HTML Encoder / Decoder
TxtTool
HTML Encoder / Decoder
Encode and decode HTML entities online. Convert special characters to HTML entities.
Frequently Asked Questions
What are HTML entities?
Special codes representing characters with meaning in HTML, like < for < and & for &.
When should I encode HTML?
When displaying user-generated content on web pages to prevent XSS attacks and rendering issues.
What is XSS prevention?
HTML encoding neutralizes potentially malicious HTML/JavaScript in user input, preventing Cross-Site Scripting attacks.
How to Use
- Click Process to transform
- Check statistics panel
- Paste text or drag a file into input
- Copy processed text or download
FAQ
What encodings are supported?
UTF-8, ASCII, Latin-1, and other common encodings are handled automatically.
Is there a character limit?
No hard limit. Processes text of any length, though 1M+ characters may take a moment.
Can I undo a transformation?
Original text stays in the input area. Copy it again or re-process with different settings.
Will formatting be preserved?
Text content is preserved. Some transformations may alter whitespace or line breaks.
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