HTML Encoder/Decoder
Encode or decode HTML entities online. Convert special characters to HTML entities and back.
About HTML Encoder/Decoder
Our HTML Encoder converts special characters like <, >, &, and " into their HTML entity equivalents (<, >, &, ") to safely embed content in HTML. The decoder reverses the process.
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Your privacy is built in
Everything in HTML Encoder/Decoder runs locally in your browser — your data never leaves your device and is never uploaded to a server, so nothing you enter is stored or seen by anyone else. No account, no sign-up, no watermark, and completely free.
Frequently asked questions
Why do I need to encode HTML?
Encoding prevents HTML injection and XSS attacks by converting < > & " characters into safe entity references.
What are HTML entities?
HTML entities are codes that represent characters that have special meaning in HTML or are not available on standard keyboards.