Csharp skills for Claude Code

Find Csharp skills to make your AI agents smarter.

61 skills available

Official only

exceptionless/exceptionless

This skill generates a formatted changelog from git history since the last release tag, including PR links and attribution.

featbit

jinfanzheng/kode-sdk-csharp

This skill provides real-time FeatBit documentation answers for SDK integration, deployment, and feature flag configuration.

project-setup

jeongheonk/c-sharp-custom-marketplace

This skill initializes C#/.NET projects for Claude Code by generating CLAUDE.md and installing context hooks, streamlining setup.

write-script-csharp

windmill-labs/windmill

15.8k

This skill helps you craft C# scripts with a public static Main method, return types, and NuGet integration for quick automation.

fast-endpoints

zeksdev/skills

This skill helps you build high-performance REST APIs with FastEndpoints in ASP.NET Core, speeding development and enforcing REPR patterns.

remove-comments

forge-town/skills

This skill removes comments from simple code files across languages like Python, JavaScript, Java, and Go without altering formatting or logic.

dotnet-dependency

nikiforovall/claude-code-rules

This skill helps you investigate and manage .NET project dependencies with dotnet CLI, revealing why packages are included and identifying outdated or

mjml-email-templates

aaronontheweb/dotnet-skills

359

This skill renders MJML templates into cross-client HTML for transactional emails, simplifying pipelines in .NET with strong variable substitution.

dotnet

yldgio/codereview-skills

This skill helps ensure robust ASP.NET Core apps by applying security, dependency injection, async/await patterns, and middleware best practices.

csharp

openclaw/skills

1.2k

This skill helps you write robust C# by avoiding null traps, async deadlocks, and LINQ pitfalls in real-world code.

dotnet-testing-autofixture-nsubstitute-integration

kevintsengtw/dotnet-testing-agent-skills

This skill streamlines .NET testing by auto-mocking interface dependencies with AutoFixture AutoNSubstitute, reducing boilerplate and improving test resilience.

csharp-test-develop

jeongheonk/c-sharp-custom-marketplace

This skill analyzes legacy C# code to generate unit and integration tests using xUnit, Moq, and FluentAssertions for improved reliability.

dotnet-run-file

nikiforovall/claude-code-rules

This skill lets you run C# code instantly with dotnet run file.cs, including stdin, directives, and quick scripts.

csharp-coding-standards

aaronontheweb/dotnet-skills

359

This skill helps you write modern high-performance C# code using records, value objects, pattern matching, and async design for robust APIs.

dotnet-expert

openclaw/skills

1.2k

This skill helps you design production-grade .NET APIs using clean architecture, CQRS with MediatR, FluentValidation, and modular monolith patterns.

weather

jinfanzheng/kode-sdk-csharp

This skill verifies weather details for a location and time range by consulting authoritative sources and providing verifiable links.

dotnet-testing-private-internal-testing

kevintsengtw/dotnet-testing-agent-skills

This skill guides testing private and internal members in .NET with design-first approaches, reflection, and strategy-based refactoring to improve testability.

csharp-tdd-develop

jeongheonk/c-sharp-custom-marketplace

This skill coordinates test-first C# development by enforcing red green refactor phases and delegating work to a sub-agent for reliable code.

csharp-concurrency-patterns

aaronontheweb/dotnet-skills

359

This skill helps you choose the right .NET concurrency abstraction, guiding async/await, channels, Akka.NET, and avoiding locks.

rail

jinfanzheng/kode-sdk-csharp

This skill helps you retrieve China-focused rail timetables, available tickets, and delays from official sources with source links and local update times.

dotnet-testing-test-output-logging

kevintsengtw/dotnet-testing-agent-skills

This skill guides implementing structured test output and logging in xUnit with ITestOutputHelper, AbstractLogger, and diagnostic tools for .NET tests.

csharp-type-design-performance

aaronontheweb/dotnet-skills

359

This skill helps you design high-performance .NET types by sealing classes, using readonly structs, and deferring enumeration.

jinfanzheng/kode-sdk-csharp

This skill manages email operations via IMAP/SMTP, enabling reading, drafting, and sending with pre-flight safety checks and audit-friendly workflows.

dotnet-testing-awesome-assertions-guide

kevintsengtw/dotnet-testing-agent-skills

This skill helps you write fluent, readable tests with AwesomeAssertions for objects, collections, and exceptions, boosting clarity and diagnostics.

dotnet-devcert-trust

aaronontheweb/dotnet-skills

359

This skill helps diagnose and fix Linux .NET HTTPS dev certificate trust issues from generation to system CA integration.

jinfanzheng/kode-sdk-csharp

This skill provides market mid FX rates for currency pairs with source links and local update times, returning reliable conversions on demand.

dotnet-testing-autofixture-customization

kevintsengtw/dotnet-testing-agent-skills

This skill guides advanced AutoFixture customization for .NET tests, enabling precise data generation with ISpecimenBuilder, DataAnnotations, and fluent

akka-testing-patterns

aaronontheweb/dotnet-skills

359

This skill helps you test Akka.NET actors using Akka.Hosting.TestKit patterns with DI, TestProbes, and in-memory persistence.

memory

jinfanzheng/kode-sdk-csharp

This skill stores and retrieves cross-session user information to personalize interactions, ensuring preferences, identities, and decisions persist across

dotnet-testing-advanced-testcontainers-database

kevintsengtw/dotnet-testing-agent-skills

This skill enables realistic database testing with Testcontainers in .NET, orchestrating containerized SQL Server and PostgreSQL for EF Core and Dapper tests.

ilspy-decompile

aaronontheweb/dotnet-skills

359

This skill decompiles .NET assemblies with ILSpy to reveal implementation details, aiding understanding, debugging, and auditing library behavior.

dotnet-testing-advanced-tunit-advanced

kevintsengtw/dotnet-testing-agent-skills

This skill enables advanced TUnit testing with data-driven, dependency injection, and integration testing techniques to boost reliability and coverage.

microsoft-extensions-dependency-injection

aaronontheweb/dotnet-skills

359

This skill helps organize dependency injection registrations via extension methods, enabling cohesive grouping, reuse in production and tests, and cleaner

dotnet-testing-advanced-webapi-integration-testing

kevintsengtw/dotnet-testing-agent-skills

This skill helps you build advanced WebApi integration tests using WebApplicationFactory, ProblemDetails validation, and multi-container test environments.

skills-index-snippets

aaronontheweb/dotnet-skills

359

This skill helps maintain AGENTS.md and CLAUDE.md indexes to route .NET skills and agents efficiently and automatically.

dotnet-testing-xunit-project-setup

kevintsengtw/dotnet-testing-agent-skills

This skill helps you establish and configure a dotnet xUnit test project with structured layout, csproj settings, and coverage tooling.

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