C#

Generate strongly-typed C from JSON Schema using the Roslyn source generator or the corvusjson CLI tool.

corvus-dotnet/Corvus.JsonSchema

Regenerate the OrchardCore.OpenApi module's NSwag-generated C/TypeScript API clients, and verify the regeneration produces a stable (non-reshuffled) diff.

OrchardCMS/OrchardCore

Write Exceptionless C tests using local fixtures, HTTP helpers, and controlled time.

exceptionless/Exceptionless

A skill your agent uses when using the Beehave addon — pure-GDScript behavior trees with composites, decorators, leaves, a blackboard, and a visual runtime debugger

jame581/GodotPrompter

Write modern C code with advanced features like records, pattern matching, and async/await.

davila7/claude-code-templates

Azure AI Search SDK for .NET (Azure.Search.Documents). An agent skill from microsoft/skills.

microsoft/skills

Implement Sign-In with Ethereum (SIWE / EIP-4361) authentication in Blazor with JWT tokens, session management, and AuthorizeView (.NET/C).

Nethereum/Nethereum

Compile C with the Unity-bundled Roslyn compiler without launching or contacting the Unity Editor; reports errors and warnings only.

hatayama/unity-cli-loop

Choosing the right concurrency abstraction in .NET - from async/await for I/O to Channels for producer/consumer to Akka.NET for stateful entity management.

Aaronontheweb/dotnet-skills

Fix MSBuild targets that generate files during the build but those files are missing from compilation or output.

microsoft/testfx

ACTIVATION PREREQUISITE: the request or discovered target must explicitly identify C, .NET, .cs, or .csproj; otherwise stay dormant without invoking this skill.

microsoft/testfx

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.

microsoft/testfx

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…

microsoft/testfx

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

microsoft/testfx

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…

microsoft/testfx

Implementation details for EF Core scaffolding (reverse engineering).

dotnet/efcore

Neo4j .NET Driver v6 — IDriver lifecycle, DI registration (singleton), ExecutableQuery fluent API, ExecuteReadAsync/ExecuteWriteAsync managed transactions, IResultCursor (FetchAsync/ ToListAsync)…

neo4j-contrib/neo4j-skills

Provides instructions to configure, integrate, and verify third-party mediation networks (AppLovin, Meta Audience Network, Unity Ads, etc.) in GDScript and C.

poingstudios/godot-admob-plugin

C and .NET testing patterns with xUnit, FluentAssertions, mocking, integration tests, and test organization best practices.

affaan-m/ECC

Idiomatic C and .NET patterns, conventions, dependency injection, async/await, and best practices for building robust, maintainable .NET applications.

affaan-m/ECC

Generate a TypeScript AppHost from an existing C example AppHost, then add a TypeScriptAppHostTest-based integration test.

CommunityToolkit/Aspire

Shows how to build cameras in Godot 4.3 and later: smooth follow, trauma-based screen shake, camera zones and transitions, with GDScript and C# examples for 2D and 3D.

jame581/GodotPrompter

Add new C APIs to SkiaSharp by wrapping Skia C++ functionality, or review existing API PRs for correctness and style.

mono/SkiaSharp

Add and review C XML documentation comments for SkiaSharp public APIs.

mono/SkiaSharp

Connect browser wallets in Blazor using EIP-6963, MetaMask, or WalletConnect/Reown (.NET/C).

Nethereum/Nethereum

Guidelines for introducing and using nullable reference types (NRT) and System.Diagnostics.CodeAnalysis nullable attributes in C / .NET codebases.

Aaronontheweb/dotnet-skills

Provides file paths to language-specific extension files for the code-testing pipeline.

dotnet/skills

Primary entry skill for C and .NET tasks. An agent skill from managedcode/Storage.

managedcode/Storage

Code review automation for TypeScript, JavaScript, Python, Go, Swift, Kotlin, C, .NET, Java, C, C++, Rust, Ruby, PHP, and Dart/Flutter.

alirezarezvani/claude-skills

.NET timezone handling guidance for C applications. An agent skill from github/awesome-copilot.

github/awesome-copilot

Implement, fix, and refactor Unity C code with unity-cli write tools.

akiojin/unity-cli

Build and review Blazor applications across server, WebAssembly, web app, and hybrid scenarios with correct component design, state flow, rendering, and hosting choices.

managedcode/dotnet-skills

A skill your agent uses when the user asks about using Gemini in an enterprise environment or explicitly mentions Vertex AI, Google Cloud, or Agent Platform.

google/skills

A skill your agent uses when working with C in Godot — conventions, GodotSharp API differences from GDScript, project setup, and interop

jame581/GodotPrompter

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

microsoft/testfx

Embed a full Blazor blockchain explorer with block/transaction browsing, ABI-decoded contract interaction, token pages, EVM debugger, and MUD World browser (.NET/C).

Nethereum/Nethereum

Synchronize documentation with code changes. An agent skill from poingstudios/godot-admob-plugin.

poingstudios/godot-admob-plugin

Run script-like CSharp programs using dotnet run file.cs. An agent skill from NikiforovAll/claude-code-rules.

NikiforovAll/claude-code-rules

Ensure that C types are documented with XML comments and follow best practices for documentation.

github/awesome-copilot

Workflow for publishing skills and agents to the dotnet-skills Claude Code marketplace.

Aaronontheweb/dotnet-skills

Build reactive/event-driven C with R3 (Cysharp's modern reimplementation of Reactive Extensions).

Aaronontheweb/dotnet-skills

Design .NET types for performance. An agent skill from Aaronontheweb/dotnet-skills.

Aaronontheweb/dotnet-skills

Routes .NET/C requests to the correct domain skill and loads coding standards as baseline for all code paths.

novotnyllc/dotnet-artisan

Update integration documentation links and API reference data by synchronizing NuGet package names with their documentation URLs and generating per-package API schemas.

microsoft/aspire.dev

Guide on building GnollHack native C libraries, processing assets with makedefs/levcomp/dgncomp/dlb, packaging nhdat, and compiling the C .NET MAUI frontend for Android, iOS, and Windows.

hyvanmielenpelit/GnollHack

Explore Unity C code without modifying files. An agent skill from akiojin/unity-cli.

akiojin/unity-cli

Analyze cryptographic code to detect operations that leak secret data through execution timing variations.

sickn33/agentic-awesome-skills

Use the open-source free cloc tool for line-count, language-mix, and diff statistics in .NET repositories.

managedcode/dotnet-skills