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Encode and decode HTML entities.
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One task, zero friction: encode and decode html entities. HTML Encoder/Decoder runs right in your browser as part of ToolsMonk's developer tools lineup: no installs, no account, and nothing to configure before you start.
People reach for it most often when they need encoding code or special characters to display safely in html, decoding html entities back to readable characters, and escaping user content to prevent it breaking markup. With nothing to install, an unexpected one-off job takes no longer to start than your regular routine.
If you have been searching for html encoder, html decoder, and html entities, this page covers those jobs with a clean interface, instant output, and no paywall in the way.
| Price | Free, no signup, no paywall, no watermark |
|---|---|
| Works on | Any modern browser: desktop, tablet, and mobile |
| Processing | In your browser, files never leave your device |
| Account required | None |
| Category | Developer Tools |
Paste your text or HTML-entity string
Choose encode or decode
The converted result appears instantly
Copy it into your page or code
Encodes text to HTML entities and decodes entities back to text
Handles reserved characters like < > & " '
Instant conversion in both directions
One-click copy of the result
Runs in your browser, your data is never uploaded
Free, with no signup and no rate limit
Encoding code or special characters to display safely in HTML
Decoding HTML entities back to readable characters
Escaping user content to prevent it breaking markup
Showing literal < > & symbols on a web page
At its core, HTML Encoder/Decoder does one thing well, encode and decode html entities, with instant, accurate results. There is no software to install and no account to create; the tool is ready the moment the page loads.
All processing runs locally in your browser, so your files and data never leave your device. Like every tool in the Developer Tools collection, it works across all modern browsers on desktop, tablet, and mobile: same features, same results, on every device.
HTML Encoder/Decoder converts text to HTML entities and back, escaping the reserved characters, < > & and quotes, that would otherwise be interpreted as markup, so you can display code and symbols literally on a web page.
The need arises because HTML gives certain characters special meaning: < and > define tags, & begins entities, quotes delimit attributes. Encoding turns these into safe entities (<, >, &) so the browser shows the literal character instead of treating it as code, indispensable when you want to display a code snippet or a < symbol on a page.
It's also relevant to security: encoding user-supplied content before placing it in HTML is a core defence against cross-site scripting, since it neutralises injected tags. But real XSS protection is context-dependent, HTML body, attributes, JavaScript, and URLs each need different escaping, so use this tool for understanding and quick tasks, and lean on your framework's built-in, context-aware escaping in production.
Don't confuse it with URL encoding, which escapes characters for URLs rather than HTML, the URL Encoder handles that. Everything runs in your browser with nothing uploaded. Pair it with the other ToolsMonk developer tools for encoding, formatting, and debugging.
Encode < > & and quotes to display code or symbols literally on a web page
For real XSS protection, rely on your framework's context-aware escaping, this is for quick tasks and learning
Use the URL Encoder (not this) when escaping values for URLs
Common questions about this tool, its workflow, and what to expect before you use it.
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Encode and decode HTML entities.
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