Format Minified and Unformatted JavaScript Code with Proper Indentation, Line Breaks, and Readability — Perfect for Developers Who Need Clean, Well-Organized Code Structure

JS Formatter is a useful tool that lets you format JavaScript code, whether minified or unformatted. It will properly indent the code and add line breaks so that the code makes perfect sense.

Key Features:

• Automatic indentation detection — intelligently formats code with proper spacing and nesting levels • Line break insertion — adds logical breaks between statements and blocks for enhanced readability • Minified code expansion — takes compressed JavaScript and transforms it into human-readable format • Bracket and brace alignment — ensures proper formatting of function declarations, loops, and conditional statements • Consistent code style — applies uniform indentation standards across your entire JavaScript file

How It Works:

• Paste or upload your JavaScript code — the tool accepts raw code, minified files, or unformatted scripts • Select your preferred indentation style — choose between space-based or tab-based formatting options • Click format — the tool analyzes your code structure and applies formatting rules automatically • Review the results — formatted code appears instantly with proper line breaks and indentation • Copy or download — save the formatted code to your clipboard or download as a file

Common Use Cases:

• Beautifying minified production JavaScript — expand compressed code into a readable format for debugging and analysis • Reformatting inherited code — standardize code from different sources or development teams • Improving readability before code review — make scripts easier to read during peer review processes • Preparing code for documentation — format code examples for technical documentation and tutorials • Debugging complex scripts — untangle difficult-to-read code to identify logic errors and issues

Privacy & Performance:

• Client-side processing — your JavaScript code is formatted directly in your browser with no server transmission • No data storage — code is never saved, logged, or retained after formatting • Fast processing — even large JavaScript files format in seconds with instant results • Safe for proprietary code — keep your scripts completely private and protected during formatting