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HTML → JSX

Convert plain static HTML blocks into clean React JSX components with camelCased attributes and style objects.

Interactive Online Utility

HTML → JSX runs 100% locally in your browser sandbox with zero network roundtrips. Load or paste your code directly into the workspace above to format, parse, validate, or generate your output instantly. 

<div class="card" style="margin-top: 10px; background-color: red;">
  <label for="username">Username</label>
  <input id="username" tabindex="1" readonly onclick="handleClick()" />
  <!-- User avatar -->
  <img src="avatar.png" class="avatar">
</div>
PRO TIP Local Client-Side Processing

Otuls runs 100% locally in your browser. Your data is processed in-memory and never transmitted over external network connections.

Technical Guide & Overview

HTML → JSX is a dedicated developer utility designed to streamline common workflow tasks with zero installation, instant execution, and complete data privacy.

How It Works Under the Hood

The tool leverages modern browser standards (HTML5, WebAssembly, WebGL, and modern ECMAScript) to execute complex computations directly on your local device CPU and GPU without offloading processing to third-party cloud servers.

Authoritative Specifications & Primary Standards

Official specifications, RFCs, and authoritative open-source repositories for HTML → JSX:

Official Manual

Official React specification for JSX syntax rules and differences from HTML.

GitHub Repository

The industry-standard compiler transforming JSX syntax into JavaScript.

Zero-Knowledge Client-Side Sandboxing

Privacy First: This tool operates completely inside your browser with zero remote logging or tracking.