1. Introduction: The Chaos of Unreadable Web Pages Behind every beautiful website you visit, there is a skeleton. That skeleton is built using HTML (HyperText Markup Language). It defines the headings, paragraphs, images, and buttons that make up the web. When developers write this code, they usually structure it carefully, like an outline for an essay. But when you look at the source code of a live website, or open a file sent by a server, you often see something very different. You see a dense, chaotic wall of text. Thousands of characters are smashed together without spaces or new lines. It looks like this: <div class="header"><h1>Welcome</h1><p>Text here</p></div> To a web browser, this is perfect. It loads fast and runs smoothly. But to a human trying to fix an error or understand the layout, it is a nightmare. You cannot tell where a section starts or ends. This is why the HTML Formatter is one of the most essential tools in web devel...