Code Formatter & Beautifier

Format, beautify, and minify XML, SQL, CSS, HTML, and JavaScript instantly. Syntax highlighting, line numbers, configurable indent — 100% client-side, nothing leaves your browser.

Indent:
Input
Output
Paste code on the left
and click Format
Ready
0 chars 0 lines

Why use this code formatter?

Five languages. One tool. Zero data transmission.

Five languages in one

Format XML, SQL, CSS, HTML, and JavaScript with a single tool. Switch between languages with one click — your input is preserved per tab.

🔒

100% private

All formatting runs entirely in your browser. No server, no uploads, no tracking. Safe for sensitive SQL queries, internal configs, and proprietary code.

🎨

Syntax highlighting

Color-coded output per language type — tags, keywords, strings, comments, and more each get distinct colors for instant visual scanning.

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Line numbers

Output always shows line numbers so you can reference specific lines when reviewing or debugging formatted code.

📦

Format & Minify

Beautify for readability or minify to strip all whitespace. Configurable 2- or 4-space indentation for format output.

📋

Copy & Download

One-click copy the formatted result to clipboard or download it as a properly-named file (.xml, .sql, .css, .html, .js).

Learn more about code formatting

What is XML? A Beginner's Guide

Learn what XML is, why it's still widely used in configs and APIs, and how its structure works.

How to Format SQL for Readability

Practical tips for writing clean, readable SQL that your team can maintain and debug easily.

CSS Formatting Best Practices

The conventions modern CSS teams follow to keep stylesheets readable and maintainable at scale.

HTML vs XML: Key Differences Explained

Both use tags but they're very different. Understand when each format is the right tool.

JavaScript Code Style Guide

The formatting rules and conventions used in modern JS codebases, from indentation to semicolons.

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