Ensure your web content renders perfectly and remains secure with our HTML Entity Encoder/Decoder. This tool allows you to instantly convert special characters into their corresponding HTML entities and back again for safe browser display.
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Best Practice
Always encode the five core characters: <, >, &, ", and ' to maintain basic security and layout integrity.
Did You Know?
Using named entities like © makes your source code much easier for other developers to read than using numeric codes.
HTML entities are strings of characters used to represent reserved characters or symbols that cannot be easily typed or might be misinterpreted by a browser. For example, the 'less than' symbol (<) is used to start HTML tags, so to display it as text, you must use the entity <. Encoding ensures that the browser treats these characters as literal text rather than instructions, while decoding restores them to their original form for human readability or processing.
Tip
If you see '' on your webpage, it usually means there is a mismatch between your file encoding and the browser interpretation.
Incorporate HTML entity encoding whenever you are dealing with dynamic content. During API development, ensure that string data sent to a frontend is properly escaped if it contains HTML-sensitive characters. For security practices, always encode data on the server-side before rendering it in an HTML template to mitigate injection vulnerabilities. During debugging, use this tool to quickly verify if a rendering issue is caused by malformed entities or unescaped characters.
Q: Why is the ampersand character special in HTML? A: The ampersand (&) starts every HTML entity, so it must be encoded as &amp; to be displayed literally.
Q: Does this tool support all HTML5 entities? A: Yes, our encoder supports the standard set of named and numeric entities used in modern HTML5 development.
Q: Is it safe to paste sensitive data here? A: Yes, all processing happens locally in your browser, and your data is never stored on our servers.