Escape / Unescape (HTML, URL, CSS)
HTML entities, URL percent-encoding, and CSS identifier escaping — all in one tool.
Escape / Unescape (HTML, URL, CSS) — Free Online Tool
Escapes and unescapes strings for HTML entities, URL percent-encoding, and CSS identifiers / strings in one tool, with a mode switch and live preview, useful for preventing XSS in templated output, preparing query-string parameters, and safely embedding user input in CSS custom properties and content rules.
How to use the Escape / Unescape (HTML, URL, CSS)
- Open the tool above — it runs entirely in your browser, so your input never leaves this page.
- Paste or type your input into the field, then press the relevant button (e.g. Encode / Decode, Generate, or Convert).
- Copy the result from the output area with the copy button orCtrl/Cmd + C.
- No signup, no upload, and no tracking — repeat as often as you need.
Frequently asked questions
Is the Escape / Unescape (HTML, URL, CSS) free to use?
Yes. The Escape / Unescape (HTML, URL, CSS) is completely free, with no signup, no ads inside the tool, and no hidden limits.
Does the Escape / Unescape (HTML, URL, CSS) upload my data?
No. The Escape / Unescape (HTML, URL, CSS) processes everything locally in your browser. Your input is never sent to a server, so it stays private even on shared devices.
Does the Escape / Unescape (HTML, URL, CSS) work offline?
After the page loads, the Escape / Unescape (HTML, URL, CSS) runs entirely in your browser, so it keeps working without a network connection.
Free & private — why use this Escape / Unescape (HTML, URL, CSS)
The Escape / Unescape (HTML, URL, CSS) runs 100% client-side in your browser. Your data is never uploaded to a server, no account is required, and the tool is completely free. It works offline once the page has loaded and is part of a growing collection of privacy-first developer utilities.