Screenshots are rendered by thum.io CDN from the public web. Only publicly accessible pages can be captured.

How It Works

Screenshots are generated via the thum.io public thumbnail CDN. It renders the live page at 1280px width. Only public URLs are supported — pages behind login or paywalls cannot be captured.

Tips

Include https:// in your URL for best results. For download, the preview card is captured locally using html2canvas.