HTML Entity Encoder/Decoder
Professional HTML entity encoding tool for web security. Prevents XSS attacks by properly encoding HTML characters. Supports both basic and full entity encoding modes.
Basic: Encodes only essential HTML characters (&, <, >, ", ')
Full: Encodes all non-ASCII characters as numeric entities ({)
Full: Encodes all non-ASCII characters as numeric entities ({)
Text Input (Encode to HTML Entities)
HTML Entities Output
HTML Entities Input (Decode to Text)
Decoded Text Output
Enter text or HTML entities above to see real-time conversion results.
HTML Entity Encoding
HTML entity encoding converts characters that have special meaning in HTML into their entity equivalents to prevent XSS attacks and display issues.
Common entities:
& → &
< → <
> → >
" → "
' → '
Key Features
• Dual encoding modes - Basic vs Full entity encoding
• XSS prevention - Safe HTML content generation
• Real-time conversion - Instant encoding and decoding
• Bidirectional - Encode and decode in both directions
• One-click copy - Copy results to clipboard instantly
• Unicode support - Handles all characters properly
• No server processing - All conversion happens in browser
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