Online Code Formatter & Beautifier Tool – Beautify HTML, CSS, JS & JSON Instantly

Welcome to the top Online Code Formatter, your go-to tool for beautifying and formatting messy or minified code. Whether you’re a web developer, student, or coding hobbyist, this tool helps you write clean, readable, and professional-quality code instantly.

Select Language: Paste Your Code: Formatted Code:

Why Use an Online Code Formatter?

Unformatted or minified code is hard to read and maintain. That’s where a reliable Online Code Formatter becomes essential. Whether it’s copied from forums, legacy projects, or minified by build tools, our formatter restructures it for clarity and consistency. Just paste your code and click — it’s that simple.

Supported Code Formats

Our Online Code Formatter supports the most widely used languages for modern web development:

HTML Formatter – Indents and organizes your HTML tags properly.
CSS Beautifier – Makes your CSS more readable and structured.
JavaScript Formatter – Applies best practices and syntax alignment for JS code.
JSON Beautifier – Converts compressed JSON into a readable structure.

How to Use the Online Code Formatter

Select the language of your code (HTML, CSS, JS, or JSON).
Paste your raw or minified code into the input area.
Click the Beautify Code button to reformat.
Copy the clean, beautiful code from the output box.

It’s fast, free, and completely browser-based. No installations or plugins required.

Key Benefits

Free forever – No subscriptions or hidden fees.
Use anonymously – No registration required.
Cross-browser support – Works on Chrome, Firefox, Safari, and Edge.
Mobile-friendly – Fully responsive tool for phones and tablets.
Secure – We do not store or transmit your code to any server.

Use Cases

Frontend Developers – Clean up HTML, CSS, and JS snippets.
Backend Developers – Format API outputs like JSON.
Teachers and Students – Present well-formatted code for assignments or demos.
Bloggers – Improve code presentation in articles.
Testers and Debuggers – Make broken code readable again.

Whether preparing for an interview or cleaning legacy code, our Online Code Formatter boosts productivity and readability.

FAQ – About the Online Code Formatter

What is an Online Code Formatter?
It’s a tool that restructures your code using standard formatting rules like indentation, spacing, and syntax highlighting.

Is it free to use?
Yes, our Online Code Formatter is 100% free, with no limits or login needed.

Does it work on mobile?
Absolutely. This tool is mobile-friendly and fully responsive.

Helpful Resources

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