Beautifier · JavaScript
Beautify JavaScript
Paste minified or messy JavaScript below and hit Beautify to format it. It re-indents and spaces your code with js-beautify so packed or one-line scripts become readable again. Choose your indentation and copy or download the result.
Input
Output
Your result appears here
Paste code, pick a mode, then hit the button.
Tip: press ⌘Enter (or CtrlEnter) to run.
Frequently asked questions
Is the JavaScript beautifier free?
Yes. Neatly's JavaScript beautifier is completely free, needs no sign-up, and has no usage limits.
Can Neatly unminify JavaScript?
Yes. Neatly re-indents and reformats minified JavaScript into readable code, though original variable names cannot be recovered once they were shortened.
Is my JavaScript kept private?
Your JavaScript is processed on the fly and never stored or shared — nothing is saved on our servers.