{"@context":"https://schema.org","@type":"SoftwareApplication","name":"HTML Editor","description":"Live HTML editor with real-time preview. Write HTML, CSS, and JavaScript and see the results instantly with built-in console.","url":"https://www.devtools.tools/html-editor","applicationCategory":"Development Utilities","operatingSystem":"All","browserRequirements":"Modern web browser","permissions":"none","isAccessibleForFree":true,"screenshot":"https://www.devtools.tools/og?title=HTML%20Editor&category=Development%20Utilities","author":{"@type":"Person","name":"Göksel Yeşiller","url":"https://github.com/mryesiller"},"publisher":{"@type":"Organization","name":"DevTools","url":"https://www.devtools.tools","logo":{"@type":"ImageObject","url":"https://www.devtools.tools/assets/logo-light-v11.svg"}},"offers":{"@type":"Offer","price":"0","priceCurrency":"USD","availability":"https://schema.org/InStock"},"keywords":"html editor, live preview, html playground, online html editor, css editor, javascript editor, web editor","mainEntity":{"@type":"WebApplication","name":"HTML Editor","applicationCategory":"DeveloperApplication"}}{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://www.devtools.tools"},{"@type":"ListItem","position":2,"name":"HTML Editor","item":"https://www.devtools.tools/html-editor"}]}{"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Does the live preview execute my code?","acceptedAnswer":{"@type":"Answer","text":"Yes, in a sandboxed iframe built with srcdoc, which isolates your HTML, CSS, and JavaScript from the parent page. You can run scripts, attach event handlers, and even use fetch — the sandbox just prevents the iframe from reaching back into the parent document."}},{"@type":"Question","name":"Can I use this for a frontend interview or stack-overflow answer?","acceptedAnswer":{"@type":"Answer","text":"Yes, that is exactly the kind of use case it targets. Type HTML on the left, see the rendered result on the right, and keep iterating without ever leaving the page. Starter templates for things like a pricing table or newsletter form are included so you can fork and tweak."}},{"@type":"Question","name":"Does it work offline?","acceptedAnswer":{"@type":"Answer","text":"Yes. Once the page is loaded nothing is fetched on each keystroke, so the preview still updates when you disconnect. That makes it usable on planes and patchy networks without flicker."}},{"@type":"Question","name":"Is my code uploaded?","acceptedAnswer":{"@type":"Answer","text":"No. The HTML, CSS, and JavaScript you type stay in your browser; the editor does not sync to any account or send keystrokes to a server."}}]}
HTML Editor
Write HTML, CSS, and JavaScript with live preview
HTML Code
Templates
Tips
- Edit HTML, CSS, and JavaScript in real-time
- Preview updates automatically (toggle auto-run to manual)
- Console output captured from iframe (click Console to expand)
- Expand button for full-screen preview mode
- Download your HTML as an index.html file
Frequently asked questions
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