ASP.NET Core ListStartupServices Middleware Package

A diagnostic middleware nuget package for listing all services registered with Startup in an ASP.NET Core applications.

Getting Started

1. Install the nuget package.
2. Add the following at the bottom of Startup's ConfigureServices method:

services.Configure<ServiceConfig>(config =>
{
    config.Services = new List<ServiceDescriptor>(services);
    
    // optional - default path to view services is /listallservices - recommended to choose your own path
    config.Path = "/mylistallservicespath";
});

1. Add the following to your Configure method (in an if block so it only runs in dev environemnt)

if (env.IsDevelopment())
{
    app.UseShowAllServicesMiddleware();
    app.UseDeveloperExceptionPage();
}

If it's working you should see output like this showing all of your services:

Reference

• Original Sample Article
• Screencast of Extracting Middleware and Publishing to Nuget.org
• Follow ardalis on twitch.tv