Free Online Beautifier Tools For Developers

- List of tools -

JSON Formatter / Beautifier

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Formats a JSON string/file with your desired indentation level creating an object tree with color highlights. You can now clearly identify object constructs (objects, arrays and members). The JSON tree that is created can be navigated by collapsing the individual nodes one at a time if desired.

• Formats your JSON string/file with choice 6 indentation levels: 2 spaces, 3 spaces, 4 spaces, compact mode, JavaScript escaped and tab separated
• Creates a tree representation of the JSON objects for easy navigation
• Color highlights the different construct of your JSON objects
• Supports copy-paste or file upload

HTML Formatter / Beautifier

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Formats a HTML string/file with your desired indentation level. The formatting rules are not configurable but I think it provides the user with the best possible output.

• Formats the HTML with 4 indentation levels: 2 spaces, 3 spaces, 4 spaces and tab separated
• Color highlights the different construct of your HTML document
• Supports copy-paste or file upload

XML Formatter / Beautifier

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Formats a XML string/file with your desired indentation level. The formatting rules are not configurable but it uses a per-element indentation pattern giving the best readability.

• Formats the XML with 4 indentation levels: 2 spaces, 3 paces, 4 spaces and tab separated
• Color highlights the different construct of your XML document
• Supports copy-paste or file upload

JavaScript Beautifier

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Formats your JS files for optimal readability. This JavaScript beautifier tool lets you choose your indentation levels and how you want braces to be generated

• Beautifies your JavaScript using either tabs, 2 spaces, 3 spaces or 4 spaces
• Choose different brace styles: collapsed, expanded, or expanded with new line
• Automatically adds spaces before functions and conditional statements for optimal readability

CSS Beautifier

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Formats your CSS files for optimal readability. This CSS beautifier tool lets you choose your indentation levels.

• Beautifies your CSS using either tabs, 2 spaces, 3 spaces or 4 spaces
• Automatically adds empty lines between definitions

PHP Beautifier

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Formats your PHP files for optimal readability. This PHP beautifier tool lets you choose your indentation levels.

• Beautifies your PHP using either tabs, 2 spaces, 3 spaces or 4 spaces
• Automatically adds empty lines between definitions