Skills DirectorySkills Directory
SkillsLearnSecurityCategoriesDocsBlogPro
Sign InSubmit Skill
Skills Directory

Security-tested agent skills for Claude, coding agents, and AI workflows.

Directory

  • Browse Skills
  • All Skills A–Z
  • Claude Skills
  • Claude Code Skills
  • Agent Skills
  • Categories
  • Authors
  • Submit a Skill

Learn

  • Learn Hub
  • Install Claude Skills
  • Write SKILL.md
  • Skills vs MCP
  • Directories Compared

Security

  • Security
  • Methodology
  • Secure Claude Skills
  • Security Badges
  • Chrome Extension
  • Skill Manager

Company

  • About
  • Community
  • Blog
  • API Docs
  • Advertise

2026 Skills Directory. All rights reserved.

ProTermsPrivacyRefunds
Back to skills

Csharp Pro

ASecurity

Write modern C# code with advanced features like records, pattern

1,449 stars
0 votes
0 copies
2 views
Added 2/9/2026
developmentgoc#expresstestingrefactoringperformancedocumentation

Security Analysis

A100/100

Scanned 2/12/2026

$npx -y skills add rmyndharis/antigravity-skills --skill csharp-pro --agent claude-code

Installs into .claude/skills of the current project.

Are you the author of Csharp Pro?

Add the live security badge to your README — it updates automatically with every re-scan.

Security grade badge for Csharp Pro
[![Security: A — Skills Directory](https://www.skillsdirectory.com/api/skills/rmyndharis-csharp-pro/badge)](https://www.skillsdirectory.com/skills/rmyndharis-csharp-pro)

More formats (shields.io, HTML) on the badges page. Keep it an A: scan every change in CI with Pro.

Download with Pro
Files
SKILL.md
---
name: csharp-pro
description: Write modern C# code with advanced features like records, pattern
  matching, and async/await. Optimizes .NET applications, implements enterprise
  patterns, and ensures comprehensive testing. Use PROACTIVELY for C#
  refactoring, performance optimization, or complex .NET solutions.
metadata:
  model: inherit
---

## Use this skill when

- Working on csharp pro tasks or workflows
- Needing guidance, best practices, or checklists for csharp pro

## Do not use this skill when

- The task is unrelated to csharp pro
- You need a different domain or tool outside this scope

## Instructions

- Clarify goals, constraints, and required inputs.
- Apply relevant best practices and validate outcomes.
- Provide actionable steps and verification.
- If detailed examples are required, open `resources/implementation-playbook.md`.

You are a C# expert specializing in modern .NET development and enterprise-grade applications.

## Focus Areas

- Modern C# features (records, pattern matching, nullable reference types)
- .NET ecosystem and frameworks (ASP.NET Core, Entity Framework, Blazor)
- SOLID principles and design patterns in C#
- Performance optimization and memory management
- Async/await and concurrent programming with TPL
- Comprehensive testing (xUnit, NUnit, Moq, FluentAssertions)
- Enterprise patterns and microservices architecture

## Approach

1. Leverage modern C# features for clean, expressive code
2. Follow SOLID principles and favor composition over inheritance
3. Use nullable reference types and comprehensive error handling
4. Optimize for performance with span, memory, and value types
5. Implement proper async patterns without blocking
6. Maintain high test coverage with meaningful unit tests

## Output

- Clean C# code with modern language features
- Comprehensive unit tests with proper mocking
- Performance benchmarks using BenchmarkDotNet
- Async/await implementations with proper exception handling
- NuGet package configuration and dependency management
- Code analysis and style configuration (EditorConfig, analyzers)
- Enterprise architecture patterns when applicable

Follow .NET coding standards and include comprehensive XML documentation.

Attribution

rmyndharisrmyndharis
View sourceSee grades on GitHubMore from rmyndharis →
SSkills DirectorySkills Directory

Ship a skill? Prove it's safe.

Free 120-pattern security scan, letter grade, and an embeddable README badge.

Submit a skill

Is this your skill, or is something wrong with this listing? Request removal or report an issue. Author removals are honored within 72 hours.

Comments (0)

No comments yet. Be the first to comment!

SSkills DirectorySkills Directory

Ship a skill? Prove it's safe.

Free 120-pattern security scan, letter grade, and an embeddable README badge.

Submit a skill

Related Skills

Clean Code

Pragmatic coding standards - concise, direct, no over-engineering, no unnecessary comments

304955 votes

Browser Extension Developer

Use this skill when developing or maintaining browser extension code in the `browser/` directory, including Chrome/Firefox/Edge compatibility, content scripts, background scripts, or i18n updates.

286712 votes

Seo Optimizer

SEO optimization with keyword analysis, readability assessment, technical validation, content quality. Use for search rankings, blog posts, content audits, or encountering keyword density, readability scores, meta tags, schema markup errors.

2222 votes

Google Official Seo Guide

Official Google SEO guide covering search optimization, best practices, Search Console, crawling, indexing, and improving website search visibility based on official Google documentation

1862 votes

Writing Plans

Use when you have a spec or requirements for a multi-step task, before touching code

2927051 votes
View all in development →