HTML Formatter

Clean and Beautify Messy HTML Code

Convert unformatted, minified, or messy HTML into a clean, indented, and readable format. Our HTML beautifier helps developers maintain consistent code style and improve readability.

Unformatted HTML

Formatting Options

Indent Size

Use Tabs

Wrap Line Length

HTML Formatting Examples

Basic HTML Structure

Basic

Transform unformatted HTML into clean, readable code

Before (Unformatted)

<html><head><title>Page Title</title></head><body><div class="container"><h1>Welcome</h1><p>This is a paragraph with <a href="#">a link</a>.</p></div></body></html>

After (Formatted)

<html>
  <head>
    <title>Page Title</title>
  </head>
  <body>
    <div class="container">
      <h1>Welcome</h1>
      <p>This is a paragraph with <a href="#">a link</a>.</p>
    </div>
  </body>
</html>

Complex Nested Elements

Complex

Handle deeply nested structures with proper indentation

Before (Unformatted)

<div><header><nav><ul><li><a href="/">Home</a></li><li><a href="/about">About</a></li></ul></nav></header><main><section><article><h2>Article Title</h2><p>Content here.</p></article></section></main></div>

After (Formatted)

<div>
  <header>
    <nav>
      <ul>
        <li>
          <a href="/">Home</a>
        </li>
        <li>
          <a href="/about">About</a>
        </li>
      </ul>
    </nav>
  </header>
  <main>
    <section>
      <article>
        <h2>Article Title</h2>
        <p>Content here.</p>
      </article>
    </section>
  </main>
</div>

Form Elements

Forms

Clean up form HTML with proper structure

Before (Unformatted)

<form><div><label for="name">Name:</label><input type="text" id="name" name="name"></div><div><label for="email">Email:</label><input type="email" id="email" name="email"></div><button type="submit">Submit</button></form>

After (Formatted)

<form>
  <div>
    <label for="name">Name:</label>
    <input type="text" id="name" name="name">
  </div>
  <div>
    <label for="email">Email:</label>
    <input type="email" id="email" name="email">
  </div>
  <button type="submit">Submit</button>
</form>

Common Use Cases

🔧

Minified Code Cleanup

Restore readability to compressed HTML files

📂

Legacy Code Maintenance

Update old codebases with consistent formatting

👥

Team Collaboration

Establish consistent coding standards across projects

👀

Code Review Preparation

Ensure clean, readable code before reviews

🎓

Educational Purposes

Help students understand HTML structure better

📋

Template Organization

Clean up HTML templates and components

About HTML Formatting

Why Format HTML?

Well-formatted HTML improves code readability, making it easier to maintain and debug. Consistent indentation and structure help developers quickly understand the document hierarchy and find specific elements.

Common Formatting Practices

Use consistent indentation (2-4 spaces or tabs)
Place each nested element on a new line
Keep related attributes on the same line as the element tag
Use lowercase for element names and attributes
Always quote attribute values

Formatter Features

Customizable indentation (spaces or tabs)
Adjustable line wrapping
Preserves content spacing
Handles complex nested structures

Benefits of Clean HTML Code

Properly formatted HTML code offers numerous advantages for web developers. It improves collaboration between team members by establishing a consistent coding style that everyone can follow. Clean HTML also makes debugging easier, as developers can quickly identify the structure and locate specific elements or issues. Additionally, well-formatted code is more maintainable in the long run, reducing the time needed for updates and modifications.

When to Use HTML Formatting

HTML formatting is particularly useful when working with minified code, legacy codebases, or code copied from various sources. It‘s also beneficial when establishing coding standards for a project or team. Whether you‘re cleaning up existing code or ensuring consistency across a large codebase, an HTML formatter can save significant time and effort while improving code quality.

Best Practices for HTML Structure

Beyond formatting, maintaining proper HTML structure involves using semantic elements appropriately, ensuring proper nesting of tags, and following accessibility guidelines. Our formatter helps establish the foundation for clean code, but developers should also consider semantic meaning, ARIA attributes, and modern HTML5 elements to create truly well-structured documents.