Skill collection

dotnet/skills

104 agent skills across 14 categories, read straight from the repository tree.

.NET Platform4,927★ across the radarProfile →
104
Skills published
14
Categories
1
Ship scripts
4,927
Stars on the repo
Tracked on the radar · 4,927★Repository facts and velocity →
Testing & QA · 20
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find-untested-sourcesMANDATORY for static requests to find, identify, or list untested source files or modules, sources without…scriptstest-analysis-extensionsProvides file paths to language-specific reference files for the test ANALYSIS skills (assertion-quality…coverage-analysisProject-wide code coverage and CRAP (Change Risk Anti-Patterns) score analysis for .NET projects. Calculates…improve-skill-qualityDiagnoses and fixes skills in the dotnet/skills repository that lose to their own baseline, fail to activate…code-testing-agentMANDATORY ENTRY POINT for generating or writing tests. Invoke this skill before editing files whenever the…migrate-xunit-to-mstestConvert .NET test projects from xUnit.net v2 or v3 to MSTest v4. Use for replacing xunit packages…crap-scoreCalculates targeted CRAP (Change Risk Anti-Patterns) scores for a named .NET method, class, or single source…filter-syntaxReference data for test filter syntax across all platform and framework combinations: VSTest --filter…generate-testability-wrappersGenerate wrapper interfaces and DI registration for hard-to-test static dependencies in C#, when the…
mtp-hot-reloadplatform-detectionrun-teststest-gap-analysismigrate-xunit-to-xunit-v3dotnet-webapimigrate-vstest-to-mtpcreate-skill-testcreate-skillexp-test-maintainabilitybinlog-generation
Backend & API · 10
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migrate-dotnet9-to-dotnet10Migrate a .NET 9 project or solution to .NET 10 and resolve all breaking changes. USE FOR: upgrading…apple-crash-symbolicationSymbolicate .NET runtime frames in Apple platform .ips crash logs (iOS, tvOS, Mac Catalyst, macOS). Extracts…android-tombstone-symbolicationSymbolicate the .NET runtime frames in an Android tombstone file. Extracts BuildIds and PC offsets from the…template-smart-defaultsApplies cross-parameter default rules when creating .NET projects with dotnet new, filling gaps consistently…template-instantiationCreates .NET projects from templates with validated parameters, smart defaults, Central Package Management…csharp-scriptsRun file-based C# apps with the .NET CLI when the user explicitly wants C#/.NET code without creating a…minimal-api-file-uploadFile upload endpoints in ASP.NET minimal APIs (.NET 8+)exp-simd-vectorizationOptimizes hot-path scalar loops in .NET 8+ with cross-platform Vector128/Vector256/Vector512 SIMD intrinsics…build-perf-baselineEstablish build performance baselines and apply systematic optimization techniques. USE FOR: diagnosing slow…
msbuild-server
Data & Analytics · 10
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dotnet-trace-collectGuide developers through capturing diagnostic artifacts to diagnose production .NET performance issues. Use…maui-dependency-injectionGuidance for configuring dependency injection in .NET MAUI apps — service registration in MauiProgram.cs…maui-data-bindingGuidance for .NET MAUI XAML and C# data bindings — compiled bindings, INotifyPropertyChanged /…maui-collectionviewGuidance for implementing CollectionView in .NET MAUI apps — data display, layouts (list & grid), selection…writing-mstest-testsWrite, create, modernize, or fix comprehensive MSTest unit tests with MSTest 3.x/4.x APIs. USE FOR: write…coordinate-componentsShare state between components that don't have a direct parent-child parameter relationship, using cascading…collect-user-inputBuild forms, validate data, and react to user input in Blazor. USE FOR adding forms, search boxes, filter…fetch-and-send-dataCall APIs, load data into components, and handle the async lifecycle in Blazor. USE FOR fetching data from a…plan-ui-changePlan complex Blazor UI features by decomposing them into focused components. USE FOR: building a complex…
support-prerendering
Security · 10
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msbuild-antipatternsDetect and fix MSBuild anti-patterns in project and build files. USE WHEN asked to review, audit, lint, clean…test-smell-detectionDeep-dive audit using the full testsmells.org 19-smell academic catalog for tests in any language. Every…template-discoveryHelps find, inspect, and compare (at a high level) .NET project templates. Resolves natural-language project…assertion-qualityAnalyzes the variety and depth of assertions across test suites in any language. Use when the user asks to…test-taggingAnalyzes test suites in any language and tags each test with standardized traits (positive, negative…detect-static-dependenciesScan C# source files for hard-to-test static dependencies — DateTime.Now/UtcNow, File.*, Directory.*…test-anti-patternsAudits an existing test file or suite in any language for anti-patterns and quality issues — produces a…grade-testsGrades a specified set of test methods individually and produces a concise table mapping each test…configure-authAdd authentication and authorization to a Blazor Web App, accounting for the app's render mode. USE WHEN the…
exp-mock-usage-analysis
Databases · 9
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migrate-dotnet8-to-dotnet9Migrate a .NET 8 project to .NET 9 and resolve all breaking changes. USE FOR: upgrading TargetFramework from…migrate-dotnet10-to-dotnet11Migrate a .NET 10 project or solution to .NET 11 and resolve all breaking changes. This is a MIGRATION skill…migrate-nullable-referencesEnable nullable reference types in a C# project and systematically resolve all warnings. USE FOR: adopting…maui-safe-area.NET MAUI safe area and edge-to-edge layout guidance for .NET 10+. Covers the new SafeAreaEdges property…migrate-mstest-v3-to-v4Fix build errors and breaking changes after upgrading MSTest v3 to v4, or plan a complete v3-to-v4 migration.…migrate-static-to-wrapperReplace existing static dependency call sites with a wrapper or built-in abstraction that already exists or…thread-abort-migrationGuides migration of .NET Framework Thread.Abort usage to cooperative cancellation in modern .NET. USE FOR…optimizing-ef-core-queriesOptimize Entity Framework Core queries by fixing N+1 problems, choosing correct tracking modes, using…create-datadriven-aspnetcoreGenerate or scaffold ASP.NET Core code — Razor Pages, Blazor components, MVC controllers, views, and Minimal…
