Okta (edit)

ASP.NET MVC 5 and ASP.NET Web API 2 (Northwind database)
Backend Web API Tutorial
REST API with Attribute Routing in ASP.NET Web API 2
Build a CRUD App with ASP.NET MVC and Entity Framework Code First
A tutorial to build a CRUD application with ASP.NET Web API 2 and Vue.js
Simple CRUD app written in ASP.NET MVC 4.x with an Angular front end
Secure Your ASP.NET Core App with OAuth 2.0
A CRUD Application built using ASP.NET Core 2.2 and SQLite
React components & helpers that are used in several places