- Analyze Github FlakeExpertise in analyzing flake github issues in the flutter/flutter repository. Use when a user wants to analyze the flakiness of a specific link to a flutter github issue.flutter/flutter179,266
- Bump DartDo not trigger automatically; only run when a user runs /bump-dart. Bump the minimum Dart SDK version constraint across the flutter/flutter repository, update dependency checksums, and run verification.flutter/flutter179,266
- Code ReviewPerforms a comprehensive, multi-step code review of pull requests or local code changes, using iterative refinement (generation, critique, synthesis) to ensure high-quality, actionable feedback. Use when you need to review code changes thoroughly.flutter/flutter179,266
- Dart Log Failure ParserParse failures from Dart and Flutter test logs.flutter/flutter179,266
- Engine Whats NewGenerates the "what's new" release summary and diff file for changes in the Flutter engine (//engine/src/flutter) between two releases (e.g., 3.47 vs 3.44). When to use: - Only activate when explicitly asked by the user to generate what's new in the engine, diff Flutter engine releases, or produce an engine release summary. When not to use: - Do not use for general questions about commits, individual file history, or codebase searches unless explicitly requested to generate the engine release diflutter/flutter179,266
- Find ReleaseA skill to find the lowest Dart and Flutter release containing a given commit. Use this skill whenever users ask about when a commit landed in Flutter or Dart releases, inquire about release versions for specific SHAs, or want to know if a commit is included in stable, beta, or dev channels for Flutter/Dart projects.flutter/flutter179,266
- Flutter Cherry PickHow to land a formal cherry-pick of a merged PR for the flutter/flutter repo stable or beta channel. Only use for flutter/flutter landed pull requests. Only use when the cherry pick request is into "stable", "beta" or a branch that has the format with flutter-<major>.<minor>-candidate.0.flutter/flutter179,266
- Flutter Pr Checks FinderFind failing checks on a Flutter PR and locate the corresponding LUCI log URLs.flutter/flutter179,266
- Natural WritingContains well-defined rules for creating natural, accurate, and readable writing. Use whenever authoring longer text, like analysis documents, PR or CL descriptions, or documentation.flutter/flutter179,266
- Rebuilding Flutter ToolRebuilds the Flutter tool and CLI. Use when a user asks to compile, update, regenerate, or rebuild the Flutter tool or CLI.flutter/flutter179,266
- Run Devicelab With LedRun DeviceLab tests for Flutter PRs using LUCI's `led` CLI tool. Use when asked to run, launch, try, or deflake a post-submit or devicelab test against a PR using `led`.flutter/flutter179,266
- Shepherd PrsAutomate shepherding, checking status, updating branches, and landing open PRs or approved third-party contributor PRs in the flutter/flutter repository using the gh CLI. When to use: - When you need to check the status of open PRs or shepherded third-party PRs. - When you need to update stale branches or apply the 'autosubmit' label to land approved PRs. When not to use: - Do not use for PRs that are not approved (unless they are your own and you want to check status). - Do not use for repositoflutter/flutter179,266
- Updating Android SdkUpgrades Flutter's Android SDK dependency to a new Android API version (or preview/canary release) in packages.txt, verifies CIPD tag uniqueness, and packages/uploads the binaries using create_cipd_packages.sh across macOS, Linux, and Windows. Use whenever a user wants to pick up a new version of Android or upload Android SDK packages to CIPD.flutter/flutter179,266
- Upgrade BrowserUpgrade browser versions (Chrome or Firefox) in the Flutter Web Engine and/or Framework tests. Use when asked to roll or upgrade Chrome or Firefox to a newer version.flutter/flutter179,266
- Check ReadinessRun this skill to check if the repository is ready for new work. Use this skill whenever the user asks to "check readiness", "see if we are ready to start work", or when starting a new task in the camera_android_camerax package.flutter/packages5,315
- Dart Add Unit TestWrite 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.flutter/packages5,315
- Dart Collect CoverageCollect coverage using the coverage packge and create an LCOV reportflutter/packages5,315
- Dart Generate Test MocksDefine and generate mock objects for external dependencies using `package:mockito` and `build_runner`. Use when unit testing classes that depend on complex external services like APIs or databases.flutter/packages5,315
- Dart Run Static AnalysisExecute `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.flutter/packages5,315
