This repository is part of the blog post: https://blog.georgekosmidis.net/2019/02/08/identityserver4-asp-dotnet-core-api-and-a-client-with-username-password/
Make authenticated requests to IdentityServer4 protected resources, using the IdentityServer4.Contrib.HttpClientService nuget package. It’s open source on github, just follow these Getting Started instructions or check the samples!