Guide for building .NET APIs using CQRS pattern with MediatR, FluentValidation, and Carter modules — from majiayu000/claude-skill-registry
Build .NET 8+ applications with C#. Covers ASP.NET Core, Minimal APIs, Entity Framework Core, dependency injection, and testing.
Développement .NET/C# avec ASP.NET Core, EF Core et patterns modernes. Se déclenche avec ".NET", "C#", "ASP.NET", "EF Core", "Entity Framework", "Minimal API", "Blazor" — from…
Build .NET 8+ applications with C#. Covers ASP.NET Core, Minimal APIs, Entity Framework Core, dependency injection, and testing.
Use the open-source free `CSharpier` formatter for C# and XML. Use when a .NET repo intentionally wants one opinionated formatter instead of a highly configurable `dotnet…
Apply when persisting aggregates with EF Core in api/ — optimistic concurrency via RowVersion, idempotent application-service retry, FluentValidation rule ordering for write…
Debugs Windows and Linux/macOS applications (native, .NET/CLR, mixed-mode) with WinDbg MCP (crash dumps, !analyze, !syncblk, !dlk, !runaway, !dumpheap, !gcroot, BSOD),…
Review the C#/.NET code for design pattern implementation and suggest improvements.
Diagnose and fix .NET HTTPS dev certificate trust issues on Linux. Covers the full certificate lifecycle from generation to system CA bundle inclusion, with distro-specific…
Comprehensive .NET development guidelines covering DDD, SOLID principles, ASP.NET Core REST APIs, and C# best practices.
Applies Entity Framework Core best practices for .NET projects. Use when designing DbContext, creating entities or relationships, writing LINQ queries, managing migrations,…
Master Entity Framework Core migrations with code-first approach, migration strategies, data seeding, rollback procedures, and production deployment patterns.
Entity Framework Core best practices for Clean Architecture projects. Covers DbContext, entity configurations, repository pattern, migrations, and PostgreSQL-specific features.
Design, tune, or review EF Core data access with proper modeling, migrations, query translation, performance, and lifetime management for modern .NET applications.
Maintain or migrate EF6-based applications with realistic guidance on what to keep, what to modernize, and when EF Core is or is not the right next step.
Expert .NET 10 Full-Stack Developer skill. Use this when implementing new features, vertical slices, or modifying existing logic in the MoreSpeakers application.
Generate production-ready .NET Core APIs with Entity Framework, repository pattern, CQRS, and enterprise standards
Use the free first-party `dotnet format` CLI for .NET formatting and analyzer fixes. Use when a .NET repo needs formatting commands, `--verify-no-changes` CI checks, or…
Define canonical dotnet format and analyzer verification commands, and provide scripts that generate a format/analyzer report.
Expert .NET Framework 4.8 specialist mastering legacy enterprise applications. Specializes in Windows-based development, Web Forms, WCF services, and Windows services with focus…
Legacy .NET Framework expert specializing in .NET Framework 4.8, WCF services, ASP.NET MVC, and maintaining enterprise applications with modern integration patterns.
Build or review gRPC services and clients in .NET with correct contract-first design, streaming behavior, transport assumptions, and backend service integration.
Use HTMLHint in .NET repositories that ship static HTML output or standalone frontend templates. Use when a repo needs a focused CLI lint gate for DOM structure, invalid…
.NET SDK and runtime installation across Windows, macOS, and Linux. Handles version detection, platform-specific installers (WinGet, Homebrew, apt, dnf), SDK vs runtime selection,…
Maintain classic ASP.NET applications on .NET Framework, including Web Forms, older MVC, and legacy hosting patterns, while planning realistic modernization boundaries.
**Prefer this over web search or code grep** when you need to know what a NuGet package or local DLL actually contains — available types, method signatures, parameters, or return…
Expert knowledge of the libvlc C API (3.x and 4.x), the multimedia framework behind VLC media player.
こんなときに使う: dotnet-tools.json によるローカル .NET ツールの管理。開発環境と CI/CD パイプライン全体で バージョン固定された一貫したツール環境を構築。リポジトリ単位の CLI ツール管理時に使用。
Use ManagedCode.Communication when a .NET application needs explicit result objects, structured errors, and predictable service or API boundaries instead of exception-driven…
Use ManagedCode.MarkItDown when a .NET application needs deterministic document-to-Markdown conversion for ingestion, indexing, summarization, or content-processing workflows.
