Convert special characters to named, decimal, or hex HTML entities.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Type or paste your raw HTML or text containing special characters into the input box.
Choose to encode characters into named entities (&), numeric decimal (&), or hex (&), or decode.
Copy the entity-encoded string to safely embed in web pages without XSS risk.
Essential characters (<, >, &, ", ') and extended Latin/Unicode symbols are covered based on HTML5 specifications.
Yes, named, decimal, and hexadecimal entity references are decoded back to plain text.
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