IFrame Generator
Generate iframe embed code with security, accessibility, and responsive options. Create iframes for videos, maps, PDFs, and external content with live preview and customizable styling.
Quick Presets
Basic Settings
Required for screen readers
Dimensions
Display Options
Security Settings
Restricts iframe capabilities for security. Recommended for untrusted content.
Styling Options
Border
Live Preview
Enter a URL to see live preview
Generated HTML
Recommended Settings
Security Best Practices
- •Always enable sandbox for untrusted content
- •Use 'no-referrer' policy for sensitive pages
- •Avoid 'allow-same-origin' sandbox permission with untrusted sites
- •Test iframe behavior with and without sandbox
Accessibility Guidelines
- •Always provide a descriptive title attribute
- •Use meaningful titles like 'YouTube video player', not 'iframe'
- •Ensure iframe content is keyboard accessible
- •Test with screen readers when possible
Performance Tips
- •Use lazy loading for below-the-fold iframes
- •Keep dimensions explicit to avoid layout shift
- •Minimize use of multiple iframes on one page
- •Consider aspect-ratio CSS for responsive iframes
Pro Tips
- •YouTube and Google Maps are generally safe without sandbox
- •Use responsive width (100%) for mobile-friendly embeds
- •Test your iframe in different browsers for compatibility
- •Some sites block embedding via X-Frame-Options header
Most Popular
Most users enable sandbox with lazy loading for security and performance
When to Use This Tool
Embed YouTube, Vimeo, or other video content in your webpage. Use 16:9 aspect ratio, enable allowfullscreen, and use lazy loading for better performance. Perfect for tutorials, product demos, or entertainment content.
Recommended: Video content
Display Google Maps, OpenStreetMap, or other mapping services. Use appropriate dimensions (typically 600x450 or responsive), and ensure proper referrer policy for API keys. Ideal for store locators, contact pages, or location-based services.
Recommended: Location display
Safely embed third-party content, social media feeds, or interactive widgets. Always use sandbox attribute for untrusted sources to protect your site from malicious scripts. Great for blog embeds, calendar widgets, or external tools.
Recommended: Third-party content
Embed PDFs, Google Docs, or other documents directly in your page. Use full width with adequate height, enable scrolling, and consider lazy loading for large documents. Perfect for documentation, reports, or educational materials.
Recommended: Document display
How It Works
Enter the URL you want to embed (src attribute)
Provide a descriptive title for accessibility (required)
Configure dimensions with units (px, %, vw, vh) or use responsive mode
Select a quick preset for common use cases (YouTube, Maps, PDF, etc.)
Adjust security settings (sandbox, referrer policy) based on content trust
Customize styling (border, radius, shadow, opacity) to match your design
Preview the iframe in real-time with your settings applied
Click 'Generate HTML' to create the iframe code
Copy to clipboard or download as an HTML file
100% Private
Files never leave your device. All processing happens locally in your browser.
Lightning Fast
Powered by Client-side HTML generation with live preview for optimal performance on modern browsers.
Open Source
Built with verified, open-source libraries. Fully transparent.
Frequently Asked Questions
What is the sandbox attribute and why should I use it?
The sandbox attribute restricts what the embedded content can do, preventing malicious scripts from affecting your main page. It disables features like JavaScript execution, form submission, and navigation by default. You can selectively enable features with sandbox values like 'allow-scripts' or 'allow-same-origin'. Always use sandbox for untrusted content.
How do I make iframes responsive?
Enable the 'Responsive' toggle to set width to 100%. For maintaining aspect ratio, use CSS aspect-ratio property or wrap the iframe in a container with padding-bottom technique. For example, 56.25% padding-bottom creates a 16:9 ratio. This ensures the iframe scales properly on different screen sizes.
Why is the title attribute required?
The title attribute is essential for accessibility. Screen readers announce the title to help visually impaired users understand what content the iframe contains. Use descriptive titles like 'YouTube video: Product tutorial' instead of generic ones like 'iframe' or 'video'. This is a WCAG requirement.
What if my iframe doesn't load in the preview?
Some websites block iframe embedding using the X-Frame-Options HTTP header for security. This is common with sites like Facebook, GitHub, or bank websites. The iframe may still work when embedded on your actual domain if the site allows it. For sites you control, remove X-Frame-Options or use Content-Security-Policy frame-ancestors.
What's the difference between lazy and eager loading?
Lazy loading defers loading the iframe until it's near the viewport, improving initial page load performance. Eager loading loads the iframe immediately when the page loads. Use lazy for below-the-fold content or multiple iframes. Use eager for critical above-the-fold content that users need to see immediately.
Should I disable sandbox for YouTube videos?
For trusted sources like YouTube, Google Maps, or Vimeo, it's safe to disable sandbox or use minimal restrictions. These platforms are reputable and won't harm your site. However, for unknown or user-submitted content, always enable sandbox with minimal permissions to protect against XSS attacks and malicious behavior.