HTML Encoder Decoder Online
Free online tool to encode or decode html entities. Fast, private, and easy to use with no login required. All processing happens in your browser.
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About HTML Encoder & Decoder
This free online HTML encoder and decoder tool helps you safely encode HTML content for display or decode HTML entities back to readable text. Essential for web security and content processing.
Key Features
- HTML encoding to convert tags and special characters to safe entities
- HTML decoding to convert entities back to readable characters
- Smart entity handling that preserves existing entities during encoding
- File upload support for batch processing of HTML files
- Real-time validation of HTML content and entities
- Auto-validation as you type for instant feedback
- Copy to clipboard or download results as files
Use Cases
- Code display - show HTML code safely on web pages without execution
- Content security - prevent XSS attacks by encoding user input
- Data processing - clean and prepare HTML content for databases
- Email templates - encode HTML for safe email transmission
- Documentation - display HTML examples in tutorials and guides
- Form handling - process form data containing HTML characters
Supported Formats
Related Keywords
Security Note
Always encode user-generated HTML content before displaying it on web pages to prevent XSS (Cross-Site Scripting) attacks. This tool helps make HTML content safe for display by converting potentially dangerous characters to harmless entities.
Privacy & Security
All processing happens locally in your browser. Your data never leaves your computer, ensuring complete privacy and security.
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