HTML Entity Encoder
Encode special characters to HTML entities
About this Tool
HTML Entity Encoder is a free, privacy-first tool built for developers. Encode special characters to HTML entities
â100% Client-Side: All processing happens in your browser. No data is ever sent to our servers.
âFast & Efficient: Instant results with no server roundtrips or delays.
âFree Forever: No sign-up, no limits, no hidden fees. Use as much as you need.
âFile Support: Upload files directly or paste content. Your choice.
âHistory: Your recent conversions are saved locally for quick access.
Disclaimer
This tool is provided for informational and educational purposes only. All processing happens entirely in your browser - no data is sent to our servers. While we strive for accuracy, please verify critical data before use in production environments. FormatKit is not responsible for any data loss, corruption, or issues resulting from tool usage.
How to Use HTML Entity Encoder
Paste your text or HTML code into the input field, and it will be automatically encoded to HTML entities. Special characters like <, >, &, and quotes are converted to their entity equivalents (<, >, &, etc.). All processing happens in your browser - no data is sent to our servers.
Features
- Instant encoding as you type
- Copy encoded text with one click
- Download as .txt or .html file
- Upload HTML files for batch encoding
- History support - reopen past conversions from IndexedDB
Common Use Cases
- Display HTML code: Show HTML examples on web pages without rendering them
- Prevent XSS attacks: Safely display user-generated content by encoding special characters
- Email templates: Ensure special characters display correctly in email clients
- Code documentation: Include HTML snippets in tutorials and documentation
FAQ
Q: Is my data secure?
Yes! All encoding happens entirely in your browser. Your data never leaves your device.
Q: What characters are encoded?
Common special characters like <, >, &, ", and ' are encoded to their HTML entity equivalents (<, >, &, ", ').
Q: Can I upload files?
Yes! You can upload HTML or text files up to 10MB. The entire file will be encoded automatically.