Code Beautifier Online
Format messy or minified code across HTML, CSS, JS, and JSON. Pick a language tab and beautify instantly.
Same browser tool as Code Minifier.
Drag and drop a file or paste up to 10 MB of code.
All minification and beautification runs locally in your browser. Your code is never uploaded or stored on a server.
About this page
A code beautifier adds indentation and line breaks so you can read, edit, and review source faster.
Switch languages in the tool to format CSS, JavaScript, or JSON with the same local formatter.
How to use
- Paste minified or unformatted code.
- Select HTML, CSS, JS, or JSON if you need a different language.
- Copy or download the beautified output.
FAQ
- Which languages can I beautify?
- HTML, CSS, JavaScript, and JSON are supported in beautify mode.
- Is my code uploaded?
- No. All processing happens locally in your browser.
- Is this tool free?
- Yes. No account is required.