Integrating Scalar API Documentation in ASP.NET Core

Integrating Scalar API Documentation in ASP.NET Core Modern APIs require clear and interactive documentation so developers can easily understand and test endpoints. Scalar is a modern API documentation UI built on top of OpenAPI , providing a clean and developer-friendly interface for exploring APIs. In this article, we will integrate Scalar API Documentation into an ASP.NET Core Web API project. What is Scalar? Scalar is a modern API documentation tool designed for OpenAPI specifications. It allows developers to: Explore API endpoints View request and response schemas Test APIs directly from the browser Generate ready-to-use client code examples Compared to traditional documentation tools, Scalar provides a more modern and intuitive user interface. Step 1 — Install Scalar Install the Scalar.AspNetCore NuGet package. dotnet add package Scalar.AspNetCore --version 2.1.13 Or install it from NuGet: https://www.nuget.org/packages/Scalar.AspNetCore Step 2 — Configure Services Open Program.c