Updated for 2026 • 100% Free Online Developer Tool
Free HTML Entity Encoder & Decoder
An HTML entity encoder replaces reserved HTML characters like less-than (<), greater-than (>), and ampersand (&) with their corresponding character entities to prevent XSS security issues.
Converted Output
100% Client-Side Code Execution
Your code and markdown never leave your browser sandbox. No server requests, no telemetry, and zero tracking.
Zero Server Logs
Why Encode HTML Characters?
- Code Display on Blogs: Display raw HTML snippets on websites without the browser executing them as actual markup.
- XSS Prevention: Escape user inputs to prevent cross-site scripting vulnerabilities.
- XML & RSS Compatibility: Ensure special characters conform to strict XML and RSS feed standards.
Verified by ConvertStuff Web Development Editorial Board
Updated August 2026How to Use Free HTML Entity Encoder & Decoder in 3 Simple Steps
1
Paste Raw HTML
Enter the text or HTML code containing special characters.
2
Instant Encoding
Special characters are converted into safe HTML entities (&, <, >).
3
Copy Encoded Code
Copy the escaped string for safe web use.
Frequently Asked Questions
Which characters are encoded by default?
The encoder converts & (ampersand), < (less-than), > (greater-than), " (double quote), and ' (single quote) into safe HTML entity equivalents.