Example of interaction between web app and local program

Article here: https://habr.com/ru/post/438166/

In english using google translate

AngularWebApp

Angular web app Demo: https://angular-pfwfrm.stackblitz.io/

CsClientApp

C# .NET Framework 4 app

#LINQPad script

Open interaction.linq in LINQPad to test a local app without Visual Studio