This document provides an overview of Web Assembly (WASM) and Blazor. It discusses how WASM allows code to run in browsers without plugins and is optimized for speed and size. Examples of WASM usage include games, video editors, and CAD tools. Blazor is introduced as a framework that runs .NET code in browsers using WASM. It follows an MVVM pattern and enables two-way data binding. The document compares Blazor to other technologies and provides resources for learning more.