Features
Real-time HTML preview as you type
Full CSS and inline style support
JavaScript execution in sandboxed iframe
Responsive preview at different screen sizes
Full-page or component preview modes
Common Use Cases
- Prototyping HTML/CSS layouts quickly
- Testing email HTML templates
- Previewing HTML snippets from documentation
Frequently Asked Questions
Does this support CSS?
Yes, you can include <style> tags or inline styles. External CSS frameworks can be loaded via <link> tags pointing to CDN URLs.
Can I run JavaScript in the preview?
Yes, JavaScript runs in a sandboxed iframe for security. You can include <script> tags for interactive previews.
Is my code saved?
No, all code exists only in your browser session. Nothing is sent to any server.