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What is HTML Encode?
Encode and decode HTML entities. Convert special characters like <, >, &, and quotes to their HTML entity equivalents to prevent XSS attacks and display them correctly in web pages.
Key Features
How to Use HTML Encode
Paste your HTML or text
Select encode or decode
Click Submit to process
Copy the safe output
Common Use Cases
Tips & Best Practices
Always encode user input before displaying on web pages
< becomes < and > becomes >
Encoding prevents browsers from interpreting text as HTML tags
Frequently Asked Questions
Why encode HTML?
Encoding prevents XSS (Cross-Site Scripting) attacks and ensures special characters display correctly instead of being interpreted as HTML.
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HTML Encode is part of our Encoding tools collection at AllInAOne. Use our free online tools for all your encoding needs — no registration required.