- Flutter Add Integration TestConfigures 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.flutter/packages5,315
- Pre Push SkillExecutes the required pre-push steps for the flutter/packages repository. Call this tool immediately whenever the user asks to push, asks if the user/you are ready to push, or wants to validate their local changes are ready to become a pull request.flutter/packages5,315
- Receiving Code ReviewUse when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical rigor and verification, not performative agreement or blind implementationflutter/packages5,315
- Run EvalsRun evaluations for one, multiple, or all skills using the agent orchestration framework. Make sure to use this skill whenever the user asks to run evals, test a skill's performance, run benchmarks, or compare baseline versus with-skill execution.flutter/packages5,315
- Contribute BlogCreate, import, edit, or review posts for the official Flutter blog at flutter.dev/blog, including metadata, media, authors, and publication checks.flutter/website3,124
- Data ModelAdd or update a dart_mappable data model in lib/src/models/content/, including adding format validation, regenerating code, and adding tests. Use when adding a new content type or modifying an existing model's fields.flutter/website3,124
- Extract To JasprExtracts a part of a website and converts it to a Jaspr component. Use when you need to migrate a part of a website to Jaspr.flutter/website3,124
- Format MarkdownWrite or edit well-structured Markdown and MDX. Use for front matter, headings, lists, code fences, links, tables, other Markdown mechanics, and site-specific extensions. Pair with the write-technical-docs skill when changing prose.flutter/website3,124
- Generate Showcase From VideoExtracts YouTube transcripts and generates professional Flutter showcase blog posts in Markdown format. Use when you need to create a technical marketing case study from a video success story.flutter/website3,124
- Update Llms TextUpdate and maintain the llms.txt file. Use when the user wants to add sections, add links, correct information, or review the llms.txt file.flutter/website3,124
- Update Whats NewUpdate the whats-new page and archive old entries with changes to the website since the previous release.flutter/website3,124
- Validate PrStages the Flutter site locally. This includes checking for broken links, verifying excerpts, updating formatting, and serving the dev site.flutter/website3,124
- Write DartWrite, review, or refactor correct, idiomatic Dart code. Use for Dart source, packages, snippets, tests, public APIs, documentation examples, and modern language features. Pair with the write-flutter skill for Flutter-specific concerns.flutter/website3,124
- Write FlutterWrite, review, or refactor idiomatic Flutter code. Use for widgets, state and architecture, lifecycle, layout, theming, accessibility, performance, and tests. Apply alongside the write-dart skill for Dart guidance.flutter/website3,124
- Write Technical DocsWrite or review clear, consistent, and accessible prose for Dart and Flutter developer documentation. Use for tutorials, API references, UI text, error messages, code comments, and terminology or style reviews.flutter/website3,124
- Api ReviewReviews the specified code against the canonical API Design guidelines. Use this skill when the user asks for an API review or to check code against API design principles.flutter/agent-plugins3,006
- Code DocumentationGuide for writing effective code documentation, including docstrings, JSDoc, dartdoc, and implementation comments. Use this skill when writing new code, adding features, or improving existing documentation in Dart, Python, or TypeScript to ensure clarity and maintainability.flutter/agent-plugins3,006
- Code ReviewPerforms a comprehensive, multi-step code review of pull requests or local code changes, using iterative refinement (generation, critique, synthesis) to ensure high-quality, actionable feedback. Use when you need to review code changes thoroughly.flutter/agent-plugins3,006
- Dart Add Unit TestWrite 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.flutter/agent-plugins3,006
- Dart Build Cli AppArchitectural patterns, entrypoint structure, exit codes, stream routing, and subprocess spawning for Dart command-line interface (CLI) applications. Use when building CLI tools, console utilities, scripts, argument parsing with `package:args` (ArgParser or CommandRunner), handling exit codes, configuring executables in pubspec.yaml, spawning Dart subprocesses, or compiling native CLI binaries. Don't use for Flutter UI widgets, web applications, or standalone HTTP backend servers.flutter/agent-plugins3,006
- Dart Collect CoverageCollect coverage using the coverage packge and create an LCOV reportflutter/agent-plugins3,006
