Free Online Code Formatter
Format and beautify code in multiple languages. Support for JavaScript, TypeScri...Format and beautify code in multiple languages. Support for JavaScript, TypeScript, HTML, CSS, JSON, SQL, and XML.
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Formatter Features
Why Use Free Online Code Formatter?
Multi-Language Support
Format code in 7 different languages with language-specific rules and syntax awareness.
100% Private
All formatting happens in your browser. Your code never leaves your device.
Customizable Output
Choose your indent style to match your project's coding standards - 2 spaces or 4 spaces.
Instant Formatting
Format code instantly with no server processing. Works offline once the page is loaded.
Handles Minified Code
Take minified, compressed, or poorly formatted code and restore it to a readable format.
Completely Free
No hidden fees, no subscriptions. Format unlimited code for free with no usage limits.
Common Uses for Code Formatter
Debugging
Format minified or obfuscated code to make it readable for debugging purposes.
Code Reviews
Ensure consistent formatting before submitting pull requests and code reviews.
Documentation
Format code snippets for documentation, tutorials, and blog posts.
Learning
Understand code structure better by viewing properly formatted and indented code.
How It Works
Select Your Language
Choose the programming language of your code from the dropdown menu. Options include JavaScript, TypeScript, HTML, CSS, JSON, SQL, and XML.
Choose Indentation
Select your preferred indentation style - 2 spaces or 4 spaces. The formatter will apply this consistently throughout your code.
Format and Copy
Click Format Code to beautify your code. Review the formatted output in the right panel and click Copy to save it to your clipboard.
Tips & Best Practices
Format Before Committing
Run your code through the formatter before committing to version control for consistent, clean diffs.
Use JSON Mode for APIs
When working with API responses, use JSON mode to validate and format the response data.
Check Language Selection
Make sure to select the correct language before formatting - using the wrong language may produce unexpected results.