dotnet-modern-csharp-editorconfig

Generate a repo-root .editorconfig enforcing modern C# 14 code style and analyzer settings.

7|Updated Mar 13, 2026

Search Tags:#csharp #analysis #build #dotnet #code-style #nullable #editorconfig

Ready to run

npx skills add https://github.com/VincentH-Net/dotnet-agentic-engineering --skill dotnet-modern-csharp-editorconfig

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: dotnet-modern-csharp-editorconfig
Source: https://github.com/VincentH-Net/dotnet-agentic-engineering/tree/main/plugins/dotnet/skills/dotnet-modern-csharp-editorconfig
Command: npx skills add https://github.com/VincentH-Net/dotnet-agentic-engineering --skill dotnet-modern-csharp-editorconfig

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Sets up a repo-wide .editorconfig that enforces concise, readable code and modern analyzer rules for .NET 10 / C# 14 projects.

Core Features & Use Cases

Generates a repo-root .editorconfig tailored to modern C# conventions (C# 14 / .NET 10), covering formatting, naming, and analyzer severities.
Includes guidance for required .csproj flags (Nullable, TreatWarningsAsErrors, AnalysisLevel=preview-All, EnforceCodeStyleInBuild) and explains the differences between .NET 8 and .NET 9+ behavior.
Ideal for new repositories or overhauls to standardize style across multi-project solutions.

Quick Start

Run dotnet new mcs-editorconfig in the repository root to generate the .editorconfig.

Frequently Asked Questions about dotnet-modern-csharp-editorconfig

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I enforce modern C# code style across a .NET solution?▼

Generate a repo-root .editorconfig for .NET 10 / C# 14 to enforce modern C# code style, standardizing formatting, naming, and analyzer severities across all projects in the solution.

What .csproj settings are required for .NET 10 analyzer rules?▼

Required .csproj settings for .NET 10 analyzer rules include Nullable, TreatWarningsAsErrors, AnalysisLevel=preview-All, and EnforceCodeStyleInBuild to enforce code style during the build process.

How do I configure a .editorconfig for C# 14 and .NET 10?▼

Run dotnet new mcs-editorconfig in the repository root to generate a .editorconfig tailored to C# 14 and .NET 10 conventions, covering formatting, naming, and analyzer severities.

Does the .editorconfig code style enforcement work differently in .NET 8 vs .NET 9?▼

The .editorconfig guidance explains the differences between .NET 8 and .NET 9+ behavior, ensuring proper code style enforcement and analyzer configuration across different .NET target framework versions.

What is the best way to standardize C# naming and formatting in a new repository?▼

The best way to standardize C# naming and formatting in a new repository is generating a repo-wide .editorconfig that applies opinionated modern C# conventions across multi-project solutions.

Can I use TreatWarningsAsErrors and AnalysisLevel=preview-All for existing .NET projects?▼

Yes, you can apply TreatWarningsAsErrors and AnalysisLevel=preview-All to existing .NET projects during overhauls to standardize analyzer severities and modern C# code style across the solution.