Agreed. Roslyn analyzers, code generators, refactoring providers and other extension points are not designed for application developers but are rather building

Agreed. Roslyn analyzers, code generators, refactoring providers and other extension points are not designed for application developers but are rather building blocks. We built a code generation and analysis framework based on these Roslyn extension points. It's called Metalama: https://doc.postsharp.net/metalama https://doc.postsharp.net/metalama.