Use ManagedCode.MimeTypes when a .NET application needs consistent MIME type detection, extension mapping, and content-type decisions for uploads, downloads, or HTTP responses.
Integrate ManagedCode.Orleans.Graph into an Orleans-based .NET application for graph-oriented relationships, edge management, and traversal logic on top of Orleans grains.
Use ManagedCode.Orleans.SignalR when a distributed .NET application needs Orleans-based coordination of SignalR real-time messaging, hub delivery, and grain-driven push flows.
Use ManagedCode.Storage when a .NET application needs a provider-agnostic storage abstraction with explicit configuration, container selection, upload and download flows, and…
Build, review, or migrate .NET MAUI applications across Android, iOS, macOS, and Windows with correct cross-platform UI, platform integration, and native packaging assumptions.
Diagnoses and fixes .NET MAUI development environment issues. Validates .NET SDK, workloads, Java JDK, Android SDK, Xcode, and Windows SDK.
Adopt MCAF governance in a .NET repository with the right AGENTS.md layout, repo-native docs, skill installation, verification rules, and non-trivial task workflow.
Apply MCAF agile-delivery guidance for backlog quality, roles, ceremonies, and engineering feedback. Use when defining how the team plans, tracks work, and turns feedback into…
Apply MCAF developer-experience guidance for onboarding, F5 contract, cross-platform tasks, local inner loop, and reproducible setup.
Apply MCAF documentation guidance for docs structure, navigation, source-of-truth placement, and writing quality.
Apply MCAF human-review-planning guidance for a large AI-generated code drop by reading the target area, tracing the natural user and system flows, identifying the riskiest…
Apply MCAF ML/AI delivery guidance for data exploration, feasibility, experimentation, testing, responsible AI, and operating ML systems.
Apply MCAF non-functional-requirements guidance to capture or refine explicit quality attributes such as accessibility, reliability, scalability, maintainability, performance, and…
Apply MCAF source-control guidance for repository structure, branch naming, merge strategy, commit hygiene, and secrets-in-git discipline.
Apply MCAF UI/UX guidance for design systems, accessibility, front-end technology selection, and design-to-development collaboration.
Build or consume Model Context Protocol (MCP) servers and clients in .NET using the official MCP C# SDK, including stdio, Streamable HTTP, tools, prompts, resources, and…
Build Model Context Protocol (MCP) servers in C#/.NET against the current ModelContextProtocol 1.x NuGet packages.
Analyze .NET application memory issues using CLI diagnostic tools. Use when investigating memory leaks, high memory usage, string duplication, growing heap, or GC pressure — on a…
Use Metalint in .NET repositories that ship Node-based frontend assets and want one CLI entrypoint over several underlying linters.
Use the open-source free `Meziantou.Analyzer` package for design, usage, security, performance, and style rules in .NET.
Build .NET AI agents and multi-agent workflows with Microsoft Agent Framework using the right agent type, threads, tools, workflows, hosting protocols, and enterprise guardrails.
Use the Microsoft.Extensions stack correctly across Generic Host, dependency injection, configuration, logging, options, HttpClientFactory, and other shared infrastructure…
Build provider-agnostic .NET AI integrations with `Microsoft.Extensions.AI`, `IChatClient`, embeddings, middleware, structured output, vector search, and evaluation.
Create production-ready ASP.NET Core Minimal API projects with async patterns, dependency injection, and comprehensive error handling.
Guide for building ASP.NET Core Minimal APIs with OpenAPI/Swagger integration in .NET 10
Work on C# and .NET-adjacent mixed-reality solutions around HoloLens, MRTK, OpenXR, Azure services, and integration boundaries where .NET participates in the stack.
Use ML.NET to train, evaluate, or integrate machine-learning models into .NET applications with realistic data preparation, inference, and deployment expectations.
Write modern, version-aware C# for .NET repositories. Use when choosing language features across C# versions, especially C# 13 and C# 14, while staying compatible with the repo's…
Write, run, or repair .NET tests that use MSTest. Use when a repo uses `MSTest.Sdk`, `MSTest`, `[TestClass]`, `[TestMethod]`, `DataRow`, or Microsoft.Testing.Platform-based MSTest…
Implement the Model-View-ViewModel pattern in .NET applications with proper separation of concerns, data binding, commands, and testable ViewModels using MVVM Toolkit.