Explore the power of building code analyzers using the new C# compiler platform, Roslyn, in this comprehensive conference talk. Discover how to create IDE code fixes and refactoring extensions, enabling you to implement features like moving classes to dedicated files, enforcing coding conventions, and identifying logical issues in code. Delve into the essential components of building analyzers, including techniques for traversing syntax trees and obtaining semantic information about a codebase using Roslyn. Learn how these tools can enhance your development workflow and improve code quality. Additionally, uncover the versatility of Visual Studio Roslyn Analyzers and their potential applications beyond Visual Studio itself.