Online code beautifiers are very useful when you need to work with any messy code.

Dirty Markup is a free web-based application for cleaning up such code very easily.

Dirty Markup

It has support for HTML(5), CSS and JavaScript by combining the powers of the popular HTML Tidy, CSS Tidy and JS Beautify.

The editor used is the simple + functional AceEditor and there are multiple options for each beautifier to get the best results.

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