JavaScript Formatter
Format and beautify JavaScript code with configurable indentation and style options.
Runs entirely in your browser — nothing is uploaded or stored on any server.
About JavaScript Formatter
Updated Jan 2025The JavaScript Formatter parses and re-prints JavaScript source code with consistent indentation, spacing, and line breaks. It handles modern JavaScript syntax including ES2022+, arrow functions, destructuring, and template literals. Useful for reading minified code, standardizing code style, and cleaning up pasted snippets.