FFreeTools

JavaScript Formatter

Format and beautify JavaScript / TypeScript code.

Tool guide

About JavaScript Formatter & Beautifier

Format and beautify JavaScript and TypeScript code online. Auto-indent, fix spacing. Free tool, no signup needed. It is designed for quick everyday work, lightweight validation, and one-off conversions without creating an account.

Related tools

JSON Formatter

Format, validate, and prettify JSON. Error detection with line numbers.

CSS Formatter

Format or minify CSS code. Beautify messy stylesheets instantly.

HTML Formatter

Format and beautify HTML or minify to reduce file size.

SQL Formatter

Format SQL queries with keyword highlighting.

Frequently asked questions

Is JavaScript Formatter & Beautifier free to use?

Yes. JavaScript Formatter & Beautifier is free to use in your browser with no signup required.

Is my data uploaded when I use JavaScript Formatter & Beautifier?

Most FreeTools utilities process data locally in your browser. Tools that call third-party services, such as IP lookup and advertising, are disclosed in the privacy policy.

What can I use JavaScript Formatter & Beautifier for?

Format and beautify JavaScript and TypeScript code online. Auto-indent, fix spacing. Free tool, no signup needed.