Code Minifiers & Beautifiers

JavaScript Beautifier / Formatter

Formats JavaScript files with the chosen indentation level and brace style: collapsed, expanded or expanded with new line.

• 2, 3, 4 spaces or tabs
• Collapsed, expanded or end-expanded brace styles
• Preserves or normalises blank lines
• Copy-paste or file upload

JavaScript Minifier / Compressor

Compresses JavaScript with no side-effects: removes whitespace and comments, shortens local variable names and applies safe compression optimisations (powered by Terser).

• Safe compression with Terser
• Mangles local variable names
• Optional: keep comments, ES module mode
• Shows the size reduction

CSS Beautifier / Formatter

Formats CSS files with the chosen indentation level for optimal readability.

• 2, 3, 4 spaces or tabs
• One selector per line and blank lines between rules
• Copy-paste or file upload

CSS Minifier / Compressor

Compresses a CSS string or file with no possible side-effect: strips comments and whitespace, removes the last semicolon, shortens colours and zero values.

• Removes whitespace, comments and redundant semicolons
• Shortens hex colours (#AABBCC → #ABC) and rgb() values
• Removes units on zero values and leading zeros
• Shows the size reduction