Code Formatter | HTML/CSS/JS Beautifier | SkyConverterTools

Format, beautify, minify, and validate HTML, CSS, JavaScript, and JSON code instantly. Perfect for developers, web designers, and code review.

Code Input

Upload Code File

Drag & drop your code file here or click to browse

Supports .html, .css, .js, .json, .txt files (Max: 5MB)

Enter Your Code
Quick Examples
Formatting Options
About Code Formatter
  • HTML Formatting: Beautifies HTML with proper indentation and tag hierarchy
  • CSS Formatting: Organizes CSS properties and media queries systematically
  • JavaScript Formatting: Applies consistent spacing, indentation, and brace style
  • JSON Formatting: Validates and formats JSON data with proper structure
  • Syntax Validation: Detects and highlights syntax errors in real-time

Formatted Output

Formatting Results
Language
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Input Size
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Output Size
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Compression
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Validation Results
0 issues
Formatted Code

No Code Formatted Yet

Enter code and click "Format & Beautify" to see results here.

Code Formatting Tips
  • Consistent Indentation: Use 2 or 4 spaces consistently throughout your code
  • Readable Naming: Use descriptive variable and function names
  • Comment Regularly: Add comments for complex logic and important sections
  • Minify for Production: Use minified code in production for better performance
  • Validate Early: Validate code regularly to catch errors early

About Code Formatter

About Code Formatter

Our Code Formatter and Beautifier is an essential tool for developers working with HTML, CSS, JavaScript, and JSON. It helps maintain consistent coding standards, improves readability, and ensures your code follows best practices.

The tool provides intelligent formatting with customizable options, syntax validation, and minification capabilities. It can handle complex nested structures, fix common formatting issues, and provide detailed validation feedback.

Perfect for solo developers, teams, code reviews, and learning programming. Whether you're cleaning up legacy code, preparing code for production, or learning proper formatting conventions, this tool has you covered.

How to Use

  1. Select the programming language: HTML, CSS, JavaScript, or JSON.
  2. Upload a code file or paste your code directly into the editor.
  3. Customize formatting options like indent size, quote style, and brace placement.
  4. Click "Format & Beautify" for readable code or "Minify" for production-ready code.
  5. Review the formatted output and validation results.
  6. Check the statistics for size comparison and compression rate.
  7. Copy, download, or share your formatted code as needed.

Pro Tip: Use the validation feature to catch syntax errors early. For production deployment, always minify your code to reduce file size and improve loading times.