Building Modern Web Applications with ASP.NET Core Blazor is the ultimate guide to developing high-quality web applications with Blazor and .NET Core. Written by an experienced developer, this book provides a comprehensive overview of Blazor's architecture, components, deployment options, and best practices for optimizing performance and scalability. It begins by introducing WebAssembly, the technology that makes Blazor possible. It then discusses the different hosting models available for Blazor applications. Next, the book covers the basics of building Blazor applications, including how to create components, handle user input, and navigate between pages. The book then delves into more advanced topics, such as uploading and downloading files, using .NET and JavaScript interoperability, connecting to the world with HTTP, persisting data with EF Core, and protecting your application with identity.