smallwins

Extract H1–H6 headings from any webpage and check hierarchy, level skips, and duplicates.

Preview Open Graph, Twitter Card, and meta tags for any webpage. See how links look when shared on Facebook, X, and LinkedIn.

Check alt text for all images on any webpage. Find missing, empty, or overly long alt attributes.

Detect HTML tables on any webpage and export them as CSV — copy or download.

Detect fullwidth alphanumeric characters, fullwidth spaces, and halfwidth katakana on any webpage.