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Free HTML to JSX Converter – Convert HTML for React

Convert HTML to JSX syntax online for free. Automatically converts attributes and class names for React.

HTML Input

JSX Output

How to Use HTML to JSX Converter

1

Paste Your HTML

Paste your HTML code into the input area.

2

Convert to JSX

Click Convert. All HTML attributes are automatically converted to JSX syntax.

3

Copy JSX

Copy your React-ready JSX code to clipboard with one click.

Convert HTML to React JSX Instantly

Copying an HTML snippet straight into a React component almost never works on the first try, because JSX is not HTML — it is JavaScript that looks like HTML, and it follows different rules. Helperzy HTML to JSX Converter handles those differences automatically so you can paste markup from a template, a design export, or a documentation page and get React-ready JSX in one step. The most frequent fixes it applies are attribute renames. JSX uses className instead of class because class is a reserved JavaScript keyword, and htmlFor instead of for because for is a loop keyword. The converter also renames attributes like tabindex to tabIndex, maxlength to maxLength, and the many other HTML attributes that JSX expects in camelCase. Inline styles get special treatment: an HTML style string such as "color: red; font-size: 16px" becomes a JSX object, style={{ color: 'red', fontSize: '16px' }}, with each CSS property converted to its camelCase form. Beyond renaming, the tool closes void elements correctly. Tags like <br>, <img>, <input>, and <hr> are valid in HTML without a closing slash, but JSX requires them to be self-closed as <br />, <img /> and so on, or React will throw a parse error. The converter applies this throughout the markup, including nested structures, so you do not have to hunt for unclosed tags by hand. This is most useful when you are migrating an existing static site to React, lifting markup out of a CSS framework's documentation, or turning a designer's HTML mockup into components. A practical limitation to keep in mind: the converter transforms syntax, not logic. It will not split a large block into separate components, convert inline event handlers like onclick into React's onClick handlers with real functions, or interpret server-side template tags. Treat the output as a clean starting point that you then refine. All conversion runs in your browser, so your code is never uploaded.

Frequently Asked Questions – HTML to JSX Converter

Paste your HTML into Helperzy HTML to JSX Converter and click Convert. Your JSX-compatible code is ready instantly. The tool renames reserved attributes, converts inline styles to objects, and self-closes void tags, so you can drop the result straight into a React component. Everything runs in your browser with no signup required.