Awesome
ASP.NET Core Diagnostics [Archived]
This GitHub project has been archived. Ongoing development on this project can be found in https://github.com/aspnet/AspNetCore.
Diagnostics middleware for reporting info and handling exceptions and errors in ASP.NET Core, and diagnosing Entity Framework Core migrations errors.
This project is part of ASP.NET Core. You can find samples, documentation and getting started instructions for ASP.NET Core at the AspNetCore repo.