JavaScript Formatter
Format and beautify messy or minified JavaScript code online, instantly. Free JS formatter for readable, properly indented output — no sign-up.
Formatted JavaScript will appear here...
Related tools
JSON Formatter
Format, validate, and minify JSON online for free. Instantly catch syntax errors, apply clean indentation, and minify with one click — no sign-up needed.
JSON Statistics
Analyze any JSON document's structure online — node count, depth, size, and type distribution. Free tool for understanding large API responses.
JSON Compare
Compare two JSON documents online and highlight every addition, removal, and change. Free JSON compare tool with key-sorted, noise-free side-by-side results.
SQL Formatter
Format and beautify SQL queries online with dialect-aware indentation, for free. Supports MySQL, PostgreSQL, SQLite, and more — no sign-up.
About JavaScript Formatter
Format and beautify messy or minified JavaScript instantly. • Proper indentation, consistent spacing, and readable structure • Paste minified JS and get clean, formatted output • Useful for reading bundled code, debugging, or code review • Runs entirely in the browser — your code never leaves your machine