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HTML Entity Encoder
Encode special HTML characters (&, <, >, ", ') into their HTML entity equivalents for safe HTML output, or decode HTML entities back to readable text. Essential for preventing XSS attacks and safely rendering user-generated content. No signup.
Updated June 2026
- 1Paste your text or HTML
- 2Encode or decode
- 3Copy the result
How to use HTML Entity Encoder
- 1
Paste your text or HTML
Drop the content you want to encode or decode into the input box.
- 2
Encode or decode
Choose encode to escape special characters into HTML entities, or decode to convert entities back to readable text.
- 3
Copy the result
Grab the converted output with one click.
Frequently asked questions
Everything you need to know about html entity encoder.
HTML characters like <, >, &, and " have special meaning in HTML markup. If you insert user-generated text directly into HTML without encoding, an attacker can inject HTML tags or scripts (XSS attacks). Encoding converts < to < so the browser displays it as text, not interprets it as a tag.
The five core HTML entities: & (ampersand) → &, < (less-than) → <, > (greater-than) → >, " (double quote) → ", and ' (single quote) → '. These cover all XSS injection vectors in HTML attributes and content.
Encode when inserting text into HTML output (templates, user content, emails). Decode when you receive HTML-encoded text and need to display or process the original characters — for example, when parsing HTML-encoded API responses.
The tool encodes the five critical HTML characters. Extended HTML entities (like , é, etc.) can be decoded. Full Unicode-to-entity conversion is available as an option.
Yes. All HTML entity encoding and decoding happens locally in your browser with JavaScript. No text is submitted to any server.
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