Using real-time communication with SignalR allows users to interact with the application without needing to refresh the screen to get updates. This post provides an overview of setting up SignalR in a .NET Core application. In this example, we’ll use a .NET Core API as the backend and Angular as the frontend. We implemented this type of communication on dashboard pages to display workflow status details. Backend implementation .NET Core API After you include SignalR package in your project, register it during startup.