dotnet/skills agent skills, page 2

Detects duplicate boilerplate, copy-paste tests, and structural maintainability issues across .NET test suites.

dotnet/skills

Own MSBuild import and hook discovery. An agent skill from dotnet/skills.

dotnet/skills

Call APIs, load data into components, and handle the async lifecycle in Blazor.

dotnet/skills

DO NOT USE when the target already consumes an injected interface or built-in abstraction such as IFileSystem or TimeProvider, even if the request says "generate a wrapper"; no new wrapper is needed.

dotnet/skills

ALWAYS USE when asked to migrate, replace, or make testable existing C static calls with a named wrapper or built-in abstraction: DateTime.UtcNow/Now or DateTimeOffset.UtcNow to TimeProvider/IClock…

dotnet/skills

Migrate .NET test projects from xUnit.net v2 to xunit.v3 and fix v3 breaks.

dotnet/skills

Set up or recover MTP hot reload for a long-lived console-host edit/re-run loop in a Microsoft Testing Platform project.

dotnet/skills

Optimize and improve the performance of slow Entity Framework Core (EF Core) queries: make them generate less SQL, make fewer database round-trips, and return results faster.

dotnet/skills

ALWAYS USE before running .NET tests or answering with a test command or flags.

dotnet/skills

MUST USE when an existing .NET test project was excluded from a .slnf/CI solution filter, disappeared from .sln/.slnx discovery, or lost its production ProjectReference; also for requests to set up…

dotnet/skills

Install a .NET SDK locally for safe preview testing, specific-version pinning, or reproducible team setups — without modifying the system-wide installation.

dotnet/skills

Make interactive Blazor components work correctly with prerendering.

dotnet/skills

Imperative guidance for the System.Text.Json APIs added in .NET 11: the built-in JsonNamingPolicy.PascalCase naming policy, and the strongly-typed generic JsonSerializerOptions.GetTypeInfo and…

dotnet/skills

Guides creation and validation of custom dotnet new templates from existing projects.

dotnet/skills

Compares two or more dotnet new templates side by side to help users choose between them based on parameters, feature support, frameworks, and classifications.

dotnet/skills

Helps find, inspect, and compare (at a high level) .NET project templates.

dotnet/skills

Creates .NET projects from templates with validated parameters, smart defaults, Central Package Management adaptation, and latest NuGet version resolution.

dotnet/skills

Validates custom dotnet new templates for correctness before publishing.

dotnet/skills

MUST USE for C/.NET deterministic tests that require the smallest production seam for DateTime/Task.Delay/File/Environment/Guid/Random, static API preservation, nested/parallel overrides, or no real…

dotnet/skills

Add, configure, or review Ignite UI for Blazor Lite component support in Blazor applications.

dotnet/skills

Add, review, or fix JavaScript interop in Blazor components.

dotnet/skills

Design, implement, optimize, and review SIMD code in .NET. An agent skill from dotnet/skills.

dotnet/skills

Route C and .NET requests to the exact installed specialist or smallest dotnet/skills marketplace plugin.

dotnet/skills

Convert .NET projects and solutions (.sln, .slnx) to NuGet Central Package Management (CPM) using Directory.Packages.props.

dotnet/skills

USE ONLY for (1) two or more projects with repeated MSBuild policy, targets, or package versions, or (2) an existing Directory.Build.props/targets/rsp hierarchy with an import, placement, or…

dotnet/skills

Guides technology selection and implementation of AI and ML features in .NET 8+ applications using ML.NET, Microsoft.Extensions.AI (MEAI), Microsoft Agent Framework (MAF), GitHub Copilot SDK, ONNX…

dotnet/skills

Pseudo-mutation analysis ONLY: answer whether tests would catch a bug if production code changed, which meaningful changes would still pass, or which caller-visible mutations existing assertions…

dotnet/skills

Audits existing tests in any language using formal, research-backed test smell names and the testsmells.org 19-smell academic taxonomy.

dotnet/skills

Detects MSBuild projects with conflicting OutputPath or IntermediateOutputPath.

dotnet/skills

Scaffolds eval.yaml evaluation specs for skills, custom agents, and redistributable gh-aw workflow packages in the dotnet/skills repository.

dotnet/skills

Grade a curated list of individual tests for readiness, A-F quality, and concrete improvements.

dotnet/skills

Use this skill before answering or editing whenever an MSTest v1/v2 project is being upgraded or repaired for v3.

dotnet/skills

Use this skill before answering, planning, or editing any MSTest 3.x-to-4.x upgrade or post-upgrade failure.

dotnet/skills

Use this skill before answering, planning, or editing whenever .NET tests or CI are switching from VSTest to Microsoft.Testing.Platform (MTP), or an MTP migration behaves differently.

dotnet/skills

Classifies existing tests by standard traits and reports their distribution.

dotnet/skills

Create, modify, debug, or review Windows Forms applications only when the request contains a concrete Windows Forms marker.

dotnet/skills

ALWAYS USE for test work that requires changes: write, add, generate, repair, or strengthen tests for existing code in xUnit, MSTest, NUnit, pytest, Vitest/Jest, Go, or another framework.

dotnet/skills

Analyze an MSBuild solution, solution filter, or Build.proj that schedules multiple project files.

dotnet/skills

Audits .NET test mock usage by tracing each mock setup through the production code's execution path to find dead, unreachable, redundant, or replaceable mocks.

dotnet/skills

Applies cross-parameter default rules when creating .NET projects with dotnet new, filling gaps consistently without overriding values the user set explicitly.

dotnet/skills

Guides migration of .NET Framework Thread.Abort usage to cooperative cancellation in modern .NET.

dotnet/skills

Use only for MSBuild failure investigation, build-performance analysis, or review of existing build XML/extension contracts.

dotnet/skills

Audit a test file or suite; produce a severity-ranked diagnostic report.

dotnet/skills

Plan complex Blazor UI features by decomposing them into focused components.

dotnet/skills

Legacy compatibility alias for the code-testing skill. An agent skill from dotnet/skills.

dotnet/skills