Code Unminifier

Beautify & Unminify Your HTML, CSS and Javascript Code.
1

Upload or paste your minified code into the input textarea.

2

Click the "Unminify Code" button to beautify your code instantly.

3

Copy the formatted code from the output area using the "Copy" button.

code upload
or paste your JS code
code output

Your unminified code will appear here

What is Unminify?

Unminify simply means converting compressed or minified code back into a readable, well-formatted form. When JavaScript, CSS, or HTML is minified, spaces, line breaks, comments, and descriptive variable names are removed to reduce file size and improve loading speed. Unminifying restores indentation and line breaks so humans can easily read, understand, debug, or analyze the code, but it cannot recover the original variable names or comments that were removed during minification.

Code window illustration

How Does Unminify Work?

Unminifying works by parsing the structure of the minified code and reformatting it using language rules. The unminifier reads the code, identifies blocks, functions, loops, and expressions, and then inserts proper indentation, line breaks, and spacing to make the code readable again. In some cases, it may also rename variables to more meaningful placeholders, but it cannot restore the original names or comments. Essentially, it doesn’t reverse minification—it reconstructs a clean, readable layout from the existing syntax.

Global compatibility illustration