JavaScript Beautifier Online
Format, beautify, and de-obfuscate minified JavaScript code online. Restores clean indentation, line breaks, and bracket spacing for easy debugging.
Indentation-based formatter — handles most minified code. Strings and regex literals are preserved.
ℹ️ Overview & Capabilities of JS Beautifier
Our beautifier parses JavaScript tokens, aligns function scopes, formats loops, and adds structured line breaks for effortless debugging.
⚡ Key Features & Specifications
Formats functions, objects, conditional blocks, and switch statements with readable indentation.
Turns compressed single-line minified files into organized multi-line structures.
Handles modern ES6+, async/await, arrow functions, destructuring, and JSX expressions.
Code formatting runs in your browser engine with complete confidentiality.
📖 Step-by-Step Guide: How to Use JS Beautifier
Paste your minified, compressed, or compact JS script into the input box.
Click "Beautify JS" to parse tokens and apply indentation.
Review the formatted code and click "Copy" to save to your clipboard.