HTML Preview
Preview HTML code in real-time with a sandboxed iframe. Free and privacy-first.
All processing happens in your browser. Your data never leaves your device.
Preview runs in a sandboxed iframe. Scripts are disabled for security.
How to Use
- 1Paste or type your HTML code in the Input field.
- 2Click "Preview HTML" to see the rendered output.
- 3Edit the code and preview again to see changes.
What is HTML Preview?
HTML Preview renders your HTML code in a sandboxed iframe so you can see the result instantly. Scripts are disabled for security, making it safe to preview untrusted HTML.
Key Features
- Real-time HTML rendering
- Sandboxed iframe (scripts disabled)
- Safe preview of untrusted HTML
- Full CSS styling support in preview
- 100% client-side
HTML Preview vs Other Tools
| Feature | HTML Preview | Other Tools |
|---|---|---|
| Client-side processing | Yes | Varies |
| No signup required | Yes | Often required |
| Privacy-first (no data sent) | Yes | Rarely |
| Free & unlimited | Yes | Often limited |
| No ads interruption | Yes | Often no |
FAQ
What is HTML formatting?
HTML formatting tools help you clean, minify, or beautify HTML code. They ensure proper indentation, remove unnecessary whitespace, or strip unwanted elements.
Is my HTML code safe?
Yes. All HTML processing happens in your browser. Your code is never sent to any server.