HTMLGlance — Free Online HTML Viewer and Live Editor

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Editor
Live preview
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A fast, free online HTML viewer built for developers

HTMLGlance lets you write or paste raw HTML and see a rendered, live preview instantly — right in your browser, with nothing to install and nothing sent to a server. It's built for quick prototyping, debugging email templates, testing snippets from Stack Overflow, teaching HTML basics, or reviewing markup before it goes into a real project.

Live rendering

Every keystroke updates a sandboxed preview pane, including inline <style> and <script> tags, so you see exactly what a browser would render.

Format & minify

Clean up messy markup with one click, or shrink it down to a compact, production-ready single line.

Syntax highlighting

A full-page highlighted view makes it easy to read, review, or screenshot your HTML structure.

Import & export

Load an existing .html file from your computer, or download your work as a ready-to-use file.

Shareable links

Generate a link that encodes your code directly in the URL — no account, no database, nothing stored on a server.

Responsive preview

Switch the preview pane between desktop, tablet and mobile widths to sanity-check responsive layouts.

How to view HTML online in 3 steps

  1. Paste or write your HTML in the editor pane, or click Import from file to load an existing document.
  2. Watch the live preview update automatically, or click Preview (Full page) for a larger, distraction-free view.
  3. Clean up and share with Format, Minify, Export to file, or a one-click Share link.

Frequently asked questions

Is HTMLGlance free to use?

Yes. HTMLGlance is completely free, has no signup, and runs entirely in your browser.

Does my HTML get uploaded to a server?

No. All rendering, formatting and highlighting happens locally in your browser. Nothing you type is sent anywhere unless you explicitly use the Share Link feature, which encodes your code into the URL itself.

Can I preview HTML with embedded CSS and JavaScript?

Yes. The live preview renders full HTML documents including inline <style> and <script> tags, just like a browser would.

Can I import an existing HTML file?

Yes. Use the Import from file button to load any .html, .htm or .txt file from your computer directly into the editor.