- Dart Fix Runtime ErrorsUses get_runtime_errors and lsp to fetch an active stack trace, locate the failing line, apply a fix, and verify resolution via hot_reload.flutter/agent-plugins3,006
- Dart Generate Test MocksDefine and generate mock objects for external dependencies using `package:mockito` and `build_runner`. Use when unit testing classes that depend on complex external services like APIs or databases.flutter/agent-plugins3,006
- Dart Migrate To Checks PackageReplace the usage of `expect` and similar functions from `package:matcher` to `package:checks` equivalents.flutter/agent-plugins3,006
- Dart Resolve Package ConflictsWorkflow for fixing package version conflicts. Use this when `pub get` fails due to incompatible package versions.flutter/agent-plugins3,006
- Dart Run Static AnalysisExecute `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.flutter/agent-plugins3,006
- Dart Setup Ffi AssetsGuides agents in compiling and packaging C/C++ source code into dynamic or static libraries (Code Assets) using Dart's Native Assets hook system (via hook/build.dart and hook/link.dart utilizing package:hooks and package:native_toolchain_c). Use when a user asks to: 'setup native assets', 'compile C/C++ source code', 'bundle dynamic libraries', 'build native C code', 'link native assets', 'implement build.dart or link.dart hooks', or 'integrate C/C++ interop in Dart/Flutter'. Helps agents avoid flutter/agent-plugins3,006
- Dart Use Doc ExamplesHow to inject external code examples into Dartdoc using the {@example} directive, and how to filter those files using #hide, #region, and #endregion tags.flutter/agent-plugins3,006
- Dart Use FfigenGuide agents to use `package:ffigen` to automatically generate FFI bindings instead of writing them manually. Use this skill when a task involves writing new FFI bindings, extending C/Objective-C/Swift integrations, or replacing hand-crafted `dart:ffi` setups.flutter/agent-plugins3,006
- Dart Use Path PackageCross-platform file and directory path manipulation, segment splitting, extension extraction, and context conversion using `package:path` and `package:file`. Use when writing, inspecting, joining, splitting, or refactoring file paths, directory names, or extensions, or replacing raw string path operations (`.split('/')`, `'$dir/$file'`, `.endsWith('.ext')`, `.replaceAll('\\', '/')`). Don't use for HTTP network URI routing, database query strings, or non-path string processing.flutter/agent-plugins3,006
- Dart Use Pattern MatchingApplies Dart 3 pattern matching, switch expressions, and destructuring idiomatically to validate data schemas, handle algebraic data types, and decompose control flow. Use when refactoring complex if-else chains, parsing polymorphic JSON or API responses, destructuring Lists, URI/path segments, String.split() tokens, Records, or Maps, or enforcing exhaustiveness on sealed classes. Don't use for simple boolean conditions, single-variable type promotion (use `is`), or basic collection filtering.flutter/agent-plugins3,006
- Dart Use Primary ConstructorsHelp users write syntactically and semantically correct primary constructors in Dart, and migrate/use the new constructor syntax, empty-body semicolon syntax, in-body initializer list syntax, and abbreviated concise constructor syntax.flutter/agent-plugins3,006
- Dart Write DocumentationRules and formatting guidelines for writing Dart /// API documentation and doc comments. Use when documenting Dart code, writing doc comments for any Dart declaration (libraries, classes, methods, variables, etc.), or when instructed to follow the Effective Dart documentation guidelines.flutter/agent-plugins3,006
- Flutter Add Integration TestConfigures 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.flutter/agent-plugins3,006
- Flutter Add Widget PreviewAdds 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.flutter/agent-plugins3,006
- Flutter Add Widget TestImplement 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.flutter/agent-plugins3,006
- Flutter Apply Architecture Best PracticesArchitects a Flutter application using the recommended layered approach (UI, Logic, Data). Use when structuring a new project or refactoring for scalability.flutter/agent-plugins3,006
- Flutter Build Responsive LayoutUse `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.flutter/agent-plugins3,006
- Flutter Fix Layout IssuesFixes 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.flutter/agent-plugins3,006
- Flutter Implement Json SerializationCreate model classes with `fromJson` and `toJson` methods using `dart:convert`. Use when manually mapping JSON keys to class properties for simple data structures.flutter/agent-plugins3,006
- Flutter Setup Declarative RoutingConfigure `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.flutter/agent-plugins3,006