dotnet/skills
58 skills · 29,196 total installs
$npx skills add dotnet/skillsSkillInstalls
analyzing-dotnet-performanceScans .NET code for ~50 performance anti-patterns across async, memory, strings, collections, LINQ, regex, serialization, and I/O with tiered severity…optimizing-ef-core-queriesOptimize Entity Framework Core queries by fixing N+1 problems, choosing correct tracking modes, using compiled queries, and avoiding common performance traps.csharp-scriptsRun file-based C# apps with the .NET CLI when the user explicitly wants C#/.NET code without creating a project.dotnet-trace-collectGuide developers through capturing diagnostic artifacts to diagnose production .NET performance issues.directory-build-organizationGuide for organizing MSBuild infrastructure with Directory.Build.props, Directory.Build.targets, Directory.Packages.props, and Directory.Build.rsp.configuring-opentelemetry-dotnetConfigure OpenTelemetry distributed tracing, metrics, and logging in ASP.NET Core using the .NET OpenTelemetry SDK.technology-selectionGuides technology selection and implementation of AI and ML features in .NET 8+ applications using ML.NET, Microsoft.Extensions.AI (MEAI), Microsoft Agent…create-skillScaffolds new agent skills for the dotnet/skills repository. Use when creating a new skill, generating SKILL.md files, or setting up skill directory…dotnet-pinvokeCorrectly call native (C/C++) libraries from .NET using P/Invoke and LibraryImport.build-perf-diagnosticsDiagnose MSBuild build performance bottlenecks using binary log analysis.build-parallelismDiagnose and fix under-parallelized MSBuild builds. USE WHEN a multi-project solution build is slower than expected, doesn't speed up when you add cores, pegs…dotnet-maui-doctorDiagnoses and fixes .NET MAUI development environment issues. Validates .NET SDK, workloads, Java JDK, Android SDK, Xcode, and Windows SDK.build-perf-baselineEstablish build performance baselines and apply systematic optimization techniques.dump-collectConfigure and collect crash dumps for modern .NET applications.binlog-failure-analysisAnalyze MSBuild binary logs to diagnose build failures. USE FOR: build errors that are unclear from console output, diagnosing cascading failures across…mcp-csharp-createCreate MCP servers using the C# SDK and .NET project templates.microbenchmarkingActivate this skill when BenchmarkDotNet (BDN) is involved in the task — creating, running, configuring, or reviewing BDN benchmarks.eval-performanceGuide for diagnosing and improving MSBuild project evaluation performance.mcp-csharp-testTest C# MCP servers at multiple levels: unit tests for individual tools and integration tests using the MCP client SDK.binlog-generationGenerate MSBuild binary logs (binlogs) for build diagnostics and analysis.nuget-trusted-publishingSet up NuGet trusted publishing (OIDC) on a GitHub Actions repo — replaces long-lived API keys with short-lived tokens.check-bin-obj-clashDetects MSBuild projects with conflicting OutputPath or IntermediateOutputPath.including-generated-filesFix MSBuild targets that generate files during the build but those files are missing from compilation or output.clr-activation-debuggingDiagnoses .NET Framework CLR activation issues using CLR activation logs (CLRLoad logs) produced by mscoree.dll.create-custom-agentCreates VS Code custom agent files (.agent.md) for specialized AI personas with tools, instructions, and handoffs.minimal-api-file-uploadFile upload endpoints in ASP.NET minimal APIs (.NET 8+)dotnet-webapiGuides creation and modification of ASP.NET Core Web API endpoints with correct HTTP semantics, OpenAPI metadata, and error handling.mcp-csharp-publishPublish and deploy C# MCP servers. Covers NuGet packaging for stdio servers, Docker containerization for HTTP servers, Azure Container Apps and App Service…android-tombstone-symbolicationSymbolicate the .NET runtime frames in an Android tombstone file.create-skill-testScaffolds eval.yaml test files for agent skills in the dotnet/skills repository.maui-app-lifecycle.NET MAUI app lifecycle guidance — the four app states, cross-platform Window lifecycle events (Created, Activated, Deactivated, Stopped, Resumed, Destroying),…apple-crash-symbolicationSymbolicate .NET runtime frames in Apple platform .ips crash logs (iOS, tvOS, Mac Catalyst, macOS).fetch-and-send-dataCall APIs, load data into components, and handle the async lifecycle in Blazor.configure-authAdd authentication and authorization to a Blazor Web App, accounting for the app's render mode.create-blazor-projectCreate a new ASP.NET Core web application or web site using Blazor.collect-user-inputBuild forms, validate data, and react to user input in Blazor.author-componentCreate or review Blazor components (.razor files) with correct architecture.coordinate-componentsShare state between components that don't have a direct parent-child parameter relationship, using cascading values, scoped services with change events, or…extension-pointsGuide for MSBuild extensibility: CustomBefore/CustomAfter hooks, wildcard imports with alphabetic ordering, import gating with control properties, NuGet…plan-ui-changePlan complex Blazor UI features by decomposing them into focused components.support-prerenderingMake interactive Blazor components work correctly with prerendering.use-js-interopAdd, review, or fix JavaScript interop in Blazor components. USE FOR: calling JavaScript from Blazor, calling .NET from JavaScript, collocated .razor.js…convert-blazor-server-to-webappGuides conversion of a pre-.NET 8 Blazor Server app into a .NET 8+ Blazor Web App.authoring-github-workflowsAuthor and review GitHub Actions workflow YAML safely so syntactically-valid YAML can't ship a workflow that GitHub Actions refuses to run.copy-to-output-directoryChoosing an MSBuild CopyToOutputDirectory / CopyToPublishDirectory mode: Never, PreserveNewest, Always, and IfDifferent (MSBuild 17.13+), plus…exp-test-maintainabilityDetects duplicate boilerplate, copy-paste tests, and structural maintainability issues across .NET test suites.create-datadriven-aspnetcoreexp-mock-usage-analysisAudits .NET test mock usage by tracing each mock setup through the production code's execution path to find dead, unreachable, redundant, or replaceable mocks.exp-simd-vectorizationOptimizes hot-path scalar loops in .NET 8+ with cross-platform Vector128/Vector256/Vector512 SIMD intrinsics, or replaces manual math loops with single…no-eval-skillsample-skillagentic-workflowsRoute gh-aw workflow design/create/debug/upgrade requests to the right prompts.maui-collectionviewmaui-data-bindingmaui-dependency-injectionmaui-safe-areamaui-shell-navigationmaui-theming