AI & Agents · 6
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code-testing-extensionsProvides file paths to language-specific extension files for the code-testing pipeline. Call this skill to…analyzing-dotnet-performanceScans .NET code for ~50 performance anti-patterns across async, memory, strings, collections, LINQ, regex…sample-skillA sample skill for testing the validator. Helps with greeting generation.create-custom-agentCreates VS Code custom agent files (.agent.md) for specialized AI personas with tools, instructions, and…no-eval-skillA skill with no eval.yaml for testing discovery behavior.technology-selectionGuides technology selection and implementation of AI and ML features in .NET 8+ applications using ML.NET…
Frontend · 4
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create-blazor-projectCreate a new ASP.NET Core web application or web site using Blazor. USE FOR: creating a new Blazor web app…author-componentCreate or review Blazor components (.razor files) with correct architecture. USE FOR: writing new Blazor…convert-blazor-server-to-webappGuides conversion of a pre-.NET 8 Blazor Server app into a .NET 8+ Blazor Web App. USE FOR: migrating apps…use-js-interopAdd, review, or fix JavaScript interop in Blazor components. USE FOR: calling JavaScript from Blazor, calling…
Design & Presentation · 4
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microbenchmarkingActivate this skill when BenchmarkDotNet (BDN) is involved in the task — creating, running, configuring, or…template-comparisonCompares two or more dotnet new templates side by side to help users choose between them based on parameters…template-validationValidates custom dotnet new templates for correctness before publishing. Catches missing fields, parameter…extension-pointsGuide for MSBuild extensibility: CustomBefore/CustomAfter hooks, wildcard imports with alphabetic ordering…
Documentation · 4
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dotnet-pinvokeCorrectly call native (C/C++) libraries from .NET using P/Invoke and LibraryImport. Covers function…maui-themingGuide for theming .NET MAUI apps — light/dark mode via AppThemeBinding, ResourceDictionary theme switching…target-authoringCanonical patterns for writing custom MSBuild targets. USE FOR: diagnosing and fixing custom target authoring…system-text-json-net11Imperative guidance for the System.Text.Json APIs added in .NET 11: the built-in…
DevOps & Cloud · 3
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dump-collectConfigure and collect crash dumps for modern .NET applications. USE FOR: enabling automatic crash dumps for…nuget-trusted-publishingSet up NuGet trusted publishing (OIDC) on a GitHub Actions repo — replaces long-lived API keys with…authoring-github-workflowsAuthor and review GitHub Actions workflow YAML safely so syntactically-valid YAML can't ship a workflow that…
Content & Marketing · 3
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template-authoringGuides creation and validation of custom dotnet new templates from existing projects. Generates a…build-perf-diagnosticsDiagnose MSBuild build performance bottlenecks using binary log analysis. USE FOR: identifying why builds are…copy-to-output-directoryChoosing an MSBuild CopyToOutputDirectory / CopyToPublishDirectory mode: Never, PreserveNewest, Always, and…
Workflow & Productivity · 2
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build-parallelismDiagnose and fix under-parallelized MSBuild builds. USE WHEN a multi-project solution build is slower than…resolve-project-referencesGuide for interpreting ResolveProjectReferences time in MSBuild performance summaries. Activate when…
Code Review & Quality · 1
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agentic-workflowsRoute gh-aw workflow design/create/debug/upgrade requests to the right prompts.
Other · 18
dotnet-maui-doctorDiagnoses and fixes .NET MAUI development environment issues. Validates .NET SDK, workloads, Java JDK…convert-to-cpmConvert .NET projects and solutions (.sln, .slnx) to NuGet Central Package Management (CPM) using…directory-build-organizationGuide for organizing MSBuild infrastructure with Directory.Build.props, Directory.Build.targets…clr-activation-debuggingDiagnoses .NET Framework CLR activation issues using CLR activation logs (CLRLoad logs) produced by…dotnet-aot-compatMake .NET projects compatible with Native AOT and trimming by systematically resolving IL trim/AOT analyzer…maui-app-lifecycle.NET MAUI app lifecycle guidance — the four app states, cross-platform Window lifecycle events (Created…maui-shell-navigationGuide for implementing Shell-based navigation in .NET MAUI apps. Covers AppShell setup, visual hierarchy…setup-local-sdkInstall a .NET SDK locally for safe preview testing, specific-version pinning, or reproducible team setups —…check-bin-obj-clashDetects MSBuild projects with conflicting OutputPath or IntermediateOutputPath. USE FOR: builds failing with…
migrate-mstest-v1v2-to-v3configuring-opentelemetry-dotnetbinlog-failure-analysiseval-performanceincluding-generated-filesincremental-builditem-managementmsbuild-modernizationproperty-patterns
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About this collection
How many skills does dotnet/skills publish?

104 that pass our gate — each has a real description and a SKILL.md we could read.

How do I install one?

Every skill page carries its own command — `npx skills add dotnet/skills --skill <name> --agent claude-code`. Swap the agent for codex, cursor or copilot.

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