Online HTML Entity Encoder / Decoder — Free HTML Encode Tool
What is an HTML Entity Encoder/Decoder?
HTML entities are special sequences that represent reserved characters in HTML. For example, < becomes < and & becomes &. Without this encoding, browsers might interpret these characters as HTML markup instead of displaying them as text.
Our HTML Entity Encoder/Decoder converts between plain text and HTML entities in both directions. It's essential when you need to display code snippets on a webpage, sanitize user input, or work with HTML-formatted data.
Why Use Our HTML Entity Tool?
- Bidirectional — Encode plain text to HTML entities, and decode entities back to text
- Common entities — Handles
&,<,>,", and' - Instant — One click to convert
How to Use This HTML Entity Encoder/Decoder
- Choose Encode or Decode mode
- Enter your text in the input field
- Click Encode or Decode
- Copy the result
Common HTML Entities
| Character | Entity |
|---|---|
& | & |
< | < |
> | > |
" | " |
' | ' |
Frequently Asked Questions
When should I encode HTML entities?
Always encode user-generated content before displaying it on a webpage to prevent XSS (Cross-Site Scripting) attacks.
Does this encode all entities?
This tool encodes the five most common HTML entities. For full entity encoding, consider using a comprehensive HTML sanitization library.
Is this secure?
Yes. All encoding runs client-side in your browser. Your data is never transmitted.