ToolsForNerds

HTML Entity Encoder & Decoder

Encode special characters to HTML entities or decode them back to prevent XSS attacks

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Common HTML Entities Reference

&lt; → <
&gt; → >
&amp; → &
&quot; → "
&apos; → '
&copy; → ©
&reg; → ®
&trade; → ™
&euro; → €
&nbsp; → (non-breaking space)
Security Note: Always encode user input before displaying it in HTML to prevent XSS (Cross-Site Scripting) attacks.

About the HTML Entity Encoder & Decoder

Encode special characters to HTML entities or decode HTML entities back to readable text. Essential for web development, preventing XSS attacks, and displaying special characters correctly in HTML.

Features:

  • Encode text to HTML entities (named and numeric)
  • Decode HTML entities to plain text
  • Support for named entities (&lt;, &gt;, &amp;, etc.)
  • Support for numeric entities (&#60;, &#x3C;, etc.)
  • Unicode character support
  • Copy to clipboard functionality
  • Character count for input and output

Use Cases:

  • Prevent XSS (Cross-Site Scripting) attacks
  • Display special characters in HTML
  • Escape user input for safe HTML rendering
  • Debug HTML entity issues
  • Email template development
  • XML/HTML data processing
  • Content management systems

Common HTML Entities:

  • &lt; → < (less than)
  • &gt; → > (greater than)
  • &amp; → & (ampersand)
  • &quot; → " (quotation mark)
  • &apos; → ' (apostrophe)
  • &nbsp; → non-breaking space