Code Beautifier & Formatter
RunDev
Paste your code below and beautify it instantly. Supports HTML, CSS, JavaScript, and SQL formatting with customizable options.Updated 2026-03-11
Ctrl+Enter Run Ctrl+Shift+C Copy output
Frequently Asked Questions
Is this tool free to use?
Yes, completely free. All processing happens in your browser — no data is sent to any server.
Do I need to create an account?
No account or signup required. Just open the tool and start using it immediately.
Is my data safe?
Yes. Everything runs locally in your browser. Your data never leaves your device.
How to Use
- Select formatting options
- Paste your code or data into the input
- Copy the formatted result
- Click Process or press Ctrl+Enter
FAQ
Is the output production-ready?
Yes, generates clean, standards-compliant output suitable for production use.
Which standards does it follow?
Follows the latest official specifications — RFC, W3C, or ECMA as applicable.
Can I integrate this into my workflow?
Bookmark for quick access. The URL updates with settings for sharing configurations.
Does it support large files?
Handles reasonably large inputs. Files over 10MB may take a few seconds depending on your device.
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