via hot_reload.1321Dart Build CLI Appflutter/agent-pluginsOfficial>-1315