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dotnet-modernize

Analyzes .NET code for modernization opportunities including outdated TFMs, packages, and API patterns.

1|Updated Feb 22, 2026
Search Tags:#code analysis#best practices#refactoring#developer experience#modernization#.net
One-click install
npx skills add https://github.com/rudironsoni/dotnet-agent-harness --skill dotnet-modernize-rudironsoni
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: dotnet-modernize
Source: https://github.com/rudironsoni/dotnet-agent-harness/tree/main/.rulesync/skills/dotnet-modernize
Command: npx skills add https://github.com/rudironsoni/dotnet-agent-harness --skill dotnet-modernize-rudironsoni

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps identify and rectify outdated practices in .NET codebases, ensuring they are up-to-date with modern standards, improving performance, security, and maintainability.

Core Features & Use Cases

  • Target Framework Analysis: Detects and recommends upgrades for outdated .NET Target Framework Monikers (TFMs).
  • Package Modernization: Flags deprecated or superseded NuGet packages and suggests replacements.
  • Pattern Refactoring: Identifies and provides guidance on replacing outdated coding patterns with modern equivalents (e.g., async/await, DI, configuration).
  • Use Case: A development team needs to assess a legacy .NET application for modernization readiness before a major refactoring effort. This Skill can provide a comprehensive report on areas needing attention.

Quick Start

Analyze the current .NET codebase for modernization opportunities.

Frequently Asked Questions about dotnet-modernize

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

FAQPage Schema
How do I analyze a .NET codebase for modernization opportunities?▼

To analyze .NET code for modernization, the Skill examines project files and code structure to identify outdated Target Framework Monikers, deprecated NuGet packages, and superseded API patterns. It then provides actionable recommendations for upgrading to current best practices.

What outdated .NET patterns should I look for when refactoring legacy code?▼

When refactoring .NET code, common outdated patterns include deprecated Target Framework Monikers, superseded NuGet packages, and legacy coding patterns that should be replaced with modern equivalents like async/await, dependency injection, and modern configuration.

Can I detect deprecated NuGet packages in my .NET project automatically?▼

Yes, you can detect deprecated NuGet packages automatically. The Skill flags deprecated or superseded packages during code structure analysis and suggests appropriate replacements to ensure your project uses supported dependencies.

Does this tool require specific project files to identify outdated Target Frameworks?▼

Yes, identifying outdated Target Framework Monikers requires analysis of your .NET project files. The Skill examines these files to detect outdated TFMs and provides recommendations for upgrading to supported framework versions.

What is the best way to assess .NET application modernization readiness before refactoring?▼

The best way to assess modernization readiness is to analyze the .NET codebase for outdated Target Frameworks, deprecated packages, and superseded API patterns. This generates a comprehensive report highlighting areas needing attention before major refactoring.

Why should I upgrade outdated Target Framework Monikers in .NET?▼

Upgrading outdated Target Framework Monikers in .NET ensures your codebase is up-to-date with modern standards. This modernization process improves application performance, security, and long-term maintainability.

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