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.NET 8 to .NET 9 Migration Guide

Community

Seamlessly upgrade .NET projects from 8 to 9.

Software Engineering#development#project management#code analysis#migration#upgrade#C##.NET
Authorlawless-m
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This Skill provides comprehensive guidance and automated checks to simplify the migration of .NET projects from version 8 to version 9, addressing common breaking changes and ensuring a smooth upgrade path.

Core Features & Use Cases

  • Pre-Migration Analysis: Identifies and helps fix compatibility issues in .NET 8 code before the actual upgrade, minimizing future problems.
  • Automated Fixes: Provides patterns and commands to resolve common issues like string literal parsing, ImplicitUsings conflicts, and test data compilation.
  • Full Migration Checklist: Guides through the entire upgrade process, from updating target frameworks and NuGet packages to final verification.
  • Use Case: You have a large .NET 8 solution and need to prepare it for a future .NET 9 upgrade. Use this Skill to scan your codebase, identify problematic string literals, and automatically apply fixes, ensuring your code is ready when .NET 9 becomes available.

Quick Start

Analyze my .NET 8 codebase for potential .NET 9 migration issues and provide a readiness report.

Dependency Matrix

Required Modules

None required

Components

Standard package

💻 Claude Code Installation

Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.

Please help me install this Skill:
Name: .NET 8 to .NET 9 Migration Guide
Download link: https://github.com/lawless-m/Toberboon/archive/main.zip#net-8-to-net-9-migration-guide

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
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