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HTML Entity Encoder

Convert text to HTML entities.

What Is a HTML Entity Encoder?

The HTML Entity Encoder converts text into HTML entities. Special characters like <, >, &, and " are replaced with named entities (&lt;, &gt;, &amp;, &quot;), and every non-ASCII character becomes a numeric entity, preventing code injection and display issues in web pages. This free online tool is useful for HTML entity encoder, HTML escape tool, escape HTML online. Common use cases include safe HTML output, templates, web development, and text containing special characters. It is designed for quick browser-based hashing, encoding, decoding, encryption testing, checksum comparison, identifier generation, and cryptography education. For production security, follow the algorithm's current standards, key-management requirements, and application-specific security guidance.

How to Use This HTML Entity Encoder

  1. 1
    Choose the operationDecide whether you need to encode or decode the input.
  2. 2
    Enter the dataPaste the text, URL, hexadecimal value, binary value, or encoded string.
  3. 3
    Validate the formatUse the character set and input rules described by the tool.
  4. 4
    Review the resultThe converted representation appears immediately.
  5. 5
    Copy the outputUse it in your development, debugging, education, or data-processing workflow.

Frequently Asked Questions

Encoding user-generated text as HTML entities prevents XSS attacks by ensuring the browser renders the text literally instead of interpreting markup or JavaScript.
A numeric entity like &#8594; is the decimal or hex Unicode code point of a character. This encoder uses decimal references for all non-ASCII characters.

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