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JavaScript Beautifier Tool

Format and beautify your JavaScript code for better readability and maintainability

Real-time results
100% Free

Formatting Options

JavaScript Syntax Highlighting

Color Legend

function - Keywords
functionName - Functions
"string" - Strings
123 - Numbers
+ - * / - Operators
// comment - Comments

Formatting Rules

  • Proper indentation for code blocks
  • Consistent spacing around operators
  • Line breaks between statements
  • Proper bracket placement
  • Preserved comments and structure
  • Consistent semicolon usage

About JavaScript Beautification

JavaScript beautification formats messy or minified JavaScript code into properly indented and readable code, making it easier to maintain and debug.

This includes:

  • Proper indentation with consistent spacing
  • Line breaks between statements and functions
  • Consistent spacing around operators and brackets
  • Preservation of comments
  • Proper formatting of functions, loops, and conditionals
  • Consistent semicolon usage
  • Organized code structure

Benefits:

  • Improved code readability and maintainability
  • Easier debugging and troubleshooting
  • Better collaboration with team members
  • Professional code appearance
  • Easier code reviews and version control
  • Faster onboarding for new developers